Skip to main content

Advertisement

Table 1 Distribution of maternal characteristics by mother’s race/ethnicity, California, 2002–2004

From: Preterm birth among the hmong, other Asian subgroups and non-hispanic whites in California

  NH White Hmong Chinese Japanese Korean Asian Indian Vietnamese Cambodian Filipino Lao/Thai p-value
  (N = 415,800) (N = 4,123) (N = 33,982) (N = 7,151) (N = 13,190) (N = 21,856) (N = 24,396) (N = 4,249) (N = 39,497) (N = 4,408)  
Nativity status, %
 Foreign-born (reference) 12.0 66.3 89.1 63.4 94.4 96.3 97.5 86.0 81.4 87.3 0.000
 US-born 88.0 33.7 10.9 36.7 5.7 3.8 2.5 14.0 18.6 12.7  
Age, %
 <20 4.8 23.9 0.3 0.3 0.4 0.4 1.4 11.8 3.2 9.4 0.000
 20–29 (reference) 41.8 56.7 23.2 19.8 29.0 53.8 36.0 51.1 39.5 52.6  
 30–39 48.6 16.7 70.7 71.8 67.4 44.7 58.6 34.7 52.3 35.3  
 40+ 4.8 2.7 5.8 8.2 3.2 1.1 4.0 2.4 5.1 2.7  
Education, %
 Less than HS 6.4 30.0 6.3 0.9 0.7 3.4 13.9 28.2 3.8 16.4 0.000
 HS diploma/GED 25.2 37.6 13.4 11.8 11.0 10.6 31.9 34.7 16.7 32.5  
 Some college 24.9 22.8 14.8 25.0 17.9 18.8 20.1 22.9 34.2 23.9  
 College degree or higher (reference) 43.5 9.6 65.4 62.4 70.5 67.2 34.1 14.3 45.3 27.2  
Parity, %
 0 (reference) 44.2 32.1 51.8 53.2 50.5 55.1 47.1 42.3 42.9 45.2 0.000
 1–2 48.2 36.6 46.4 44.2 47.7 43.5 48.5 44.5 50.3 44.0  
 3+ 7.6 31.3 1.8 2.6 1.8 1.4 4.5 13.3 6.8 10.7  
Preeclampsia, % 1.5 0.2 0.4 0.7 0.5 0.6 0.7 0.5 1.5 0.7 0.000
Diabetes, % 1.9 0.9 3.6 2.5 1.9 4.2 4.0 1.6 4.4 2.7 0.000
Smoking during pregnancy, % 2.0 0.3 0.2 0.5 0.4 0.3 0.2 0.4 0.5 0.7 0.000
Prenatal care, %
 1st trimester (reference) 91.2 61.5 92.4 94.0 93.6 92.0 89.9 79.7 87.9 81.6 0.000
 After 1st trimester 8.2 37.7 7.1 5.6 6.1 7.6 9.8 19.0 11.6 17.5  
 No/missing 0.6 0.8 0.5 0.4 0.3 0.3 0.4 1.3 0.6 1.0  
Infant sex, %
 Male 51.3 51.6 52.0 51.6 51.7 51.8 51.0 51.3 51.8 51.4 0.126
 Female (reference) 48.7 48.4 48.0 48.4 48.3 48.2 49.0 48.7 48.2 48.6  
  1. Note. χ2 used to test differences in group proportions