| Base modelb | Adjusted modelc | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Women | Men | Women | Men | |||||||||
OR | 95%CId | P-value5 | OR | 95%CId | P-value5 | OR | 95%CId | P-value5 | OR | 95%CId | P-value5 | |
Frequency of meal preparation | Â | Â | 0.72 | Â | Â | 0.67 | Â | Â | 0.70 | Â | Â | 0.13 |
 Non-cook (less than once/week or never) | 1.80 | 0.89–3.65 |  | 1.80 | 0.89–3.65 |  | 1.00 | 0.12–4.13 |  | 2.65 | 0.93–7.94 |  |
 Occasional cook (less than once/day but at least once/week) | 1.57 | 0.84–2.94 |  | 1.57 | 0.84–2.94 |  | 0.81 | 0.44–1.49 |  | 2.41 | 0.90–6.42 |  |
 Regular cook (once or more times/day) | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  |
Time for meal preparation | Â | Â | 0.81 | Â | Â | 0.94 | Â | Â | 0.93 | Â | Â | 0.24 |
 Low (2–22 min/day in women; 2–13 min/day in men) | 0.94 | 0.64–1.39 |  | 1.13 | 0.55–2.29 |  | 1.11 | 0.40–1.95 |  | 2.31 | 0.70–2.59 |  |
 Medium (22–38 min/day in women; 13–30 min/day in men) | 0.88 | 0.59–1.31 |  | 1.03 | 0.45–2.36 |  | 1.06 | 0.61–1.82 |  | 2.82 | 0.79–1.01 |  |
 High (39–106 min/day in women; 30–50 min/day in men) | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  |
Cooking skills | Â | Â | 0.72 | Â | Â | 0.08 | Â | Â | 0.49 | Â | Â | 0.13 |
 Low | 0.97 | 0.65–1.43 |  | 0.78 | 0.39–1.55 |  | 0.98 | 0.45–1.36 |  | 1.25 | 0.45–3.47 |  |
 Medium | 0.86 | 0.58–1.27 |  | 0.37 | 0.15–0.89 |  | 0.74 | 0.44–1.25 |  | 0.25 | 0.05–1.24 |  |
 High | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  |
Preparation from scratch | Â | Â | 0.008 | Â | Â | 0.98 | Â | Â | 0.02 | Â | Â | 0.67 |
 Low | 1.69 | 1.11–2.56 |  | 0.98 | 0.46–2.07 |  | 1.32 | 1.08–2.32 |  | 1.36 | 0.44–4.18 |  |
 Medium | 1.02 | 0.68–1.54 |  | 0.93 | 0.43–2.00 |  | 0.95 | 0.56–1.64 |  | 0.75 | 0.22–2.65 |  |
 High | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  |
Kitchen equipment | Â | Â | 0.25 | Â | Â | 0.55 | Â | Â | 0.56 | Â | Â | 0.31 |
 Low | 1.53 | 0.88–2.66 |  | 0.81 | 0.38–1.72 |  | 1.49 | 0.70–3.17 |  | 2.00 | 0.68–2.90 |  |
 Medium | 1.25 | 0.72–2.16 |  | 0.64 | 0.29–1.45 |  | 1.30 | 0.62–2.71 |  | 0.79 | 0.20–3.16 |  |
 High | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  |
Enjoyment for food preparation | Â | Â | 0.17 | Â | Â | 0.85 | Â | Â | 0.62 | Â | Â | 0.55 |
 Yes, including daily meal preparation | 1.31 | 0.75–2.28 |  | 1.20 | 0.46–3.11 |  | 1.43 | 0.60–3.67 |  | 1.33 | 0.28–2.33 |  |
 Yes, but not daily meal preparation | 0.86 | 0.44–1.71 |  | 0.97 | 0.29–3.20 |  | 1.49 | 0.67–3.29 |  | 0.69 | 0.18–2.67 |  |
 No | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  |
Willingness to cook better | Â | Â | 0.12 | Â | Â | 0.58 | Â | Â | 0.19 | Â | Â | 0.67 |
 Yes | 1.32 | 0.92–1.87 |  | 0.84 | 0.45–1.57 |  | 1.38 | 0.84–2.34 |  | 0.81 | 0.30–2.16 |  |
 No | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  |
Willingness to cook more frequently | Â | Â | 0.08 | Â | Â | 0.96 | Â | Â | 0.01 | Â | Â | 0.54 |
 Yes | 1.35 | 0.97–1.89 |  | 0.98 | 0.49–1.98 |  | 1.83 | 1.15–2.93 |  | 1.43 | 0.45–4.51 |  |
 No | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  | 1.00 |  |  |