. Author manuscript; available in PMC: 2011 Sep 5.

Published in final edited form as: Matern Child Health J. 2007 Aug 10;12(4):435–441. doi: 10.1007/s10995-007-0260-x

Table 4.

Significant differences in adverse pregnancy outcomes by mothers less than 19 years of age in San Bernardino County

	White Mean ± SD/Count (%)	Black Mean ± SD/Count (%)	Hispanic Mean ± SD/Count (%)	P-value
Total count	2,960 (10.6%)	1,455 (17.9%)	7,370 (16.1%)
Birth weight (in grams)	3,298.4 ± 584.85	3,085.7 ± 647.78	3,248.3 ± 575.86	<0.0001^**
<1,500 g	46 (1.6%)	45 (3.1%)	115 (1.6%)	<0.0001^*
1,500–2,499 g	155 (5.2%)	118 (8.1%)	413 (5.6%)
Infant mortality rate	24 (0.81%)	15 (1.03%)	58 (0.79%)	0.640^*

Chi-Square P-value

^**

ANOVA P-value