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TABLE B-15
1996 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   25     1     0     0     0     0     0     0     0     0     0      0      30
28-31 WEEKS          0    9    17    10     1     0     0     0     0     0     0     0      0      37
32-35 WEEKS          0    0     5    40   105    80    13     0     0     0     0     0      0     243
36 WEEKS             0    0     0     4    42    78    63     0     0     0     0     0      0     187
37-39 WEEKS          0    0     0     5   112   522  1151   777   166    32     2     0      7    2774
40 WEEKS             0    0     0     0    12   169   587   660   214    36     0     1      2    1681
41 WEEKS             0    0     0     0     0    74   319   454   169    35     4     0      1    1056
42+ WEEKS            0    0     0     0     2    81   212   269   101    12     3     0      2     682
UNKNOWN              2    3     1     6    12     4     1    13    13     4     0     0      3      62

TOTAL                6   37    24    65   286  1008  2346  2173   663   119     9     1     15    6752

                                          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      13.3  96.7  100.0  100.0  100.0  100.0  100.0  100.0  100.0  100.0  100.0  100.0
28-31 WEEKS          0.0  24.3   70.3   97.3  100.0  100.0  100.0  100.0  100.0  100.0  100.0  100.0
32-35 WEEKS          0.0   0.0    2.1   18.5   61.7   94.7  100.0  100.0  100.0  100.0  100.0  100.0
36 WEEKS             0.0   0.0    0.0    2.1   24.6   66.3  100.0  100.0  100.0  100.0  100.0  100.0
37-39 WEEKS          0.0   0.0    0.0    0.2    4.2   23.1   64.7   92.8   98.8   99.9  100.0  100.0
40 WEEKS             0.0   0.0    0.0    0.0    0.7   10.8   45.7   85.1   97.8   99.9   99.9  100.0
41 WEEKS             0.0   0.0    0.0    0.0    0.0    7.0   37.3   80.3   96.3   99.6  100.0  100.0
42+ WEEKS            0.0   0.0    0.0    0.0    0.3   12.2   43.4   82.9   97.8   99.6  100.0  100.0
UNKNOWN              3.4   8.5   10.2   20.3   40.7   47.5   49.2   71.2   93.2  100.0  100.0  100.0

TOTAL                0.1   0.6    1.0    2.0    6.2   21.2   56.0   88.2   98.1   99.9  100.0  100.0
                    
* SEE APPENDIX B FOR DATA QUALITY NOTES.


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