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

Total 10-17 <15 15 16 17 18 19 20+
Total Births 2,416 130 7 13 39 71 84 124 2,078
Birthweight 1499 Gr. or Less Total 30 4 1 0 0 3 0 4 22
<28 Weeks 11 0 0 0 0 0 0 4 7
28-36 Weeks 19 4 1 0 0 3 0 0 15
1500-2499 Grams Total 137 9 3 0 2 4 5 7 116
<28 Weeks 1 0 0 0 0 0 0 0 1
28-36 Weeks 78 4 3 0 0 1 3 3 68
37-41 Weeks 54 4 0 0 2 2 2 4 44
42+ Weeks 2 1 0 0 0 1 0 0 1
Unknown 2 0 0 0 0 0 0 0 2
2500+ Grams Total 2,249 117 3 13 37 64 79 113 1,940
28-36 Weeks 105 6 0 2 2 2 2 5 92
37-41 Weeks 1,902 94 3 9 28 54 67 96 1,645
42+ Weeks 158 9 0 1 4 4 9 9 131
Unknown 84 8 0 1 3 4 1 3 72
5 Minute Apgar 0-3 16 1 0 0 0 1 1 4 10
4-6 68 7 1 0 3 3 3 2 56
7-10 2,323 122 6 13 36 67 80 118 2,003
Not Stated 9 0 0 0 0 0 0 0 9
Tobacco Used Yes 465 28 1 1 11 15 22 33 382
No 1,936 101 6 12 28 55 62 91 1,682
Unknown 15 1 0 0 0 1 0 0 14
Alcohol Used Yes 39 2 0 0 1 1 0 3 34
No 2,360 128 7 13 38 70 84 121 2,027
Unknown 17 0 0 0 0 0 0 0 17
Birth Order 1st 902 116 6 13 33 64 64 95 627
2nd 771 13 1 0 6 6 17 24 717
3rd 447 1 0 0 0 1 3 5 438
4th 176 0 0 0 0 0 0 0 176
5+ 120 0 0 0 0 0 0 0 120
Prenatal Care No Care 27 3 0 1 1 1 0 0 24
Little or Late 89 6 0 0 2 4 6 3 74
Adequate 2,299 121 7 12 36 66 78 121 1,979
Unknown 1 0 0 0 0 0 0 0 1