Table 5 Results of regression analysis: determinants of the cooking effort indicator (E)
From: Aiming for better use of convenience food: an analysis based on meal production functions at home
Breakfast | Lunch | Dinner | |
|---|---|---|---|
Usage intensity of convenience food (F) | − 6.751 (0.093)*** | − 2.884 (0.049)*** | − 10.662 (0.125)*** |
Busy | − 13.902 (0.535)*** | − 2.530 (0.334)*** | − 10.458 (0.833)*** |
Cooking is troublesome | − 1.885 (0.405)*** | − 1.111 (0.332)*** | − 6.037 (0.672)*** |
I like eating out | − 12.568 (0.400)*** | − 3.741 (0.300)*** | − 5.416 (0.630)*** |
Buying food is troublesome | 0.891 (0.459)* | − 0.978 (0.323)*** | 1.440 (0.693)** |
Buying food with emphasis on price | − 0.328 (0.410) | 1.560 (0.290)*** | − 7.260 (0.667)*** |
Flexible with regard to cooking | 14.548 (0.403)*** | 2.688 (0.285)*** | 5.288 (0.626)*** |
High interest in health | 2.776 (0.394)*** | 2.819 (0.336)*** | − 5.905 (0.669)*** |
Prefer luxury foods | 3.953 (0.370)*** | 0.025 (0.316) | 5.744 (0.657)*** |
Make plan and cook | 10.915 (0.380)*** | 3.677 (0.267)*** | 21.980 (0.658)*** |
Resistance to purchase cooked food | − 3.169 (0.425)*** | 0.538 (0.272)** | − 3.759 (0.678)*** |
Emphasis on the number of foodstuffs | 5.214 (0.424)*** | 0.656 (0.291)** | 9.266 (0.651)*** |
High interest in diet | − 2.624 (0.403)*** | − 1.009 (0.306)*** | − 7.068 (0.684)*** |
Prefer natural foodstuffs | 1.821 (0.402)*** | 2.141 (0.327)*** | 3.503 (0.697)*** |
Emphasis on the number of dishes | − 1.744 (0.434)*** | − 0.977 (0.319)*** | 10.205 (0.710)*** |
I like cooking | − 1.436 (0.422)*** | 1.542 (0.357)*** | 1.214 (0.715)* |
Cook on a case-by-case basis | − 0.995 (0.379)*** | 0.870 (0.288)*** | − 0.878 (0.622) |
Full-time home cook | 15.206 (0.371)*** | 1.475 (0.262)*** | 10.144 (0.603)*** |
4–6 million yen (measurement standard < 4 million yen) | − 13.326 (0.719)*** | − 4.166 (0.453)*** | − 15.041 (1.169)*** |
6–8 million yen | − 10.463 (0.718)*** | − 3.910 (0.487)*** | − 18.575 (1.175)*** |
8–10 million yen | 11.378 (0.978)*** | − 1.463 (0.545)*** | − 8.275 (1.214)*** |
>10 million | − 4.297 (0.807)*** | − 8.190 (0.525)*** | − 7.602 (1.310)*** |
30s (measurement standard, 20s) | 13.718 (0.592)*** | 3.963 (0.648)*** | 15.997 (1.016)*** |
40s | 15.051 (0.596)*** | 4.554 (0.614)*** | 24.588 (0.988)*** |
50s | 10.642 (0.643)*** | 1.624 (0.685)** | 23.915 (1.107)*** |
60s | 10.107 (1.362)*** | 5.420 (0.998)*** | 11.523 (2.153)*** |
Elderly people (≥ 60 years old) living together | 28.266 (0.987)*** | 5.442 (0.627)*** | 53.760 (1.575)*** |
Constant term | 81.262 (1.218)*** | 36.284 (0.811)*** | 123.365 (1.640)*** |
Log-likelihood | − 405,439.480 | − 222,594.860 | − 401,985.520 |
Pseudo R2 | 0.023 | 0.012 | 0.019 |
Number of obs | 76,444 | 47,063 | 70,151 |