TABLE B-23
2004 VERMONT RESIDENT BIRTHS

MONTH PRENATAL CARE BEGAN, BY AGE OF MOTHER
NUMBER OF EVENTS, AND CUMULATIVE ROW PERCENTS
MONTH PRENATAL CARE BEGAN(1)

NUMBER OF EVENTS

AGE OF                                                                                                                   
MOTHER          FIRST    SECOND   THIRD    FOURTH   FIFTH    SIXTH    SEVENTH   EIGHTH   NINTH    NONE    UNKNOWN   TOTAL
------------    -----    ------   -----    ------   -----    -----    -------   ------   -----    ----    -------   -----

 < 15 YEARS        0        1        1        0        1        0         0         0        0       0         0        3
 
 15 YEARS          1        3        3        2        2        0         1         0        0       0         2       14
 16 YEARS          2        9       10        0        1        2         0         0        0       1         5       30
 17 YEARS          7       27       17        5        3        0         0         0        0       0         6       65
 18 YEARS         20       58       27       10        4        4         1         0        0       0        11      135
 19 YEARS         28       91       53       14       13        2         4         1        0       1        12      219
(15-19 YRS)    (  58)   ( 188)   ( 110)   (  31)   (  23)   (   8)    (   6)    (   1)   (   0)   (  2)    (  36)   ( 463)
 
 20 YEARS         21      132       56       23        9        2         4         0        1       0        10      258
 21 YEARS         39      127       43       20       13        3         4         0        0       2        15      266
 22 YEARS         40      155       62       20        7        5         7         3        1       0        15      315
 23 YEARS         52      154       63       18       10        2         1         2        0       0        17      319
 24 YEARS         62      158       85       17        8        7         4         4        1       0        21      367
(20-24 YRS)    ( 214)   ( 726)   ( 309)   (  98)   (  47)   (  19)    (  20)    (   9)   (   3)   (  2)    (  78)   (1525)
 
 25-29 YRS       332      921      316       77       35       22         9         9        4       7        64     1796
 30-34 YRS       241      958      344       51       25       15         7         3        1       4        44     1693
 35-39 YRS       132      509      160       44       17        7         4         2        0       0        27      902
 40-44 YRS        26      106       41       11        1        1         2         1        0       1         6      196
 45+ YEARS         2        6        8        1        1        0         0         0        0       0         1       19
 UNKNOWN           0        0        0        0        0        0         0         0        0       0         0        0

 TOTAL          1005     3415     1289      313      150       72        48        25        8      16       256     6597


CUMULATIVE ROW PERCENTS - EXCLUDING UNKNOWNS
AGE OF MOTHER FIRST SECOND THIRD FOURTH FIFTH SIXTH SEVENTH EIGHTH NINTH NONE ------------ ----- ------ ----- ------ ----- ----- ------- ------ ----- ---- < 15 YEARS 0.0 33.3 66.7 66.7 100.0 100.0 100.0 100.0 100.0 100.0 15 YEARS 8.3 33.3 58.3 75.0 91.7 91.7 100.0 100.0 100.0 100.0 16 YEARS 8.0 44.0 84.0 84.0 88.0 96.0 96.0 96.0 96.0 100.0 17 YEARS 11.9 57.6 86.4 94.9 100.0 100.0 100.0 100.0 100.0 100.0 18 YEARS 16.1 62.9 84.7 92.7 96.0 99.2 100.0 100.0 100.0 100.0 19 YEARS 13.5 57.5 83.1 89.9 96.1 97.1 99.0 99.5 99.5 100.0 (15-19 YRS) ( 13.6) ( 57.6) ( 83.4) ( 90.6) ( 96.0) ( 97.9) ( 99.3) ( 99.5) ( 99.5) (100.0) 20 YEARS 8.5 61.7 84.3 93.5 97.2 98.0 99.6 99.6 100.0 100.0 21 YEARS 15.5 66.1 83.3 91.2 96.4 97.6 99.2 99.2 99.2 100.0 22 YEARS 13.3 65.0 85.7 92.3 94.7 96.3 98.7 99.7 100.0 100.0 23 YEARS 17.2 68.2 89.1 95.0 98.3 99.0 99.3 100.0 100.0 100.0 24 YEARS 17.9 63.6 88.2 93.1 95.4 97.4 98.6 99.7 100.0 100.0 (20-24 YRS) ( 14.8) ( 65.0) ( 86.3) ( 93.1) ( 96.3) ( 97.7) ( 99.0) ( 99.7) ( 99.9) (100.0) 25-29 YRS 19.2 72.3 90.6 95.0 97.1 98.3 98.8 99.4 99.6 100.0 30-34 YRS 14.6 72.7 93.6 96.7 98.2 99.1 99.5 99.7 99.8 100.0 35-39 YRS 15.1 73.3 91.5 96.6 98.5 99.3 99.8 100.0 100.0 100.0 40-44 YRS 13.7 69.5 91.1 96.8 97.4 97.9 98.9 99.5 99.5 100.0 45+ YEARS 11.1 44.4 88.9 94.4 100.0 100.0 100.0 100.0 100.0 100.0 UNKNOWN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 TOTAL 15.8 69.7 90.0 95.0 97.3 98.5 99.2 99.6 99.7 100.0
(1) SEE APPENDIX B FOR DATA QUALITY NOTES.