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TABLE B-23
1996 VERMONT RESIDENT BIRTHS
MONTH PRENATAL CARE BEGAN BY AGE OF MOTHER
NUMBER OF EVENTS AND CUMULATIVE ROW PERCENTS
MONTH PRENATAL CARE BEGAN*
AGE OF
MOTHER FIRST SECOND THIRD FOURTH FIFTH SIXTH SEVENTH EIGHTH NINTH NONE UNKNOWN TOTAL
------------ ------- ------ ------ ------ ------ ------ ------- ------ ------ ------ ------- ------
<15 YEARS 0 1 0 0 0 0 0 0 0 1 0 2
15 YEARS 2 6 3 2 2 1 0 0 0 0 1 17
16 YEARS 0 16 12 8 4 2 2 1 0 2 12 59
17 YEARS 6 38 35 10 5 3 2 3 0 0 9 111
18 YEARS 5 67 54 16 11 1 1 2 2 0 10 169
19 YEARS 23 91 61 26 14 7 2 1 2 2 13 242
(15-19 YRS) ( 36) ( 218) ( 165) ( 62) ( 36) ( 14) ( 7) ( 7) ( 4) ( 4) ( 45) ( 598)
20 YEARS 13 92 59 17 10 8 3 2 1 1 16 222
21 YEARS 26 116 75 32 17 5 3 5 0 1 16 296
22 YEARS 30 147 52 24 9 9 3 3 1 3 10 291
23 YEARS 27 129 65 28 17 5 2 1 1 1 16 292
24 YEARS 39 177 86 18 11 8 3 2 0 0 11 355
(20-24 YRS) ( 135) ( 661) ( 337) ( 119) ( 64) ( 35) ( 14) ( 13) ( 3) ( 6) ( 69) (1456)
25-29 YRS 255 1088 447 75 39 29 19 10 3 3 42 2010
30-34 YRS 187 948 411 90 30 13 8 8 0 2 32 1729
35-39 YRS 90 431 193 36 16 13 5 2 2 0 25 813
40-44 YRS 18 54 40 10 3 4 7 0 1 0 1 138
45+ YEARS 0 2 3 1 0 0 0 0 0 0 0 6
UNKNOWN 0 0 0 0 0 0 0 0 0 0 0 0
TOTAL 721 3403 1596 393 188 108 60 40 13 16 214 6752
CUMULATIVE ROW PERCENTS - EXCLUDING UNKNOWNS
AGE OF
MOTHER FIRST SECOND THIRD FOURTH FIFTH SIXTH SEVENTH EIGHTH NINTH NONE
------------ ------- ------- ------- ------- ------- ------- ------- ------- ------- -------
<15 YEARS 0.0 50.0 50.0 50.0 50.0 50.0 50.0 50.0 50.0 100.0
15 YEARS 12.5 50.0 68.8 81.3 93.8 100.0 100.0 100.0 100.0 100.0
16 YEARS 0.0 34.0 59.6 76.6 85.1 89.4 93.6 95.7 95.7 100.0
17 YEARS 5.9 43.1 77.5 87.3 92.2 95.1 97.1 100.0 100.0 100.0
18 YEARS 3.1 45.3 79.2 89.3 96.2 96.9 97.5 98.7 100.0 100.0
19 YEARS 10.0 49.8 76.4 87.8 93.9 96.9 97.8 98.3 99.1 100.0
(15-19 YRS) ( 6.5) ( 45.9) ( 75.8) ( 87.0) ( 93.5) ( 96.0) ( 97.3) ( 98.6) ( 99.3) (100.0)
20 YEARS 6.3 51.0 79.6 87.9 92.7 96.6 98.1 99.0 99.5 100.0
21 YEARS 9.3 50.7 77.5 88.9 95.0 96.8 97.9 99.6 99.6 100.0
22 YEARS 10.7 63.0 81.5 90.0 93.2 96.4 97.5 98.6 98.9 100.0
23 YEARS 9.8 56.5 80.1 90.2 96.4 98.2 98.9 99.3 99.6 100.0
24 YEARS 11.3 62.8 87.8 93.0 96.2 98.5 99.4 100.0 100.0 100.0
(20-24 YRS) ( 9.7) ( 57.4) ( 81.7) ( 90.3) ( 94.9) ( 97.4) ( 98.4) ( 99.4) ( 99.6) (100.0)
25-29 YRS 13.0 68.2 91.0 94.8 96.7 98.2 99.2 99.7 99.8 100.0
30-34 YRS 11.0 66.9 91.1 96.4 98.2 98.9 99.4 99.9 99.9 100.0
35-39 YRS 11.4 66.1 90.6 95.2 97.2 98.9 99.5 99.7 100.0 100.0
40-44 YRS 13.1 52.6 81.8 89.1 91.2 94.2 99.3 99.3 100.0 100.0
45+ YEARS 0.0 33.3 83.3 100.0 100.0 100.0 100.0 100.0 100.0 100.0
UNKNOWN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
TOTAL 11.0 63.1 87.5 93.5 96.4 98.0 98.9 99.6 99.8 100.0
* SEE APPENDIX B FOR DATA QUALITY NOTES.
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