Laine 2001.

Methods	Patient randomised by birth date. Tester details not given. Standard test used.
Participants	Primary and assistant surgeon. Orthopaedic, trauma and gastrointestinal surgery. Sample ‐ 885 patients in a 2 arm study.
Interventions	Single versus standard double versus perforation indicator gloves.
Outcomes	Number of perforations. Proportion of total number of perforations detected by glove wearer during surgery.
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	High risk	C ‐ Inadequate