Table 4. Adjusted O.R. for neonatal deaths by mother's age at birth of child: Sub-Saharan Africa.

	Model 2	Model 3	Model 4
Maternal age (R.C. = 20–29)
< 16 years	1.63	1.54	1.48
	(1.42–1.86)**	(1.34–1.76)**	(1.29–1.70)**
16/17 years	1.38	1.32	1.32
	(1.26–1.52)**	(1.21–1.45)**	(1.20–1.46)**
18/ 19 years	1.18	1.15	1.19
	(1.08–1.29)**	(1.06–1.26)**	(1.09–1.30)**
Birth order (R.C. 2/3)
First birth	1.52	1.59	1.49
	(1.41–1.63)**	(1.48–1.71)**	(1.39–1.60)**
4+ birth	1.28	1.23	1.25
	(1.18–1.40)**	(1.13–1.34)**	(1.14–1.36)**
Birth interval (R.C. >18 months)
Birth interval <18months	1.83	1.83	1.62
	(1.70–1.96)**	(1.70–1.96)**	(1.50–1.74)**
Education (R.C. secondary / tertiary education)
No education		1.26	1.12
		(1.16–1.37)**	(1.03–1.23)*
Primary education		1.20	1.13
		(1.10–1.31)**	(1.03–1.27)**
Place of residence (R.C. urban)
Rural		1.05	1.01
		(0.98–1.13)	(0.94–1.09)
Place of delivery (R.C. home)
Hospital			1.00
			(0.94–1.07)
Antenatal care (R.C. 4 or more)
No ANC			1.39
			(1.23–1.56)**
<4 ANC			1.13
			(1.02–1.24)*
Data missing			2.82
			(2.62–3.03)**

Significance level:

*p<0.05;

**p<0.01;

***p<0.005