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Table 2 Supplement use by participant characteristics

From: Dietary supplement users vary in attitudes and sources of dietary supplement information in East and West geographic regions: a cross-sectional study

  Any supplement use None Odds ratio, raw (95% CI) Odds ratio, adjusted (95% CI)a
Location (n = 637)bc     
East Coast 150 (60.7) 97 (39.3) Ref Ref
West Coast 313 (80.3) 77 (19.7) 2.62 (1.83, 3.75)*** 1.88 (1.20, 2.93)**
Age (n = 628)     
21–39 125 (66.1) 64 (33.9) Ref Ref
40–59 216 (71.8) 85 (28.2) 1.30 (0.9, 1.9) 1.37 (0.87, 2.16)
60-75 116 (84.1) 22 (15.9) 2.70 (1.56, 4.66)*** 2.04 (1.12,3.70)*
Sex (n = 629)     
Male 198 (63.9) 112 (36.1) Ref Ref
Female 264 (82.8) 55 (17.2) 2.72 (1.87, 3.94)*** 2.48 (1.64, 3.74)***
BMI (n = 637)     
Normal weight 218 (82.0) 48 (18.1) Ref Ref
Overweight 134 (65.4) 71 (34.6) 0.42 (0.27, 0.64)*** 0.48 (0.30, 0.76)**
Obese 111 (66.9) 55 (33.1) 0.44 (0.28, 0.70)*** 0.58 (0.35, 0.97)*
Physical activity (n = 620)     
Yes 380 (75.7) 122 (24.3) 2.00 (1.30, 3.04)** 1.87 (1.18, 2.99)**
No 72 (61.0) 46 (39.0) Ref Ref
Alcohol use (n = 632)     
Yes 314 (76.4) 97 (23.6) 1.60 (1.11, 2.29)* 1.31 (0.85, 2.00)
No 148 (67.0) 73 (33.0) Ref Ref
Tobacco use (n = 631)     
Yes 43 (53.8) 37 (46.3) 0.37 (0.23, 0.60)*** 0.48 (0.28, 0.84)*
No 418 (75.9) 133 (24.1) Ref Ref
  1. aAdjusted odds ratios controlled for all independent variables.
  2. bData expressed as n(%).
  3. cn may vary between variables due to missing or incomplete data.
  4. * p < 0.05; **p < 0.01; ***p < 0.001.