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TABLE B-15
1997 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 8 20 4 0 0 0 0 0 0 0 0 0 2 34
28-31 WEEKS 0 0 19 19 2 0 0 0 0 0 0 0 1 41
32-35 WEEKS 0 0 10 48 93 52 16 0 0 0 0 0 1 220
36 WEEKS 0 0 0 6 31 76 51 1 0 0 0 0 0 165
37-39 WEEKS 0 0 1 7 111 495 1170 771 159 28 4 0 2 2748
40 WEEKS 0 0 0 0 15 158 563 626 221 39 7 1 4 1634
41 WEEKS 0 0 0 0 0 65 312 442 172 28 1 0 0 1020
42+ WEEKS 0 0 0 0 3 80 220 261 93 14 3 0 3 677
UNKNOWN 0 0 1 7 7 3 2 19 12 4 0 0 8 63
TOTAL 8 20 35 87 262 929 2334 2120 657 113 15 1 21 6602
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 25.0 87.5 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0
28-31 WEEKS 0.0 0.0 47.5 95.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0
32-35 WEEKS 0.0 0.0 4.6 26.5 68.9 92.7 100.0 100.0 100.0 100.0 100.0 100.0
36 WEEKS 0.0 0.0 0.0 3.6 22.4 68.5 99.4 100.0 100.0 100.0 100.0 100.0
37-39 WEEKS 0.0 0.0 0.0 0.3 4.3 22.4 65.0 93.0 98.8 99.9 100.0 100.0
40 WEEKS 0.0 0.0 0.0 0.0 0.9 10.6 45.2 83.6 97.1 99.5 99.9 100.0
41 WEEKS 0.0 0.0 0.0 0.0 0.0 6.4 37.0 80.3 97.2 99.9 100.0 100.0
42+ WEEKS 0.0 0.0 0.0 0.0 0.4 12.3 45.0 83.7 97.5 99.6 100.0 100.0
UNKNOWN 0.0 0.0 1.8 14.5 27.3 32.7 36.4 70.9 92.7 100.0 100.0 100.0
TOTAL 0.1 0.4 1.0 2.3 6.3 20.4 55.8 88.1 98.0 99.8 100.0 100.0
* SEE APPENDIX B FOR DATA QUALITY NOTES.
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