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

Total 10-17 <15 15 16 17 18 19 20+
Total Births 2,298 87 2 3 31 51 63 102 2,046
Birthweight 1499 Gr. or Less Total 22 2 0 0 0 2 2 1 17
<28 Weeks 6 0 0 0 0 0 2 0 4
28-36 Weeks 14 2 0 0 0 2 0 1 11
37-41 Weeks 2 0 0 0 0 0 0 0 2
1500-2499 Grams Total 100 3 1 0 1 1 6 7 84
28-36 Weeks 59 3 1 0 1 1 4 3 49
37-41 Weeks 34 0 0 0 0 0 2 4 28
42+ Weeks 2 0 0 0 0 0 0 0 2
Unknown 5 0 0 0 0 0 0 0 5
2500+ Grams Total 2,176 82 1 3 30 48 55 94 1,945
28-36 Weeks 81 5 1 0 3 1 1 1 74
37-41 Weeks 1,858 65 0 2 22 41 44 83 1,666
42+ Weeks 188 10 0 1 5 4 9 10 159
Unknown 49 2 0 0 0 2 1 0 46
5 Minute Apgar 0-3 8 0 0 0 0 0 1 0 7
4-6 30 1 0 0 1 0 3 3 23
7-10 2,256 86 2 3 30 51 59 99 2,012
Not Stated 4 0 0 0 0 0 0 0 4
Tobacco Used Yes 271 18 0 1 5 12 16 19 218
No 2,004 67 2 2 25 38 47 81 1,809
Unknown 23 2 0 0 1 1 0 2 19
Alcohol Used Yes 16 0 0 0 0 0 0 0 16
No 2,257 85 2 3 30 50 63 100 2,009
Unknown 25 2 0 0 1 1 0 2 21
Birth Order 1st 857 84 2 3 30 49 57 77 639
2nd 774 3 0 0 1 2 6 25 740
3rd 403 0 0 0 0 0 0 0 403
4th 155 0 0 0 0 0 0 0 155
5+ 109 0 0 0 0 0 0 0 109
Prenatal Care No Care 24 2 0 0 0 2 0 2 20
Little or Late 96 8 1 0 5 2 3 4 81
Adequate 2,176 77 1 3 26 47 60 96 1,943
Unknown 2 0 0 0 0 0 0 0 2