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Table 4 Risk of bias assessment of the included cohort studies (ROBINS-I)

From: Stapled versus hand-sewn intestinal anastomosis in pediatric patients: a systematic review and meta-analysis

References Bias due
to confounding
Bias in
selection of
participants
into the study
Bias in classification of
interventions
Bias due
to deviations
from intended
interventions
Bias due to missing
data
Bias in
measurement
of outcomes
Bias in
selection of the
reported result
Overall Bias
Wrighton [5] Serious Serious Low Low Low Moderate Low Serious
Kozlov [6] Serious Moderate Low Low Low Moderate Low Serious
Muncie [7] Serious Serious Low Low Low Moderate Low Serious
Hintz [8] Serious Moderate Low Low Low Moderate Low Serious
Amano [9] Serious Moderate Low Low Low Moderate Low Serious