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. Author manuscript; available in PMC: 2011 Feb 15.
Published in final edited form as: Reprod Toxicol. 2008 Nov 13;27(3-4):231–238. doi: 10.1016/j.reprotox.2008.11.001

TABLE 2.

Maternal and Neonatal Demographic and Socioeconomic Characteristics by Water Service Category

Water Service Category
 N
 % Male
 %White/%Black/%Other
 Mean ± SD Median (Range) Maternal Age (Years)
 Mean ± SD Median (Range) Gestation (Weeks)
 Mean ± SD Median (Range) Birth Weight (Grams)
 Mean ± SD Median (Range) SES Index
LHWA Only 168 43 99.4 / 0.0 / 0.6 26.9 ± 4.9 27 (16 – 40) 38.3 ± 2.0 38 (29 – 45) 3276 ± 422 3263 (2103 – 4447) 31.8 ± 1.6 32 (29 – 33)
Partial LHWA 212 52 96.7 / 2.8 / 0.5 26.7 ± 6.3 25.5 (17 – 43) 38.1 ± 2.1 38 (28 – 47) 3284 ± 463 3289 (993 – 4528) 29.3 ± 2.6 29 (15 - 33)
No LHWA 1175 51 97.6 / 1.1 / 1.3 26.0 ± 5.5 25 (14 – 44) 38.4 ± 2.6 39 (19 – 47) 3260 ± 576 3304 (313 – 6262) 30.2 ± 2.6 31 (16 – 33)
*

Differences in SES Index across water services categories were statistically signficant (p>0.05). All SES data were extracted from the 2000 Federal Census [33].