Laine 2004a.

Methods	Glove wearer randomised. Details of randomisation, concealment or tester not given. Standard test used.
Participants	Primary and assistant surgeon. Conventional and arthroscopic orthopaedic and trauma surgery. Sample ‐ 349 patients
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?	Unclear risk	B ‐ Unclear