<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0120-3347</journal-id>
<journal-title><![CDATA[Colombian Journal of Anestesiology]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. colomb. anestesiol.]]></abbrev-journal-title>
<issn>0120-3347</issn>
<publisher>
<publisher-name><![CDATA[SCARE-Sociedad Colombiana de Anestesiología y Reanimación]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-33472020000400202</article-id>
<article-id pub-id-type="doi">10.5554/22562087.e925</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Surgical site infection in adults undergoing major non-cardiac surgery and its association with anemia, El severe bleeding and intraoperative transfusion: A preliminary report from a prospective registry]]></article-title>
<article-title xml:lang="es"><![CDATA[Infección de sitio operatorio en adultos llevados a cirugía mayor no cardiaca y su relación con anemia, sangrado mayor y transfusión intraoperatoria: Informe preliminar de un registro prospectivo]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ariza]]></surname>
<given-names><![CDATA[Fredy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castaño]]></surname>
<given-names><![CDATA[Darío Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bolaños-Aldana]]></surname>
<given-names><![CDATA[Julián David]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quintana-Díaz]]></surname>
<given-names><![CDATA[Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Fundación Valle del Lili Anesthesia and Perioperative Medicine Department ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad ICESI School of Heath Sciences ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Autónoma de Madrid La Paz University Hospital Intensive Medicine Service]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>48</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-33472020000400202&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-33472020000400202&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-33472020000400202&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Surgical site infection (SSI) is among the most common healthcare-related infections. Given their greater morbidity and surgical complexity, patients undergoing major surgery are exposed to a high risk of SSI.  Objective: To determine the incidence of SSI in adult patients undergoing major elective non-cardiac surgery, and to identify risk factors associated with its occurrence within the first 30 days after surgery.  Methods: An analytical study was designed on the basis of a prospective institutional registry. Clinical and laboratory variables associated with perioperative management were recorded. An active search was conducted in order to find SSI episodes, renal failure and multiple organ dysfunction during the first 30 days after surgery. Adjusted logistic regression was done to identify potential associations between risk factors and the development of SSI.  Results: Overall, 1501 patients were included. The incidence of SSI during the first 30 days after surgery was 6.72% (95% CI 5.57-8.11). ASA III, abdominal surgery and longer procedures were more frequent in the SSI group. Association with the occurrence of SSI was documented for preoperative hemoglobin levels (adjusted OR 0.79 [95% CI 0.72-0.88], p = 0.04), intraoperative transfusion (adjusted OR 2,47 [95% CI 1.16-5.27], p = 0.02) and major blood loss (adjusted OR 3.80 [95% CI 1.63-8.88], p = 0.04).  Conclusion: Preoperative hemoglobin level, intraoperative transfusion and major bleeding are independent risk factors associated with the occurrence of SSI in adult patients undergoing major elective non-cardiac surgery.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: La infección del sitio operatorio (ISO) ocupa los primeros lugares entre las infecciones asociadas a la atención en salud. Con una mayor morbilidad y complejidad quirúrgica, los pacientes de cirugía mayor están expuestos a un alto riesgo de ISO.  Objetivo: Determinar la incidencia de ISO en pacientes adultos sometidos a cirugía mayor electiva no cardiaca e identificar factores de riesgo relacionados con su aparición durante los primeros 30 días postoperatorios.  Métodos: Se diseñó un estudio analítico a partir de un registro institucional prospectivo. Se registraron variables clínicas y de laboratorio relacionadas con el manejo perioperatorio. Se realizó una búsqueda activa de episodios de ISO, sepsis, falla renal y disfunción multiorgánica durante los primeros 30 días postoperatorios. Las potenciales asociaciones entre factores de riesgo y el desarrollo de ISO fueron identificadas mediante regresión logística ajustada.  Resultados: Se incluyeron 1.501 pacientes. La incidencia de ISO durante los 30 días postoperatorios fue de 6,72 % [IC 95 % 5,57-8,11). El estado ASA III, la cirugía abdominal y los procedimientos de duración prolongada fueron más frecuentes en el grupo ISO. Se documentó asociación con la ocurrencia de ISO para los niveles de hemoglobina preoperatoria (OR ajustado 0,79 [IC 95 % 0,72-0,88], p = 0,04), transfusión intraoperatoria (OR ajustado 2,47 [IC 95 % 1,16-5,27], p = 0,02) y sangrado mayor intraoperatorio (OR ajustado 3,80 [IC 95 % 1,63-8,88], p = 0,04).  Conclusiones: El nivel de hemoglobina preoperatoria, la transfusión intraoperatoria y el sangrado mayor son factores de riesgo asociados de forma independiente a la ocurrencia de ISO en pacientes adultos llevados a cirugía mayor electiva no cardiaca.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Surgical site infection]]></kwd>
