Table 3 Differences in obesity prevalence within income and education groups: joint Canada-United States survey of health, 2002/2003

U.S. vs. Canada

 By Income

 First quintile (lowest)

1.48 (1.22 - 1.81)

1.72 (1.33 - 2.22)

1.22 (0.90 - 1.67)

 2nd quintile

1.20 (0.98 - 1.48)

1.51 (1.13 - 2.01)

0.96 (0.71 - 1.30)

 3rd quintile

1.16 (0.92 - 1.48)

1.28 (0.92 - 1.80)

1.04 (0.76 - 1.43)

 4th quintile

1.17 (0.93 - 1.48)

1.62 (1.11 - 2.36)

0.94 (0.71 - 1.25)

 5th quintile

1.12 (0.86 - 1.46)

1.39 (0.89 - 2.17)

1.05 (0.76 - 1.44)

 By education

 < High school

1.24 (0.99 - 1.55)

1.85 (1.30 - 2.62)

0.88 (0.64 - 1.21)

 High school

1.36 (1.13 - 1.63)

1.56 (1.19 - 2.04)

1.22 (0.96 - 1.56)

 Technical/trade

1.38 (1.09 - 1.75)

1.54 (1.10 - 2.14)

1.20 (0.86 - 1.68)

 University/college

1.04 (0.85 - 1.27)

1.22 (0.91 - 1.65)

0.94 (0.72 - 1.21)