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Natality Table D4.  Birth Weight in Grams by Calculated Gestational Age1 for Residents, 2006
Birth Weight Total Preterm  Term     Postterm  Unknown
in Grams   (<37 wks) (37-41 wks) (42+ wks)  
State Total 86,845 9,190 71,274 5,540 841
Under 1,000 404 382 16 1 5
1,000  -  1,499 468 420 21 3 24
1,500  -  1,999 1,131 886 142 11 92
2,000  -  2,499 3,656 1,851 1,506 91 208
2,500  -  2,999 12,915 2,481 9,649 548 237
3,000  -  3,499 31,789 1,960 27,793 1,924 112
3,500  -  3,999 26,653 892 23,651 2,067 43
4,000  -  4,499 8,130 206 7,182 738 4
4,500 and over 1,448 36 1,259 151 2
Unknown 251 76 55 6 114
1See Appendix A for method used to calculate gestational age.
Source:  Center for Health Statistics, Washington State Department of Health, 11/2007.
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Last Update: 11/27/2007 09:27 AM