Table 2.

Distribution of the sample, prevalence of obesity in the elderly, and association according to the variables lifestyle and dietary intake. Projeto Idosos Goiânia (Project Elderly Goiânia), Brazil (n = 418)

Variables	Sample distribution n (%)	Prevalence n (%)	PR (95%CI)	p value*
Smoking				0.120
Non-smokers	198 (47.37)	100 (50.51)	1.64 (1.00-2.68)
Ex-smoker	181 (43.30)	93 (51.38)	1.67 (1.02-2.73)
Smoker	39 (9.33)	12 (30.77)	1.00
Consumption of alcoholic beverages				0.259
No	354 (84.69)	178 (50.28)	1.19 (0.88-1.62)
Yes	64 (15.31)	27 (42.19)	1.00
Sedentary lifestyle				0.531
Yes	230 (55.02)	116 (50.43)	1.06 (0.87-1.30)
No	188 (44.98)	89 (47.34)	1.00
Fruits				0.011
Inadequate	233 (56.01)	102 (43.78)	1.00
Adequate	183 (43.99)	103 (56.28)	1.28 (1.06-1.56)
Legumes and vegetables				0.035
Inadequate	316 (75.60)	147 (46.52)	1.00
Adequate	100 (24.04)	58 (58.00)	1.24 (1.02-1.53)
Legumes				0.022
Inadequate	73 (17.51)	44 (60.27)	1.29 (1.04-1.60)
Adequate	344 (82.49)	161 (46.80)	1.00
Whole-grain cereal				0.031
Inadequate	367 (88.22)	189 (51.50)	1.58 (1.04-2.39)
Adequate	49 (11.78)	16 (32.65)	1.00
Fat-free milk				0.047
Inadequate	357 (85.61)	169 (47.34)	1.00
Adequate	60 (14.39)	36 (60.00)	1.27 (1.00-1.60)
Fats				0.842
Inadequate	44 (10.55)	21 (47.73)	1.00
Adequate	373 (89.45)	184 (49.33)	1.03 (0.74-1.43)
Hamburger/processed meats/packaged snack foods				0.449
Inadequate	173 (41.59)	81 (46.82)	1.00
Adequate	243 (58.41)	123 (50.62)	1.08 (0.88-1.32)
Sweets				0.596
Inadequate	24 (5.76)	13 (54.17)	1.11 (0.76-1.62)
Adequate	393 (94.24)	192 (48.85)	1.00
Sodas				0.896
Inadequate	23 (5.52)	11 (47.83)	1.00
Adequate	394 (94.98)	194 (49.24)	1.03 (0.66-1.59)

^*Wald test, PR: prevalence ratio; 95%CI: 95% confidence interval.