Table 3

Risk of bias assessment

AuthorsSelectionPerformanceDetectionAttritionSelective reportingTotal
Desai et al 201025HighHighHighLowLowHigh
DiFrancisco-Det al. 201926HighLowHighHighHighHigh
Exelmans et al 201527LowLowHighLowLowLow
Hellström et al 201528HighLowHighLowLowLow
Scharrer et al 201435HighLowHighLowLowLow
Mario et al, 201429HighLowHighLowLowLow
Rudolf et al 202033HighLowHighLowLowLow
Smyth et al 200734HighLowHighLowHighHigh
Wallenius et al 200932HighLowHighLowLowLow
Weaver et al 200930LowLowHighLowLowLow
Zapata et al 200631LowLowHighLowLowLow
AuthorsRandomization processEffect of assignment to interventionMissing outcome dataMeasurement of the outcomeSelection of the reported resultTotal
Chaput et al 201136LowSome concernsLowLowLowLow