Table 3

Odds Ratios for high mental well-being (60+) as compared to middle-range mental well-being (43–59), across lifestyle variables

Model 1 Unadjusted OR (95% CI)Model 2 Partially adjusted OR (95% CI)Model 3 Fully adjusted OR (95% CI)P value for significant onesP value for linear trendP for interaction with sex
Body Mass Index (kg/m2)
18.5 kg/m2 to 25 kg/m2RefRefRef0.3260.791
<18.5 kg/m21.08 (0.70–1.65)1.18 (0.76–1.81)0.92 (0.54–1.55)
25 kg/m2 to <30 kg/m21.09 (0.71–1.22)1.00 (0.89–1.13)1.04 (0.91–1.18)
30 kg/m2 to <40 kg/m21.04 (0.92–1.19)0.94 (0.82–1.07)1.00 (0.86–1.17)
40+ kg/m21.05 (0.75–1.46)0.99 (0.71–1.38)1.01 (0.70–1.46)
Alcohol Drinking
Never drinkerRefRefRef0.0250.313
≤4 /day/men or ≤3 /day/women0.95 (0.85–1.07)0.90 (0.80–1.01)0.94 (0.81–1.09)
>4 and ≤8/men or >3 and ≤6/women0.96 (0.84–1.01)0.93 (0.81–1.07)1.03 (0.87–1.22)
>8 /day/men or >6 /day women0.78 (0.67–0.90)0.80 (0.69–0.93)0.93 (0.77–1.11)
Ex-Drinker1.05 (0.84–1.32)0.99 (0.79–1.24)1.07 (0.81–1.43)
Smoking
Never SmokingRefRefRef0.0030.641
Light Smoker <10/day0.77 (0.63–0.94)0.83 (0.68–1.02)0.84 (0.65–1.07)
Moderate Smoker 10 to <20/day0.77 (0.63–0.94)0.77 (0.63–0.93)0.88 (0.69–1.12)
Heavy Smoker >20/day0.62 (0.46–0.83)0.51 (0.46–0.81)0.72 (0.51–1.02)
Ex-Smoker0.88 (0.79–0.97)0.81 (0.73–0.90)0.81 (0.71–0.92)0.001
Fruit and Vegetable consumption
5 or more portions/dayRefRefRef0.0000.159
3 to <5 portions /day0.79 (0.70–0.88)0.79 (0.71–0.89)0.83 (0.72–0.96)0.010
1 to <3 portions/day0.71 (0.63–0.80)0.73 (0.65–0.83)0.79 (0.68–0.92)0.002
<1 portion/day0.66 (0.55–0.80)0.71 (0.58–0.85)0.86 (0.68–1.09)
  • Model 1: unadjusted; Model 2: adjusted for age and sex; Model 3: fully adjusted for sociodemographic variables (age, sex, marital status, education, employment status, equivalised household income, ethnicity) and lifestyle variables (BMI, smoking, alcohol drinking and fruit and vegetable consumption).