Appendix A.

Distribution of births by gestational age and race, and gestational age-specific fetal death rate and neonatal death rate, 2003 M ichigan singleton births (≥20 completed weeks gestation)

Gestational age (in weeks)	Distribution of births by gestational age			Fetal death rate among Blacks,a by gestational age	Neonatal death rate among Blacks,a by gestational age
	Blacksa	Whitesb	Difference (disparity)
20	0.11%	0.05%	0.06%	50.00%	50.00%
21	0.20%	0.08%	0.12%	34.04%	63.83%
22	0.26%	0.09%	0.17%	41.67%	48.33%
23	0.23%	0.08%	0.15%	25.93%	51.85%
24	0.25%	0.08%	0.17%	15.25%	28.81%
25	0.30%	0.08%	0.22%	12.86%	20.00%
26	0.27%	0.08%	0.20%	17.19%	9.38%
27	0.29%	0.10%	0.19%	4.48%	14.93%
28	0.30%	0.12%	0.18%	7.14%	5.71%
29	0.36%	0.13%	0.24%	12.94%	2.35%
30	0.39%	0.17%	0.23%	6.52%	2.17%
31	0.49%	0.22%	0.27%	5.22%	4.35%
32	0.67%	0.27%	0.40%	0.64%	2.55%
33	0.74%	0.44%	0.30%	1.74%	1.74%
34	1.59%	0.92%	0.66%	1.35%	0.81%
35	2.24%	1.49%	0.75%	0.76%	0.95%
36	4.10%	3.34%	0.75%	0.73%	0.42%
≥37	87.21%	92.27%	-5.07%	0.11%	0.10%
Total	100%	100%	0%	-	-

^aNon-Hispanic Blacks.

^bNon-Hispanic Whites.