<kwd lng="en"><![CDATA[risk factors]]></kwd>
<kwd lng="en"><![CDATA[major surgery]]></kwd>
<kwd lng="en"><![CDATA[anemia]]></kwd>
<kwd lng="en"><![CDATA[major bleeding]]></kwd>
<kwd lng="es"><![CDATA[Infección de sitio operatorio]]></kwd>
<kwd lng="es"><![CDATA[factores de riesgo]]></kwd>
<kwd lng="es"><![CDATA[cirugía mayor]]></kwd>
<kwd lng="es"><![CDATA[anemia]]></kwd>
<kwd lng="es"><![CDATA[sangrado mayor]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="book">
<collab>OMS</collab>
<source><![CDATA[Carga mundial de infecciones asociadas a la atención sanitaria]]></source>
<year>2013</year>
<publisher-name><![CDATA[WHO]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Allegranzi]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Bagheri Nejad]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Combescure]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Burden of endemic health-care-associated infection in developing countries: systematic review and meta-analysis]]></article-title>
<source><![CDATA[Lancet]]></source>
<year>2011</year>
<volume>377</volume>
<numero>9761</numero>
<issue>9761</issue>
<page-range>228-41</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="book">
<collab>Observatorio de Calidad de la Atención en Salud</collab>
<source><![CDATA[Biblioteca nacional de indicadores]]></source>
<year>2011</year>
<page-range>239-40</page-range><publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[MinSalud]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hanan]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Javier]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Sean]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Global guidelines for the prevention of surgical site infection]]></article-title>
<source><![CDATA[WHO]]></source>
<year>2018</year>
<volume>2</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>21-2</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Horan]]></surname>
<given-names><![CDATA[TC]]></given-names>
</name>
<name>
<surname><![CDATA[Gaynes]]></surname>
<given-names><![CDATA[RP]]></given-names>
</name>
<name>
<surname><![CDATA[Martone]]></surname>
<given-names><![CDATA[WJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[CDC definitions of nosocomial surgical site infections, 1992: a modification of CDC definitions of surgical wound infections]]></article-title>
<source><![CDATA[Infect Control Hosp Epidemiol]]></source>
<year>1992</year>
<volume>13</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>606-8</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Haller]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Bampoe]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Cook]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Systematic review and consensus definitions for the Standardised Endpoints in Perioperative Medicine initiative: clinical indicators]]></article-title>
<source><![CDATA[Br J Anaesth]]></source>
<year>2019</year>
<volume>123</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>228-37</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reid]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Simcock]]></surname>
<given-names><![CDATA[JW]]></given-names>
</name>
<name>
<surname><![CDATA[Chisholm]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Postdischarge clean wound infections: incidence underestimated and risk factors overemphasized]]></article-title>
<source><![CDATA[ANZ J Surg]]></source>
<year>2002</year>
<volume>72</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>339-43</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[von Elm]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Altman]]></surname>
<given-names><![CDATA[DG]]></given-names>
</name>
<name>
<surname><![CDATA[Egger]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The strengthening the reporting of observational studies in epidemiology (STROBE) statement: guidelines for reporting observational studies]]></article-title>
<source><![CDATA[Bull World Health Organ]]></source>
<year>2007</year>
<volume>85</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>867-72</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Young]]></surname>
<given-names><![CDATA[PY]]></given-names>
</name>
<name>
<surname><![CDATA[Khadaroo]]></surname>
<given-names><![CDATA[RG.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Surgical site infections]]></article-title>
<source><![CDATA[Surg Clin North Am]]></source>
<year>2014</year>
<volume>94</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1245-64</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Molina]]></surname>
<given-names><![CDATA[RI]]></given-names>
