Friedman 2009 SEC.

Methods	Prospective, single‐centre RCT of TVT‐Secur versus TVT‐O
Participants	84 women with SUI Patients may have undergone concomitant prolapse surgery Groups well matched for baseline characteristics.
Interventions	TVT‐Secur (Hammock type) (42) TVT‐O (42)
Outcomes	Primary outcomes were intra‐operative complications, peri‐operative morbidity and post‐operative efficacy (at 1 year)
Notes	Abstract only
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	No description
Allocation concealment (selection bias)	Unclear risk	No description
Incomplete outcome data (attrition bias) All outcomes	Low risk	All participant data included in analysis
Blinding of participants and personnel (performance bias) All outcomes	Unclear risk	No description
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	No description