Birth Outcomes of Infants by Age of Mother, Oregon Residents, 1999-2001 Yamhill County
			Total	10-17	<15	15	16	17	18	19	20+
Total Births			3,626	152	7	17	35	93	140	180	3,153
Birthweight	1499 Gr. or Less	Total	42	2	0	1	0	1	3	3	34
		<28 Weeks	16	1	0	0	0	1	2	1	12
		28-36 Weeks	22	0	0	0	0	0	1	1	20
		37-41 Weeks	1	0	0	0	0	0	0	0	1
		Unknown	3	1	0	1	0	0	0	1	1
	1500-2499 Grams	Total	151	9	0	0	3	6	12	8	122
		<28 Weeks	3	0	0	0	0	0	0	1	2
		28-36 Weeks	84	5	0	0	0	5	10	5	64
		37-41 Weeks	48	3	0	0	2	1	2	1	42
		42+ Weeks	5	0	0	0	0	0	0	0	5
		Unknown	11	1	0	0	1	0	0	1	9
	2500+ Grams	Total	3,432	141	7	16	32	86	125	169	2,997
		28-36 Weeks	126	4	0	1	2	1	3	8	111
		37-41 Weeks	2,605	104	4	9	26	65	92	124	2,285
		42+ Weeks	403	22	2	6	0	14	16	20	345
		Unknown	298	11	1	0	4	6	14	17	256
5 Minute Apgar	0-3		15	1	0	0	0	1	1	1	12
	4-6		36	3	0	0	0	3	1	3	29
	7-10		3,566	148	7	17	35	89	138	176	3,104
	Not Stated		9	0	0	0	0	0	0	0	8
Tobacco Used	Yes		524	30	2	3	7	18	38	44	412
	No		3,057	116	4	13	26	73	99	133	2,709
	Unknown		45	6	1	1	2	2	3	3	32
Alcohol Used	Yes		38	2	0	1	0	1	1	2	33
	No		3,531	143	6	15	33	89	136	176	3,076
	Unknown		57	7	1	1	2	3	3	2	44
Birth Order	1st		1,368	144	7	17	34	86	110	120	994
	2nd		1,159	8	0	0	1	7	28	52	1,071
	3rd		668	0	0	0	0	0	2	6	660
	4th		245	0	0	0	0	0	0	2	243
	5+		182	0	0	0	0	0	0	0	182
	Unknown		4	0	0	0	0	0	0	0	3
Prenatal Care	No Care		25	4	0	1	0	3	1	2	18
	Little or Late		125	10	2	2	2	4	11	14	90
	Adequate		3,456	135	5	14	31	85	127	164	3,030
	Unknown		20	3	0	0	2	1	1	0	15