</name>
<name>
<surname><![CDATA[Bejarano]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Infección del sitio operatorio en un hospital nivel II]]></article-title>
<source><![CDATA[Rev Col Cir]]></source>
<year>2005</year>
<volume>20</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>93-5</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bohórquez]]></surname>
<given-names><![CDATA[CJ.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluación de la incidencia y factores asociados a la infección de sitio operatorio en procedimientos de cirugía general, en tres hospitales públicos de la ciudad de bogotá]]></article-title>
<source><![CDATA[Uni Nac de Col]]></source>
<year>2018</year>
<page-range>29-32</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Turan]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Mascha]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
<name>
<surname><![CDATA[Roberman]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Turner]]></surname>
<given-names><![CDATA[PL]]></given-names>
</name>
<name>
<surname><![CDATA[You]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kurz]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Sessler]]></surname>
<given-names><![CDATA[DI]]></given-names>
</name>
<name>
<surname><![CDATA[Saager]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Smoking and perioperative outcomes]]></article-title>
<source><![CDATA[Anesthesiology]]></source>
<year>2011</year>
<volume>114</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>837-46</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reddy]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Skin and wound care: important considerations in the older adult]]></article-title>
<source><![CDATA[Adv Skin Wound Care]]></source>
<year>2008</year>
<volume>21</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>424-quiz 437-8</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dryden]]></surname>
<given-names><![CDATA[SV]]></given-names>
</name>
<name>
<surname><![CDATA[Shoemaker]]></surname>
<given-names><![CDATA[WG]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[JH.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Wound management and nutrition for optimal wound healing]]></article-title>
<source><![CDATA[Atlas Oral Maxillofac Surg Clin North Am]]></source>
<year>2013</year>
<volume>21</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>37-47</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martin]]></surname>
<given-names><![CDATA[ET]]></given-names>
</name>
<name>
<surname><![CDATA[Kaye]]></surname>
<given-names><![CDATA[KS]]></given-names>
</name>
<name>
<surname><![CDATA[Knott]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Nguyen]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Santa-rossa]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Evans]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Bertran]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Jaber]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diabetes and risk of surgical site infection: A systematic review and meta-analysis]]></article-title>
<source><![CDATA[Infect Control Hosp Epidemiol]]></source>
<year>2016</year>
<volume>37</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>88-99</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bootun]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of immunosuppressive therapy on wound healing]]></article-title>
<source><![CDATA[Int Wound J]]></source>
<year>2013</year>
<volume>10</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>98-104</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ji]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Zhu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Incidence and risk of surgical site infection after adult femoral neck fractures treated by surgery: A retrospective case-control study]]></article-title>
<source><![CDATA[Medicine (Baltimore)]]></source>
<year>2019</year>
<volume>98</volume>
<numero>11</numero>
<issue>11</issue>
</nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[JS]]></given-names>
</name>
<name>
<surname><![CDATA[Hayanga]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[Kubus]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Local anesthesia: a strategy for reducing surgical site infections?]]></article-title>
<source><![CDATA[World J Surg]]></source>
<year>2011</year>
<volume>35</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>2596-602</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Waltz]]></surname>
<given-names><![CDATA[PK]]></given-names>
</name>
<name>
<surname><![CDATA[Zuckerbraun]]></surname>
<given-names><![CDATA[BS.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Surgical site infections and associated operative characteristics]]></article-title>
<source><![CDATA[Surg Infect (Larchmt)]]></source>
<year>2017</year>
<volume>18</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>447-50</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bartoszko]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Thorpe]]></surname>
