Kovavisarach 1998.
Methods | Residents randomised to one of two groups using sealed envelopes. Details of method of randomisation not given. Perforations tested by filling glove with 1.5‐2 times its normal capacity and immersing in water. Air bubbles indicated perforation | |
Participants | Residents. Obstetric surgery ‐ perineorrhaphy. 742 single gloves and 658 double outer gloves were collected. | |
Interventions | Single versus standard double gloves | |
Outcomes | Number of perforations. | |
Notes | ||
Risk of bias | ||
Bias | Authors' judgement | Support for judgement |
Allocation concealment? | Low risk | A ‐ Adequate |