Table 1

Study characteristics of included RCTs in this review

StudyNo of participantsNo of centresSurgery typeSutures usedSSI criteriaDuration of follow-upRoutine prophylactic antibiotics?
Arslan et al 57 1771Surgery for pilonidal diseaseVicryl versus Vicryl plusCDC criteria30 daysYes
Baracs e t al 38 3857Elective colorectal surgeryPDS versus PDS PlusNot stated30 daysYes
Chen et al 39 2411Head and neck surgeryVicryl versus Vicryl PlusLocal erythema with purulent discharge, wound dehiscence, or skin necrosisNot statedYes
Diener et al 7 118524LaparotomyPDS versus PDS PlusCDC criteria30 daysYes
Ford e t al 40 1471Paediatric general surgeryVicryl versus Vicryl PlusNot stated80 daysNo
Galal and El-Hindawy41 4501All surgeryVicryl versus Vicryl PlusCDC criteria30 daysNot stated
Ichida et al 42 10231Gastroenterological surgeryVicryl and PDS II versus Vicryl Plus and PDS PlusCDC criteria30 daysYes
Isik et al 43 5101Cardiac surgeryVicryl versus Vicryl PlusCDC criteria1 monthNot stated
Justinger et al 44 8561LaparotomyPDS II versus PDS II PlusCDC criteria2 weeksYes
Karip et al 45 1061Pilonidal sinus excision followed by Karydakis flap repairMonocryl Plus versus MonocrylRash, fever or purulent discharge2 weeksYes
Lin et al 56 1021Total knee replacement surgeryVicryl versus Vicryl plusCDC criteria30 daysYes
Mattavelli et al 2 3004Elective colorectal surgeryVicryl and PDS versus Vicryl Plus and PDS PlusCDC criteria30 daysYes
Mingmalairak et al 46 1001AppendectomyVicryl versus Vicryl PlusNot stated30 days, 6 months and 1 yearYes
Nakamura et al 11 4101Elective colorectal surgeryVicryl versus Vicryl PlusCDC criteria30 daysYes
Rasic et al 47 1841Elective colorectal cancer surgeryVicryl versus Vicryl PlusNot statedTo dischargeYes
Renko et al 33 16331Paediatric surgeryVicryl and Monocryl and PDS versus Vicryl Plus and Monocryl Plus and PDS PlusCDC criteria30 daysIn 30%
Roy e t al 55 1101Gastrointestinal surgeryPDS versus PDS plusCDC criteria30 daysYes
Ruiz-Tovar et al 48 1103Open colorectal surgery with faecal peritonitisVicryl versus Vicryl PlusCDC criteria60 daysYes
Seim et al 49 3281CABG (Coronary artery bypass graft) leg woundVicryl versus Vicryl PlusPositive bacterial culture and clinical judgement4 weeksYes
Sprowson et al 25463Primary THR (total hip replacment) or TKR (total knee replacement)Vicryl versus Vicryl PlusCDC criteria30 daysYes
Tabrizi et al 54 3202Dental implant surgeryVicryl versus Vicryl plusCDC criteria30 daysYes
Thimour-Bergstrom e t al 50 3921CABG (+/-AVR (aortic valve replacement), MVR (Mitral valve replacement)) with saphenous vein graftVicryl and Monocryl versus Vicryl Plus and Monocryl PlusCDC criteria60 daysYes
Turtiainen et al 51 2763Non-emergency lower-limb arterial surgeryVicryl and Monocryl versus Vicryl Plus and Monocryl PlusCDC criteria30 daysYes
Williams et al 52 1501MastectomyVicryl and Monocryl versus Vicryl Plus and Monocryl PlusCDC criteria6 weeksIf considered at risk
Zhang et al 53 1016MastectomyChinese silk versus Vicryl PlusCDC criteria30 daysNot stated
  • CDC, centre for disease control; RCTs, randomised controlled trials.