Birth Outcomes of Infants by Age of Mother, Oregon Residents, 1999-2001
Klamath County
  Total 10-17 <15 15 16 17 18 19 20+
Total Births   2,467 143 5 19 43 76 93 149 2,082
Birthweight 1499 Gr. or Less Total 18 4 0 0 2 2 0 3 11
    <28 Weeks 6 1 0 0 1 0 0 1 4
    28-36 Weeks 7 3 0 0 1 2 0 1 3
    Unknown 5 0 0 0 0 0 0 1 4
  1500-2499 Grams Total 115 4 0 1 1 2 3 5 103
    <28 Weeks 1 0 0 0 0 0 0 0 1
    28-36 Weeks 42 1 0 0 0 1 3 1 37
    37-41 Weeks 49 2 0 1 1 0 0 1 46
    42+ Weeks 5 1 0 0 0 1 0 0 4
    Unknown 18 0 0 0 0 0 0 3 15
  2500+ Grams Total 2,334 135 5 18 40 72 90 141 1,968
    <28 Weeks 1 0 0 0 0 0 0 0 1
    28-36 Weeks 83 5 0 2 0 3 5 4 69
    37-41 Weeks 1,667 88 4 10 24 50 61 100 1,418
    42+ Weeks 363 26 1 4 9 12 18 23 296
    Unknown 220 16 0 2 7 7 6 14 184
5 Minute Apgar 0-3   16 1 0 0 1 0 1 0 14
  4-6   60 8 0 0 2 6 5 6 41
  7-10   2,382 134 5 19 40 70 86 143 2,019
  Not Stated   9 0 0 0 0 0 1 0 8
Tobacco Used Yes   532 40 1 2 15 22 25 37 430
  No   1,925 103 4 17 28 54 67 112 1,643
  Unknown   10 0 0 0 0 0 1 0 9
Alcohol Used Yes   54 5 1 1 2 1 2 2 45
  No   2,400 138 4 18 41 75 90 147 2,025
  Unknown   13 0 0 0 0 0 1 0 12
Birth Order 1st   892 130 5 19 40 66 75 104 583
  2nd   834 12 0 0 3 9 16 37 769
  3rd   432 1 0 0 0 1 2 7 422
  4th   184 0 0 0 0 0 0 1 183
  5+   125 0 0 0 0 0 0 0 125
Prenatal Care No Care   10 1 0 0 0 1 0 0 9
  Little or Late   115 13 1 6 3 3 4 5 93
  Adequate   2,330 128 4 13 40 71 89 142 1,971
  Unknown   12 1 0 0 0 1 0 2 9