Selected Factors by Birthweight of Infant
Wayne County Resident Births, 1989 - 1998

Factor	Very Low Birthweight < 1,500 grams		Low Birthweight 1,500 - 2,499 grams		Normal Birthweight 2,500+ grams		Unknown Birthweight		Total
	Number	Percent	Number	Percent	Number	Percent	Number	Percent	Number	Percent
Total Births	60	1.2	336	6.6	4,660	92.2	0	0.0	5,056	100.0
Maternal Age
< 20 Years	11	1.2	87	9.7	796	89.0	0	0.0	894	100.0
< 15 Years	2	10.0	5	25.0	13	65.0	0	0.0	20	100.0
Maternal Race
White	60	1.2	336	6.7	4,646	92.1	0	0.0	5,042	100.0
Black	0	0.0	0	0.0	5	100.0	0	0.0	5	100.0
Other	0	0.0	0	0.0	9	100.0	0	0.0	9	100.0
Births With Known Prenatal Care
First Trimester	53	1.2	281	6.3	4,107	92.5	0	0.0	4,441	100.0
Second Trimester	3	0.6	47	9.0	473	90.4	0	0.0	523	100.0
Third Trimester	0	0.0	3	5.9	48	94.1	0	0.0	51	100.0
No Prenatal Care	4	13.8	5	17.2	20	69.0	0	0.0	29	100.0
Gestational Age
< 37 Weeks	51	8.9	177	31.1	342	60.0	0	0.0	570	100.0
37+ Weeks	5	0.1	153	3.5	4,226	96.4	0	0.0	4,384	100.0
Unknown	4	3.9	6	5.9	92	90.2	0	0.0	102	100.0
Mother's Educational Level
8 Years or Less	3	1.4	25	11.6	188	87.0	0	0.0	216	100.0
9-11 Years	18	1.5	97	8.3	1,049	90.1	0	0.0	1,164	100.0
12 Years	26	1.2	127	6.0	1,972	92.8	0	0.0	2,125	100.0
13-15 Years	8	0.8	64	6.4	930	92.8	0	0.0	1,002	100.0
16+ Years	5	0.9	23	4.2	518	94.9	0	0.0	546	100.0
Unknown	0	0.0	0	0.0	3	100.0	0	0.0	3	100.0
Mother's Marital Status
Married	47	1.2	231	5.8	3,686	93.0	0	0.0	3,964	100.0
Not Married	13	1.2	105	9.6	974	89.2	0	0.0	1,092	100.0
Factor	Very Low Birthweight < 1,500 grams		Low Birthweight 1,500 - 2,499 grams		Normal Birthweight 2,500+ grams		Unknown Birthweight		Total
	Number	Percent	Number	Percent	Number	Percent	Number	Percent	Number	Percent