Table 7. Unadjusted and adjusted O.R. for neonatal deaths by mother's age at birth of child disaggregated by first and subsequent births: All regions (adjusted model includes education, place of residence, place of delivery and ANC).

Reference category = 20–29 years.

	First birth		Subsequent births
	Unadjusted	Adjusted	Unadjusted	Adjusted
Sub-Saharan Africa
< 16 years	1.52	1.33	2.07	1.39
	(1.32–1.75)**	(1.14–1.54)**	(1.35–3.18)**	(0.87–2.23)
16/17 years	1.23	1.15	1.82	1.49
	(1.11–1.37)**	(1.03–1.29)*	(1.54–2.14)**	(1.26–1.77)**
18/ 19 years	1.07	1.07	1.30	1.21
	(0.95–1.19)	(0.95–1.20)	(1.15–1.46)**	(1.07–1.36)**
South / South East Asia
< 16 years	2.04	1.51	3.85	3.66
	(1.56–2.66)**	(1.14–2.01)**	(1.87–7.94)**	(1.70–7.88)**
16/17 years	1.68	1.28	2.33	2.08
	(1.40–2.00)**	(1.05–1.55)*	(1.76–3.07)**	(1.55–2.79)**
18/ 19 years	1.52	1.26	1.41	1.25
	(1.31–1.76)**	(1.07–1.48)**	(1.15–1.72)**	(1.01–1.54)*
Latin America and Caribbean
< 16 years	1.60	1.43	3.70	3.26
	(1.06–2.43)*	(0.88–2.30)	(1.44–9.53)**	(1.10–9.71)*
16/17 years	1.20	1.18	1.19	0.90
	(0.87–1.65)	(0.81–1.71)	(0.71–2.00)	(0.51–1.56)
18/ 19 years	1.00	0.94	0.95	0.82
	(0.74–1.34)	(0.67–1.30)	(0.67–1.35)	(0.57–1.18)

Significance level:

*p<0.05;

**p<0.01;

***p<0.005