4.2. Analysis.

Comparison 4 Curriculum to prevent pregnancy, HIV, and STI versus standard sex education, Outcome 2 Condom use.

Condom use
Study	Outcome	Assessment	N	Reported adjusted effect ± SE	Reported P
Coyle 2001	Condom use at first sex (initiators only)	After 9th‐grade lessons (7 months after baseline)	285	OR 0.68 ± 0.48	0.42
Coyle 2001	_	After 10th‐grade lessons (19 months after baseline)	_	OR 1.23 (no SE reported)	0.52
Coyle 2001	_	12 months after year 2 (31 months after baseline)	733	OR 1.44 ± 0.27	0.17
Coyle 2001	Condom use at last sex	After 9th‐grade lessons	1018	OR 1.91 ± 0.27	0.02
Coyle 2001	_	After 10th‐grade lessons	_	OR 1.51 (no SE reported)	0.26
Coyle 2001	_	12 months after year 2	549	OR 1.68 ± 0.25	0.04
Coyle 2001	Frequency of sex without condom in past 3 months	After 9th‐grade lessons	963	Ratio of adjusted means (RM) 0.50 ± 0.31	0.03
Coyle 2001	_	After 10th‐grade lessons	_	RM 0.69 (no SE reported)	0.14
Coyle 2001	_	12 months after year 2	1371	RM 0.63 ± 0.23	0.05