Odds ratios (95% CI) for ⩾3 kg weight gain within the past 5 years
| Quintiles of daily food consumption costs (€/1000 kcal) | ||||||
| 1 (lowest) (n = 3440) | 2 (n = 3439) | 3 (n = 3440) | 4 (n = 3438) | 5 (n = 3440) | p for trend | |
| Cost of daily food consumption (€/1000 kcal, median) | 2.2 | 2.7 | 3.0 | 3.4 | 4.1 | |
| Cases | 1073 | 1135 | 1041 | 1066 | 1004 | |
| Crude OR (95% CI) | 1 (Ref.) | 1.09 (0.98 to 1.20) | 0.96 (0.86 to 1.06) | 0.99 (0.90 to 1.10) | 0.91 (0.82 to 1.01) | 0.013 |
| Age- and sex-adjusted (95% CI) | 1 (Ref.) | 1.11 (1.00 to 1.23) | 1.00 (0.89 to 1.10) | 1.04 (0.94 to 1.15) | 0.97 (0.88 to 1.08) | 0.303 |
| Multivariate*-adjusted (95% CI) | 1 (Ref.) | 1.13 (1.02 to 1.26) | 1.06 (0.95 to 1.19) | 1.14 (1.01 to 1.29) | 1.13 (0.99 to 1.29) | 0.146 |
*The model included age (years), sex, total energy intake (kcal/day), leisure time physical activity (MET-h/week), smoking status (non-smoker, smoker, former smoker), snacking (no, yes), alcohol (% energy/day), sedentary time (h/day), years of education (three categories), marital status, employment and scores for the Mediterranean and Western dietary patterns.