Sanders 1990.

Methods	Surgeons were randomised to one of two groups using sealed envelopes. Details of method of randomisation not given. Perforation test ‐ gloves were filled with 1000 mls of water, suspended by occluded cuff five feet above ground. Digits were squeezed and jets of water noted.
Participants	Surgeons. Orthopaedic surgery involving the manipulation of bone or application of implants. 58 double inner gloves and 52 cloth/latex inner gloves were collected.
Interventions	Standard double versus latex inner with cloth outer glove.
Outcomes	Number of perforations. Commented on surgical site infections though this was not the focus for the study.
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Low risk	A ‐ Adequate