Table 4.

Early and later adolescent pregnancy and subsequent behavioural outcomes

Sexual risk behaviours:	No pregnancy (N=799)	95% CI	Pregnancy ≤15 (n=31)	95% CI	Pregnancy 16–19 (N=150)	95% CI	p
Condom use							p=0.01
Always	24.16	20.74–27.93	25.81	13.92–42.80	14.00	8.9–21.34
	193/799		8/31		21/150
Sometimes/often	30.66	26.66–34.99	29.03	17.55–44.01	30.67	23.35–39.10
	245/799		9/31		46/150
Never	45.18	40.27–50.19	45.16	31.37–59.74	55.33	46.97–63.41
	361/799		14/31		83/150
Partner numbers	N=812		N=31		N=151		p=0.01
1	68.97	65.60–72.15	64.52	47.85–78.28	72.19	63.23–79.66
	560/812		20		109
2 to 3	28.45	25.54–31.54	22.58	11.91–38.62	24.5	18.00–32.43
	231		7		37
4+	2.59	1.75–3.81	12.9	5.15–28.80	3.31	1.37–7.80
	21		4		5
Type of Intimate Partner Violence (IPV)	N=887		N=31		N=151		p=0.11
None	67.42	63.88–70.77	58.06	38.91–75.06	72.85	65.58–79.07
	598/887		18/31		110/151
Physical only	20.07	17.39–23.05	19.35	9.12–36.47	20.53	15.23–27.09
	178/887		6/31		31/151
Sexual	5.98	4.32–8.21	6.45	1.66–21.98	1.32	0.33–5.22
	53/887		2/31		2/151
Physical and sexual	6.54	4.95–8.59	16.13	6.18–35.95	5.3	2.39–11.32
	58/887		5/31		8/151
Any transactional sex	23.99	20.26–28.15	25.81	12.99–44.77	28.48	21.72–36.36	p=0.52
	195/813		8/31		43/151
Relationship control	796		30		146		p=0.89
Low equity	33.17	29.18–37.41	30	16.24–48.65	34.93	27.10–43.67
	264/796		9/30		51/146
Medium equity	52.64	48.84–56.40	50	30.84–69.16	52.05	43.27–60.71
	419/796		15/30		76/146
High equity	14.2	11.48–17.43	20	8.44–40.40	13.01	8.33–19.75
	113/796		6/30		19/146

Note: Teenage pregnancy in this exploratory analysis is the exposure of interest and the sexual risk behaviours are the outcomes.