Singh 2014.

Methods	Location and time frame: no mention (investigator in Agra, India) Design: randomized trial Sample size calculation and outcome of focus: no mention
Participants	General with N: 200 women with term pregnancy Inclusion criteria: desires CuT 380A insertion after vaginal or cesarean delivery Exclusion criteria: severe anemia; prolonged rupture of membranes (> 18 hours); unresolved postpartum hemorrhage; extensive genital trauma; coagulopathies; distorted uterine cavity or medical disorder during pregnancy
Interventions	CuT 380A IUD insertion after vaginal or cesarean delivery Treatment: immediate postplacental (within 10 minutes) Comparison: early postpartum (10 minutes to 48 hours)
Outcomes	Efficacy, rate of expulsion, side effects, continuation, pregnancy Assessment times: 6 weeks, 3 months, 6 months postpartum
Notes	Information from conference poster and abstract; no clinical trial listing found; unable to obtain information from investigator
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	No mention
Allocation concealment (selection bias)	Unclear risk	No mention
Blinding of participants and personnel (performance bias) All outcomes	Unclear risk	No mention
Incomplete outcome data (attrition bias) All outcomes	Low risk	Loss to follow‐up: 3% immediate; 5% standard