Birth Outcomes of Infants by Age of Mother,
Oregon Residents, 2001-2003
Yamhill County

Total 10-17 <15 15 16 17 18 19 20+
Total Births 3,553 126 5 15 31 75 129 165 3,132
Birthweight 1499 Gr. or Less Total 30 1 0 0 0 1 0 1 28
<28 Weeks 16 1 0 0 0 1 0 1 14
28-36 Weeks 13 0 0 0 0 0 0 0 13
37-41 Weeks 1 0 0 0 0 0 0 0 1
1500-2499 Grams Total 171 5 0 2 0 3 8 11 147
<28 Weeks 3 0 0 0 0 0 0 0 3
28-36 Weeks 103 4 0 1 0 3 4 8 87
37-41 Weeks 59 1 0 1 0 0 4 3 51
42+ Weeks 3 0 0 0 0 0 0 0 3
Unknown 3 0 0 0 0 0 0 0 3
2500+ Grams Total 3,352 120 5 13 31 71 121 153 2,957
<28 Weeks 1 0 0 0 0 0 0 0 1
28-36 Weeks 146 7 1 0 2 4 8 7 124
37-41 Weeks 2,807 97 2 13 25 57 97 134 2,478
42+ Weeks 307 11 2 0 2 7 14 10 272
Unknown 91 5 0 0 2 3 2 2 82
5 Minute Apgar 0-3 12 1 0 0 0 1 0 1 10
4-6 31 3 0 0 1 2 2 1 25
7-10 3,499 122 5 15 30 72 127 163 3,086
Not Stated 11 0 0 0 0 0 0 0 11
Tobacco Used Yes 479 23 0 3 5 15 38 43 375
No 3,047 101 5 11 26 59 91 121 2,733
Unknown 27 2 0 1 0 1 0 1 24
Alcohol Used Yes 29 2 0 1 0 1 1 0 26
No 3,493 122 5 13 31 73 128 164 3,078
Unknown 31 2 0 1 0 1 0 1 28
Birth Order 1st 1,345 121 5 15 30 71 107 113 1,004
2nd 1,101 5 0 0 1 4 19 43 1,034
3rd 653 0 0 0 0 0 3 7 642
4th 267 0 0 0 0 0 0 2 265
5+ 185 0 0 0 0 0 0 0 185
Unknown 2 0 0 0 0 0 0 0 2
Prenatal Care No Care 23 3 0 1 0 2 0 0 20
Little or Late 115 11 0 2 3 6 8 10 86
Adequate 3,409 112 5 12 28 67 121 155 3,021
Unknown 6 0 0 0 0 0 0 0 5