Birth Outcomes of Infants by Age of Mother
Oregon Residents, 1998-2000

Polk County
  Total 10-17 <15 15 16 17 18 19 20+
Total Births   2,117 96 3 5 31 57 82 123 1,816
Birthweight 1499 Gr. or Less Total 13 0 0 0 0 0 4 0 9
    <28 Weeks 5 0 0 0 0 0 1 0 4
    28-36 Weeks 8 0 0 0 0 0 3 0 5
  1500-2499 Grams Total 81 3 0 1 1 1 5 3 70
    28-36 Weeks 37 2 0 1 0 1 2 2 31
    37-41 Weeks 36 1 0 0 1 0 3 1 31
    42+ Weeks 1 0 0 0 0 0 0 0 1
    Unknown 7 0 0 0 0 0 0 0 7
  2500+ Grams Total 2,023 93 3 4 30 56 73 120 1,737
    <28 Weeks 1 0 0 0 0 0 0 0 1
    28-36 Weeks 61 4 1 0 3 0 1 5 51
    37-41 Weeks 1,418 59 1 4 16 38 50 67 1,242
    42+ Weeks 315 18 0 0 4 14 18 37 242
    Unknown 228 12 1 0 7 4 4 11 201
5 Minute Apgar 0-3   8 1 0 0 0 1 1 0 6
  4-6   19 0 0 0 0 0 4 0 15
  7-10   2,085 95 3 5 31 56 77 123 1,790
  Not Stated   5 0 0 0 0 0 0 0 5
Tobacco Used Yes   280 23 0 2 6 15 22 17 218
  No   1,808 71 2 3 25 41 60 101 1,576
  Unknown   29 2 1 0 0 1 0 5 22
Alcohol Used Yes   45 3 0 0 1 2 3 0 39
  No   2,038 91 2 5 30 54 79 118 1,750
  Unknown   34 2 1 0 0 1 0 5 27
Birth Order 1st   816 91 3 5 31 52 67 84 574
  2nd   690 5 0 0 0 5 13 36 636
  3rd   373 0 0 0 0 0 1 3 369
  4th   149 0 0 0 0 0 1 0 148
  5+   87 0 0 0 0 0 0 0 87
  Unknown   2 0 0 0 0 0 0 0 2
Prenatal Care No Care   17 0 0 0 0 0 1 3 13
  Little or Late   50 6 0 0 3 3 4 1 39
  Adequate   2,033 86 2 5 27 52 77 119 1,751
  Unknown   17 4 1 0 1 2 0 0 13