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TABLE B-15
1999 VERMONT RESIDENT BIRTHS
                                                  BIRTH WEIGHT IN GRAMS BY WEEKS GESTATION
                                                 NUMBER OF EVENTS AND CUMULATIVE ROW PERCENTS
 
                                                               BIRTH WEIGHT
                    
                                                              NUMBER OF EVENTS
                    
WEEKS OF                500-  1000-  1500-  2000-  2500-  3000   3500-  4000-  4500-  5000-
GESTATION*        <500  999   1499   1999   2499   2999   3499   3999   4499   4999   5499   5500+ UNKNOWN TOTAL
------------      ----  ----  -----  -----  -----  -----  -----  -----  -----  -----  -----  ----- ------- -----
                    
UNDER 28 WEEKS      4    18      4      0      0      0      1      1      0      0      0      0      2      30
28-31 WEEKS         0     5     25     14      3      0      0      0      0      0      0      0      0      47
32-35 WEEKS         0     1      9     45     77     72     12      0      0      0      0      0      0     216
36 WEEKS            0     0      0      4     35     88     62      0      0      0      0      0      0     189
37-39 WEEKS         0     0      0      4     96    487   1153    817    195     30      1      1      3    2787
40 WEEKS            0     0      0      0     10    127    560    661    218     37      2      0      3    1618
41 WEEKS            0     0      0      0      0     66    328    399    180     39      1      0      2    1015
42+ WEEKS           0     0      1      1      0     49    189    231     98     10      2      0      0     581
UNKNOWN             0     0      2      5     10      3      5     17     19      8      1      0      7      77
 
TOTAL               4    24     41     73    231    892   2310   2126    710    124      7      1     17    6560
                    

                                        
                                           CUMULATIVE ROW PERCENTS - EXCLUDING UNKNOWNS
                    
WEEKS OF                     500-   1000-   1500-   2000-   2500-   3000    3500-   4000-   4500-  5000-
GESTATION*          <500     999    1499    1999    2499    2999    3499    3999    4499    4999   5499    5500+
------------        ----    ----    -----   -----   -----   -----   -----   -----   -----   -----  -----   -----
                    
UNDER 28 WEEKS      14.3    78.6    92.9    92.9    92.9    92.9    96.4   100.0   100.0   100.0   100.0   100.0
28-31 WEEKS          0.0    10.6    63.8    93.6   100.0   100.0   100.0   100.0   100.0   100.0   100.0   100.0
32-35 WEEKS          0.0     0.5     4.6    25.5    61.1    94.4   100.0   100.0   100.0   100.0   100.0   100.0
36 WEEKS             0.0     0.0     0.0     2.1    20.6    67.2   100.0   100.0   100.0   100.0   100.0   100.0
37-39 WEEKS          0.0     0.0     0.0     0.1     3.6    21.1    62.5    91.8    98.9    99.9   100.0   100.0
40 WEEKS             0.0     0.0     0.0     0.0     0.6     8.5    43.2    84.1    97.6    99.9   100.0   100.0
41 WEEKS             0.0     0.0     0.0     0.0     0.0     6.5    38.9    78.3    96.1    99.9   100.0   100.0
42+ WEEKS            0.0     0.0     0.2     0.3     0.3     8.8    41.3    81.1    97.9    99.7   100.0   100.0
UNKNOWN              0.0     0.0     2.9    10.0    24.3    28.6    35.7    60.0    87.1    98.6   100.0   100.0
                    
TOTAL                0.1     0.4     1.1     2.2     5.7    19.3    54.6    87.1    98.0    99.9   100.0   100.0
                    
* SEE APPENDIX B FOR DATA QUALITY NOTES

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