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

Marion County
  Total 10-17 <15 15 16 17 18 19 20+
Total Births   13,613 720 38 80 226 376 561 683 11,646
Birthweight 1499 Gr. or Less Total 133 6 0 1 2 3 3 12 111
    <28 Weeks 38 3 0 0 2 1 0 1 34
    28-36 Weeks 76 3 0 1 0 2 2 10 61
    37-41 Weeks 7 0 0 0 0 0 0 0 7
    42+ Weeks 1 0 0 0 0 0 0 0 1
    Unknown 11 0 0 0 0 0 1 1 8
  1500-2499 Grams Total 595 44 4 7 9 24 36 33 482
    <28 Weeks 2 0 0 0 0 0 0 1 1
    28-36 Weeks 289 25 0 6 4 15 15 13 236
    37-41 Weeks 218 11 1 1 2 7 16 10 181
    42+ Weeks 15 3 2 0 1 0 1 2 9
    Unknown 71 5 1 0 2 2 4 7 55
  2500+ Grams Total 12,885 670 34 72 215 349 522 638 11,053
    <28 Weeks 4 0 0 0 0 0 1 0 3
    28-36 Weeks 518 30 2 7 7 14 25 29 434
    37-41 Weeks 8,652 413 15 41 136 221 340 403 7,494
    42+ Weeks 2,081 140 5 15 44 76 99 115 1,727
    Unknown 1,630 87 12 9 28 38 57 91 1,395
5 Minute Apgar 0-3   41 4 0 1 0 3 1 2 34
  4-6   131 10 1 0 4 5 4 6 111
  7-10   13,403 703 37 77 222 367 556 673 11,468
  Not Stated   38 3 0 2 0 1 0 2 33
Tobacco Used Yes   1,755 128 4 15 43 66 103 140 1,383
  No   11,633 577 31 62 181 303 444 532 10,078
  Unknown   225 15 3 3 2 7 14 11 185
Alcohol Used Yes   247 17 1 3 10 3 3 12 214
  No   13,128 691 34 75 214 368 545 657 11,233
  Unknown   238 12 3 2 2 5 13 14 199
Birth Order 1st   5,015 634 38 71 206 319 416 460 3,505
  2nd   4,224 79 0 9 20 50 124 183 3,837
  3rd   2,444 6 0 0 0 6 18 36 2,383
  4th   1,102 0 0 0 0 0 3 3 1,096
  5+   821 0 0 0 0 0 0 0 820
  Unknown   7 1 0 0 0 1 0 1 5
Prenatal Care No Care   174 11 5 2 1 3 9 9 145
  Little or Late   1,004 91 6 17 31 37 63 57 793
  Adequate   12,257 609 26 60 192 331 485 601 10,561
  Unknown   178 9 1 1 2 5 4 16 147