Table 4.

Odds ratios for obesity by age category among US adults.

	All*	Women**	Men**
20–39 years old
n	51,714	51,714
0–499 m	1.00	1.00	1.00
500–1,499 m	1.04 (0.94 to 1.14)	0.95 (0.83 to 1.07)	1.07 (0.95 to 1.21)
1,500–3,500 m	0.81 (0.70 to 0.94)	1.12 (0.94 to 1.34)	0.76 (0.64 to 0.90)
40–59 years old
n	119,105	119,105
0–499 m	1.00
500–1,499 m	0.97 (0.91 to 1.04)	1.00 (0.92 to 1.08)	0.97 (0.89 to 1.06)
1,500–3,500 m	0.74 (0.67 to 0.83)	1.01 (0.91 to 1.13)	0.74 (0.65 to 0.84)
60–79 years old
n	95,346	95,346
0–499 m	1.00
500–1,499 m	0.91 (0.85 to 0.97)	0.93 (0.84 to 1.02)	0.95 (0.87 to 1.04)
1,500–3,500 m	0.73 (0.66 to 0.82)	1.05 (0.92 to 1.20)	0.71 (0.63 to 0.81)

95% Confidence intervals are shown in parentheses.

^*Odds ratios were adjusted for sex, ethnicity, fruit and vegetable consumption, physical activity, current smoking status, level of education, income, out-migration rate, health status, employment status, urbanization, and latitude.

^**Odds ratios were adjusted for ethnicity, fruit and vegetable consumption, physical activity, current smoking status, level of education, income, out-migration rate, health status, employment status, urbanization, and latitude.

Analysis of subjects belonging to age category ≥ 80 years old did not yield outputs because of missing data.