Birth Outcomes of Infants by Age of Mother,
Oregon Residents, 2003-2005
Linn County



Total 10-17 <15 15 16 17 18 19 20+
Total Births 4,115 124 3 15 29 77 133 212 3,646
Birthweight 1499 Gr. or Less Total 49 1 0 1 0 0 4 3 41
<28 Weeks 17 1 0 1 0 0 2 2 12
28-36 Weeks 27 0 0 0 0 0 2 0 25
42+ Weeks 2 0 0 0 0 0 0 0 2
Unknown 3 0 0 0 0 0 0 1 2
1500-2499 Grams Total 216 10 0 3 2 5 5 18 183
<28 Weeks 1 0 0 0 0 0 0 0 1
28-36 Weeks 118 6 0 2 2 2 4 10 98
37-41 Weeks 82 4 0 1 0 3 1 7 70
42+ Weeks 1 0 0 0 0 0 0 0 1
Unknown 14 0 0 0 0 0 0 1 13
2500+ Grams Total 3,850 113 3 11 27 72 124 191 3,422
<28 Weeks 3 0 0 0 0 0 0 0 3
28-36 Weeks 214 7 0 1 2 4 8 12 187
37-41 Weeks 3,038 85 3 7 22 53 88 135 2,730
42+ Weeks 363 14 0 1 2 11 19 26 304
Unknown 232 7 0 2 1 4 9 18 198
5 Minute Apgar 0-3 23 0 0 0 0 0 2 1 20
4-6 58 2 0 2 0 0 3 3 50
7-10 4,026 122 3 13 29 77 128 208 3,568
Not Stated 8 0 0 0 0 0 0 0 8
Tobacco Used Yes 847 33 0 6 8 19 41 73 700
No 3,254 90 3 9 20 58 91 135 2,938
Unknown 14 1 0 0 1 0 1 4 8
Alcohol Used Yes 73 3 0 0 1 2 2 2 66
No 4,027 120 3 15 27 75 130 206 3,571
Unknown 15 1 0 0 1 0 1 4 9
Birth Order 1st 1,551 116 3 15 25 73 105 153 1,177
2nd 1,310 7 0 0 4 3 26 45 1,232
3rd 731 1 0 0 0 1 2 12 716
4th 327 0 0 0 0 0 0 2 325
5+ 193 0 0 0 0 0 0 0 193
Unknown 3 0 0 0 0 0 0 0 3
Prenatal Care No Care 49 1 0 0 0 1 5 1 42
Little or Late 209 15 1 2 6 6 7 17 170
Adequate 3,840 108 2 13 23 70 119 190 3,423
Unknown 17 0 0 0 0 0 2 4 11