Birth Outcomes of Infants by Age of Mother,
Oregon Residents, 2000-2002
Multnomah County



Total 10-17 <15 15 16 17 18 19 20+
Total Births 28,051 868 40 111 258 459 711 1,062 25,406
Birthweight 1499 Gr. or Less Total 323 14 1 0 7 6 20 14 274
<28 Weeks 123 7 0 0 4 3 8 5 103
28-36 Weeks 170 4 0 0 2 2 11 8 147
37-41 Weeks 8 0 0 0 0 0 0 0 7
42+ Weeks 1 0 0 0 0 0 0 0 1
Unknown 21 3 1 0 1 1 1 1 16
1500-2499 Grams Total 1,447 67 0 12 18 37 46 56 1,278
<28 Weeks 5 1 0 0 0 1 1 0 3
28-36 Weeks 767 35 0 6 11 18 22 32 678
37-41 Weeks 550 27 0 5 7 15 20 21 482
42+ Weeks 26 2 0 1 0 1 1 1 22
Unknown 99 2 0 0 0 2 2 2 93
2500+ Grams Total 26,281 787 39 99 233 416 645 992 23,854
<28 Weeks 2 0 0 0 0 0 0 0 2
28-36 Weeks 933 40 1 2 11 26 22 36 834
37-41 Weeks 21,334 610 27 83 182 318 500 775 19,447
42+ Weeks 2,495 104 9 10 29 56 89 129 2,173
Unknown 1,517 33 2 4 11 16 34 52 1,398
5 Minute Apgar 0-3 100 5 1 0 2 2 7 4 84
4-6 290 13 0 2 3 8 11 13 253
7-10 27,570 847 39 109 253 446 692 1,038 24,991
Not Stated 91 3 0 0 0 3 1 7 78
Tobacco Used Yes 3,490 198 4 23 57 114 182 252 2,856
No 24,403 657 35 87 198 337 522 802 22,421
Unknown 158 13 1 1 3 8 7 8 129
Alcohol Used Yes 419 13 0 1 6 6 11 11 384
No 27,301 837 39 109 247 442 690 1,043 24,728
Unknown 331 18 1 1 5 11 10 8 294
Birth Order 1st 12,162 770 39 108 238 385 547 758 10,087
2nd 8,994 94 0 3 20 71 151 255 8,491
3rd 4,041 3 1 0 0 2 12 43 3,983
4th 1,628 0 0 0 0 0 0 3 1,625
5+ 1,210 0 0 0 0 0 1 0 1,209
Unknown 16 1 0 0 0 1 0 3 11
Prenatal Care No Care 236 14 2 0 6 6 5 13 203
Little or Late 1,357 93 8 14 28 43 63 93 1,108
Adequate 26,343 753 29 97 220 407 640 953 23,995
Unknown 115 8 1 0 4 3 3 3 100