<given-names><![CDATA[KE]]></given-names>
</name>
<name>
<surname><![CDATA[Laupacis]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association of preoperative anaemia with cardiopulmonary exercise capacity and postoperative outcomes in noncardiac surgery: a substudy of the Measurement of Exercise Tolerance before Surgery (METS) Study]]></article-title>
<source><![CDATA[Br J Anaesth]]></source>
<year>2019</year>
<volume>123</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>161-9</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Burton]]></surname>
<given-names><![CDATA[BN]]></given-names>
</name>
<name>
<surname><![CDATA[Okwuegbuna]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Jafari]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association of preoperative anemia with 30-day morbidity and mortality among patients with thyroid cancer who undergo thyroidectomy]]></article-title>
<source><![CDATA[JAMA Otolaryngol Head Neck Surg]]></source>
<year>2019</year>
<volume>145</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>124-31</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Leylek]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Poliquin]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Wazzan]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Postoperative infection in the setting of massive intraoperative blood loss]]></article-title>
<source><![CDATA[J Obstet Gynaecol Can]]></source>
<year>2016</year>
<volume>38</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1110-3</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bong]]></surname>
<given-names><![CDATA[MR]]></given-names>
</name>
<name>
<surname><![CDATA[Patel]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Chang]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Issack]]></surname>
<given-names><![CDATA[PS]]></given-names>
</name>
<name>
<surname><![CDATA[Hebert]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Di Cesare]]></surname>
<given-names><![CDATA[PE.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Risks associated with blood transfusion after total knee arthroplasty]]></article-title>
<source><![CDATA[J Arthroplasty]]></source>
<year>2004</year>
<volume>19</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>281-7</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Napolitano]]></surname>
<given-names><![CDATA[LM]]></given-names>
</name>
<name>
<surname><![CDATA[Kurek]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Luchette]]></surname>
<given-names><![CDATA[FA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Clinical practice guideline: red blood cell transfusion in adult trauma and critical care]]></article-title>
<source><![CDATA[J Trauma]]></source>
<year>2009</year>
<volume>67</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1439-42</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alamanda]]></surname>
<given-names><![CDATA[VK]]></given-names>
</name>
<name>
<surname><![CDATA[Springer]]></surname>
<given-names><![CDATA[BD.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Perioperative and modifiable risk factors for periprosthetic joint infections (PJI) and recommended guidelines]]></article-title>
<source><![CDATA[Curr Rev Musculoskelet Med]]></source>
<year>2018</year>
<volume>11</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>325-31</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ercole]]></surname>
<given-names><![CDATA[FF]]></given-names>
</name>
<name>
<surname><![CDATA[Starling]]></surname>
<given-names><![CDATA[CE]]></given-names>
</name>
<name>
<surname><![CDATA[Chianca]]></surname>
<given-names><![CDATA[TC]]></given-names>
</name>
<name>
<surname><![CDATA[Carneiro]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Applicability of the national nosocomial infections surveillance system risk index for the prediction of surgical site infections: a review]]></article-title>
<source><![CDATA[Braz J Infect Dis]]></source>
<year>2007</year>
<volume>11</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>134-41</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Emori]]></surname>
<given-names><![CDATA[TG]]></given-names>
</name>
<name>
<surname><![CDATA[Culver]]></surname>
<given-names><![CDATA[DH]]></given-names>
</name>
<name>
<surname><![CDATA[Horan]]></surname>
<given-names><![CDATA[TC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[National nosocomial infections surveillance system (NNIS): description of surveillance methods]]></article-title>
<source><![CDATA[Am J Infect Control]]></source>
<year>1991</year>
<volume>19</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>19-35</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[van Walraven]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Musselman]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The surgical site infection risk score (SSIRS): A model to predict the risk of surgical site infections]]></article-title>
<source><![CDATA[PLoS One]]></source>
<year>2013</year>
<volume>8</volume>
<numero>6</numero>
<issue>6</issue>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
