Choe 2013.

Methods	RCT OF TVT vs TOT
Participants	41 women Inclusion criteria: women with SUI; able to complete a questionnaire Exclusion criteria: prior spine surgery; back pain; scoliosis; traumatic spine injury; neurological disease; or hip or knee surgery
Interventions	41 women, number in each group was not given
Outcomes	Postoperative pain was assessed using a 10‐point visual analogue scale (VAS) at fixed time‐points: 30 minutes, 3hr and 24hr after surgery Length of procedure (minutes)
Notes	We were not able to use the data provided, as the number in each group was not specified
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Quote: "were randomized to receive"
Allocation concealment (selection bias)	Unclear risk	No information
Blinding of participants and personnel (performance bias) All outcomes	Unclear risk	No information
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	No information
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	No information