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Table 4 Incidence rate of diabetes (2001–2005) by socioeconomic indicators

From: Comparison of birth certificates and hospital-based birth data on pregnancy complications in Los Angeles and Orange County, California

   Number Incidence rate: Memorial data Incidence rate: birth certificate data Ratio of incidence rate: birth certificate/Memorial data
Maternal Educationa College or higher 29653 5.18 % 1.95 % 0.38
  High School or lower 20917 6.18 % 2.01 % 0.32
  Unknown 973 3.49 % 1.75 % 0.50
  p-value: College or higher vs. High school or lower   0.00* 0.66 0.01*
Race/ethnicitya Asian 6897 7.41 % 2.65 % 0.36
  Black 4561 4.93 % 1.67 % 0.34
  Hispanic 18755 6.95 % 2.24 % 0.32
  Non-Hispanic White 19856 3.63 % 1.54 % 0.42
  Other 965 8.19 % 2.38 % 0.29
  Unknown 509 4.52 % 1.77 % 0.39
  p -value: Asian-Black   0.00* 0.00* 0.35
  p -value: Asian-Hispanic   0.21 0.06 0.15
  p -value: Black-Hispanic   0.00* 0.01* 0.37
  p -value: Hispanic- NH White   0.00* 0.00* 0.00*
Insurancea Private 34489 5.25 % 1.95 % 0.37
  Public 15034 6.25 % 2.02 % 0.32
  Other 2015 5.56 % 1.94 % 0.35
  Unknown 5 0.00 % 0.00 % N.A.
  p-value: Private vs. Public   0.00* 0.61 0.05*
  1. aThe classification of socioeconomic status was based on variables reported in the birth certificate data
  2. *Statistically significant result at an alpha level of 0.05