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TABLE B-22
2000 VERMONT RESIDENT BIRTHS
                                       MONTH PRENATAL CARE BEGAN BY NUMBER OF PRENATAL VISITS  
                                            NUMBER OF EVENTS AND CUMULATIVE ROW PERCENTS
                    
                                                  MONTH PRENATAL CARE BEGAN*
                    
                                                           NUMBER OF EVENTS
NUMBER
OF VISITS*       FIRST     SECOND     THIRD    FOURTH     FIFTH     SIXTH    SEVENTH   EIGHTH    NINTH      NONE     UNKNOWN  TOTAL
------------     -----     ------     -----    ------     -----     -----    -------   ------    -----      ----     -------  -----
                    
NONE                0         0         0         0         0         0         0         0         0        19         0        19
1                   0         2         1         0         1         1         0         2         0         0         2         9
2                   0         1         3         3         0         1         4         4         0         0         2        18
3                   2         8        11         6         1         4         6         7         1         0         1        47
4                   2        15        10         5         2         6         5         7         6         0         6        64
5                   8        28        28        19        14        11         3         5         0         0         5       121
6-8                49       264       191        53        27        41        25        14         1         0        33       698
9-11              149       932       489       131        57        32        14         2         0         0        54      1860
12                 88       420       208        43         9         1         0         0         0         0        30       799
13-15             260      1053       383        61        14         4         3         1         0         0        79      1858
16-19             123       398       122        17         4         2         0         0         0         0        23       689
20+                35        81        33         4         2         0         0         0         0         0         5       160
UNKNOWN             5        40        17         5         3         1         0         0         0         0        88       159
                    
TOTAL             721      3242      1496       347       134       104        60        42         8        19       328      6501
                    
                    
                    
                                            CUMULATIVE ROW PERCENTS - EXCLUDING UNKNOWNS 
                    
NUMBER OF
VISITS*          FIRST     SECOND    THIRD     FOURTH    FIFTH     SIXTH   SEVENTH    EIGHTH     NINTH      NONE
------------     -----     ------    -----     ------    -----     -----   -------    ------     -----      ----

NONE               0.0       0.0       0.0       0.0       0.0       0.0       0.0       0.0       0.0     100.0
1                  0.0      28.6      42.9      42.9      57.1      71.4      71.4     100.0     100.0     100.0
2                  0.0       6.3      25.0      43.8      43.8      50.0      75.0     100.0     100.0     100.0
3                  4.3      21.7      45.7      58.7      60.9      69.6      82.6      97.8     100.0     100.0
4                  3.4      29.3      46.6      55.2      58.6      69.0      77.6      89.7     100.0     100.0
5                  6.9      31.0      55.2      71.6      83.6      93.1      95.7     100.0     100.0     100.0
6-8                7.4      47.1      75.8      83.8      87.8      94.0      97.7      99.8     100.0     100.0
9-11               8.3      59.9      86.9      94.2      97.3      99.1      99.9     100.0     100.0     100.0
12                11.4      66.1      93.1      98.7      99.9     100.0     100.0     100.0     100.0     100.0
13-15             14.6      73.8      95.3      98.8      99.6      99.8      99.9     100.0     100.0     100.0
16-19             18.5      78.2      96.5      99.1      99.7     100.0     100.0     100.0     100.0     100.0
20+               22.6      74.8      96.1      98.7     100.0     100.0     100.0     100.0     100.0     100.0
UNKNOWN            7.0      63.4      87.3      94.4      98.6     100.0     100.0     100.0     100.0     100.0
                    
TOTAL             11.7      64.2      88.4      94.1      96.2      97.9      98.9      99.6      99.7     100.0
                    
* SEE APPENDIX B FOR DATA QUALITY NOTES

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