Selected Factors by Birthweight of Infant
Marion 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	0.9	387	5.9	6,092	93.1	4	0.1	6,543	100.0
Maternal Age
< 20 Years	17	1.8	67	7.1	861	91.1	0	0.0	945	100.0
< 15 Years	0	0.0	2	18.2	9	81.8	0	0.0	11	100.0
Maternal Race
White	53	0.9	355	5.7	5,811	93.4	4	0.1	6,223	100.0
Black	7	2.4	30	10.5	250	87.1	0	0.0	287	100.0
Other	0	0.0	2	6.1	31	93.9	0	0.0	33	100.0
Births With Known Prenatal Care
First Trimester	38	0.8	259	5.2	4,689	94.0	1	0.0	4,987	100.0
Second Trimester	11	1.0	88	7.9	1,017	91.1	0	0.0	1,116	100.0
Third Trimester	1	0.5	17	8.3	186	91.2	0	0.0	204	100.0
No Prenatal Care	2	5.1	0	0.0	37	94.9	0	0.0	39	100.0
Gestational Age
< 37 Weeks	52	7.4	192	27.2	460	65.2	1	0.1	705	100.0
37+ Weeks	0	0.0	168	3.0	5,394	97.0	0	0.0	5,562	100.0
Unknown	8	2.9	27	9.8	238	86.2	3	1.1	276	100.0
Mother's Educational Level
8 Years or Less	0	0.0	6	6.9	81	93.1	0	0.0	87	100.0
9-11 Years	16	1.6	94	9.6	870	88.8	0	0.0	980	100.0
12 Years	21	0.8	143	5.5	2,451	93.7	1	0.0	2,616	100.0
13-15 Years	15	0.9	99	5.9	1,570	93.2	0	0.0	1,684	100.0
16+ Years	5	0.4	44	3.9	1,081	95.7	0	0.0	1,130	100.0
Unknown	3	6.5	1	2.2	39	84.8	3	6.5	46	100.0
Mother's Marital Status
Married	36	0.8	246	5.2	4,435	93.9	4	0.1	4,721	100.0
Not Married	24	1.3	141	7.7	1,657	90.9	0	0.0	1,822	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