Birth Outcomes of Infants by Age of Mother, Oregon Residents, 1999-2001
Linn County
  Total 10-17 <15 15 16 17 18 19 20+
Total Births   4,191 187 6 19 60 102 168 227 3,609
Birthweight 1499 Gr. or Less Total 37 0 0 0 0 0 4 5 28
    <28 Weeks 10 0 0 0 0 0 0 0 10
    28-36 Weeks 22 0 0 0 0 0 3 4 15
    37-41 Weeks 4 0 0 0 0 0 1 1 2
    Unknown 1 0 0 0 0 0 0 0 1
  1500-2499 Grams Total 177 9 0 0 5 4 13 9 146
    28-36 Weeks 85 6 0 0 2 4 5 4 70
    37-41 Weeks 71 3 0 0 3 0 8 3 57
    42+ Weeks 6 0 0 0 0 0 0 0 6
    Unknown 15 0 0 0 0 0 0 2 13
  2500+ Grams Total 3,977 178 6 19 55 98 151 213 3,435
    28-36 Weeks 160 9 0 0 3 6 3 7 141
    37-41 Weeks 2,883 107 2 14 34 57 107 142 2,527
    42+ Weeks 600 46 3 4 14 25 34 51 469
    Unknown 334 16 1 1 4 10 7 13 298
5 Minute Apgar 0-3   12 1 0 0 0 1 0 0 11
  4-6   50 2 0 1 0 1 3 3 42
  7-10   4,117 183 6 17 60 100 165 223 3,546
  Not Stated   12 1 0 1 0 0 0 1 10
Tobacco Used Yes   910 61 4 5 17 35 64 63 722
  No   3,255 124 2 14 42 66 101 160 2,870
  Unknown   26 2 0 0 1 1 3 4 17
Alcohol Used Yes   142 5 1 0 2 2 7 10 120
  No   4,013 180 5 19 57 99 157 213 3,463
  Unknown   36 2 0 0 1 1 4 4 26
Birth Order 1st   1,590 176 6 17 60 93 133 165 1,116
  2nd   1,397 11 0 2 0 9 33 53 1,300
  3rd   740 0 0 0 0 0 2 8 730
  4th   280 0 0 0 0 0 0 1 279
  5+   184 0 0 0 0 0 0 0 184
Prenatal Care No Care   22 4 0 2 0 2 2 5 11
  Little or Late   180 17 2 4 1 10 9 12 142
  Adequate   3,981 165 4 13 58 90 157 210 3,449
  Unknown   8 1 0 0 1 0 0 0 7