Selected Factors by Birthweight of Infant
Grant 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	18	1.3	65	4.7	1,306	94.0	1	0.1	1,390	100.0
Maternal Age
< 20 Years	5	2.2	10	4.4	212	93.4	0	0.0	227	100.0
< 15 Years	0	0.0	0	0.0	3	100.0	0	0.0	3	100.0
Maternal Race
White	18	1.3	65	4.7	1,290	93.9	1	0.1	1,374	100.0
Black	0	0.0	0	0.0	10	100.0	0	0.0	10	100.0
Other	0	0.0	0	0.0	6	100.0	0	0.0	6	100.0
Births With Known Prenatal Care
First Trimester	12	1.0	49	4.2	1,101	94.8	0	0.0	1,162	100.0
Second Trimester	1	0.7	9	5.9	142	93.4	0	0.0	152	100.0
Third Trimester	1	2.2	3	6.5	42	91.3	0	0.0	46	100.0
No Prenatal Care	1	25.0	2	50.0	1	25.0	0	0.0	4	100.0
Gestational Age
< 37 Weeks	17	12.5	39	28.7	80	58.8	0	0.0	136	100.0
37+ Weeks	1	0.1	21	1.8	1,169	98.2	0	0.0	1,191	100.0
Unknown	0	0.0	5	7.9	57	90.5	1	1.6	63	100.0
Mother's Educational Level
8 Years or Less	0	0.0	1	3.1	31	96.9	0	0.0	32	100.0
9-11 Years	1	0.4	21	8.4	228	91.2	0	0.0	250	100.0
12 Years	15	1.9	34	4.3	736	93.8	0	0.0	785	100.0
13-15 Years	2	1.0	6	3.1	186	95.9	0	0.0	194	100.0
16+ Years	0	0.0	1	0.8	119	99.2	0	0.0	120	100.0
Unknown	0	0.0	2	22.2	6	66.7	1	11.1	9	100.0
Mother's Marital Status
Married	10	1.0	42	4.0	985	94.9	1	0.1	1,038	100.0
Not Married	8	2.3	23	6.5	321	91.2	0	0.0	352	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