Table 2.

Mortality rates (per 1,000 live-births) for different age by wealth index and cohort, ICDDR,B-service and govt-service areas

Wealth index	ICDDR,B-service				Govt-service
	1983–85	1988–90	1993–95	1998–00	1983–85	1988–90	1993–95	1998–00
Neonatal
Poorest	54.1	51.6	38.0	43.7	71.6	66.8	66.1	43.6
Richest	49.1	35.5	27.0	21.9	68.8	51.6	43.1	26.8
Poor:rich	1.10	1.45	1.41	2.00	1.04	1.29	1.53	1.63
Infant
Poorest	100.3	86.6	67.3	59.6	132.9	105.0	97.9	74.6
Richest	92.2	57.6	43.9	30.2	106.0	81.1	63.6	38.0
Poor:rich	1.09	1.50	1.53	1.97	1.25	1.29	1.54	1.96
1–4 years
Poorest	52.0	36.5	21.1	12.9	80.3	52.0	40.2	25.3
Richest	22.7	16.8	10.4	10.4	46.6	19.5	18.2	5.8
Poor:rich	2.29	2.17	2.03	1.13	1.72	2.67	2.12	4.36
Under-5
Poorest	152.3	123.1	88.4	72.5	213.2	157.0	138.1	99.9
Richest	114.9	74.4	54.3	41.6	152.6	100.6	81.9	43.8
Poor:rich	1.33	1.65	1.63	1.74	1.40	1.56	1.69	2.28