Lojanapiwat 2012.

Methods	Study design: RCT. Study duration: NS. Follow‐up/Treatment duration: 28 days.
Participants	Country: Thailand. Setting: single centre. Patients with single radio‐opaque proximal ureteral stone 4‐10 mm. Number: control group: 21; treatment group: 21. Mean age ± SD, years: NS. Sex, M/F: NS. Exclusion criteria: NS.
Interventions	Control group/Study group I Oral sodium diclofenac 50 mg twice a day for 10 days. Diclofenac 75 mg IM on demand. Tamsulosin group/Study group 2 Tamsulosin 0.4 mg once daily for a maximum of 28 days. Oral sodium diclofenac 50 mg twice a day for 10 days. Diclofenac 75 mg IM on demand.
Outcomes	Stone expulsion rate. Stone relocation rate. Colic episode. Additional treatment.
Funding sources	None stated.
Declarations of interest	None stated.
Notes	Conference abstract. Data on stone clearance and stone relocation rate at 4 weeks were not described separately.
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	No quotes available. Comment: randomisation stated but no information on method used was available; therefore risk of selection bias was considered to be unclear.
Allocation concealment (selection bias)	Unclear risk	No quotes available. Insufficient information to permit judgement. Comment: Owing to insufficient information, allocation concealment was considered to have unclear risk of bias.
Blinding of participants and personnel (performance bias) All outcomes	Unclear risk	No quotes available. No blinding described. Comment: Owing to insufficient information, risk of performance bias was considered to be unclear.
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	No quotes available. No blinding of outcome assessments described. Comment: Owing to insufficient information, risk of detection bias was considered to be unclear.
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	No quotes available. Comment: Loss to follow‐up was not described; therefore risk of attrition bias was considered to be unclear.
Selective reporting (reporting bias)	Unclear risk	No quotes available. Comment: Owing to insufficient information to permit judgement, risk of reporting bias was considered to be unclear.
Other bias	Unclear risk	No quotes available. Comment: Owing to insufficient information to permit judgement, risk of other sources of bias was considered to be unclear.