Birth Outcomes of Infants by Age of Mother
Oregon Residents, 1997-1999

KLAMATH COUNTY
      Total 10-17 <15 15 16 17 18 19 20+
Total Births     2,476 150 6 20 47 77 113 165 2,048
Birthweight 1499 Gr. or Less Total 14 1 0 0 0 1 0 1 12
    <28 Weeks 5 1 0 0 0 1 0 0 4
    28-36 Weeks 6 0 0 0 0 0 0 1 5
    Unknown 3 0 0 0 0 0 0 0 3
  1500-2499 Grams Total 103 5 0 0 2 3 5 8 85
    28-36 Weeks 34 1 0 0 0 1 2 5 26
    37-41 Weeks 54 4 0 0 2 2 3 1 46
    42+ Weeks 5 0 0 0 0 0 0 0 5
    Unknown 10 0 0 0 0 0 0 2 8
  2500+ Grams Total 2,359 144 6 20 45 73 108 156 1,951
    <28 Weeks 2 0 0 0 0 0 0 1 1
    28-36 Weeks 90 11 2 3 2 4 8 7 64
    37-41 Weeks 1,745 90 1 11 24 54 72 110 1,473
    42+ Weeks 359 23 2 3 11 7 20 32 284
    Unknown 163 20 1 3 8 8 8 6 129
5 Minute Apgar 0-3   15 2 0 0 1 1 0 0 13
  4-6   46 2 0 0 0 2 4 7 33
  7-10   2,404 146 6 20 46 74 108 158 1,992
  Not Stated   11 0 0 0 0 0 1 0 10
Tobacco Used Yes   578 42 2 3 13 24 33 40 463
  No   1,885 106 4 17 33 52 78 124 1,577
  Unknown   13 2 0 0 1 1 2 1 8
Alcohol Used Yes   58 9 0 4 1 4 1 2 46
  No   2,402 139 6 16 45 72 110 162 1,991
  Unknown   16 2 0 0 1 1 2 1 11
Birth Order 1st   935 136 6 20 45 65 92 111 596
  2nd   826 13 0 0 2 11 19 44 750
  3rd   412 1 0 0 0 1 2 9 400
  4th   191 0 0 0 0 0 0 1 190
  5+   112 0 0 0 0 0 0 0 112
Prenatal Care No Care   18 3 0 0 2 1 2 0 13
  Little or Late   150 17 1 5 3 8 2 11 120
  Adequate   2,278 128 5 14 42 67 105 151 1,894
  Unknown   30 2 0 1 0 1 4 3 21