Regression results of the share of energy obtained from protein and fat
| Yprotn | Yfat | |||||
|---|---|---|---|---|---|---|
| Variables | (1) overall | (2) urban | (3) suburban | (4) overall | (5) urban | (6) suburban |
| Index | 0.124*** (0.043) | −0.199 (0.618) | 0.135*** (0.047) | 0.465*** (0.163) | 8.516*** (2.614) | 0.516*** (0.178) |
| Index2 | −0.001*** (0.0003) | 0.002 (0.003) | −0.001*** (0.000) | −0.004*** (0.001) | −0.049*** (0.015) | −0.005*** (0.001) |
| Lnhhinc | −0.255 (0.413) | 4.366** (1.870) | −0.410 (0.423) | −0.468 (1.669) | 1.215 (11.249) | −0.491 (1.684) |
| Age | 0.081 (0.260) | 0.223 (0.919) | 0.113 (0.278) | −0.549 (1.082) | −4.814 (3.805) | −0.190 (1.156) |
| Educ | ||||||
| Middle | −0.487** (0.203) | 1.967** (0.991) | −0.507** (0.204) | −0.348 (0.784) | −26.499*** (4.880) | −0.254 (0.785) |
| High or technical | −0.389 (0.307) | 2.516 (3.315) | −0.425 (0.308) | −2.729** (1.224) | −3.040 (14.299) | −2.712** (1.238) |
| University or higher | −0.699 (0.879) | 2.495 (3.289) | −0.902 (1.134) | −4.975 (4.437) | −1.537 (14.166) | −4.360 (5.560) |
| Married | 0.151 (0.306) | 1.114 (1.116) | 0.127 (0.315) | −0.817 (1.413) | −9.206 (6.729) | −0.047 (1.401) |
| Hhsize | 0.060 (0.057) | 0.420 (0.297) | 0.051 (0.058) | −0.168 (0.237) | −0.665 (1.370) | −0.115 (0.242) |
| Fafh | 0.125*** (0.036) | −0.167 (0.118) | 0.138*** (0.037) | 0.259* (0.140) | 0.456 (0.749) | 0.256* (0.142) |
| Phyact | ||||||
| Moderate | 0.033 (0.175) | −0.513 (0.544) | 0.030 (0.187) | −0.329 (0.749) | 1.560 (3.033) | −0.881 (0.771) |
| Heavy | −0.485*** (0.173) | 1.250 (1.097) | −0.481*** (0.174) | −0.435 (0.671) | −5.687 (4.420) | −0.586 (0.676) |
| Year | ||||||
| 2004 | −0.212 (1.050) | 0.090 (4.172) | −0.369 (1.120) | −0.352 (4.329) | 9.910 (17.143) | −1.874 (4.609) |
| 2006 | −0.653 (1.548) | −2.963 (5.810) | −0.833 (1.656) | 2.542 (6.428) | 20.875 (24.496) | 0.423 (6.874) |
| 2009 | −0.168 (2.330) | −2.533 (8.457) | −0.413 (2.489) | 7.160 (9.707) | 32.328 (36.163) | 4.146 (10.359) |
| 2011 | 0.184 (2.853) | −3.812 (10.536) | −0.102 (3.043) | 9.013 (11.811) | 47.687 (44.382) | 5.163 (12.588) |
| _cons | 7.765 (11.245) | −40.311 (41.853) | 7.861 (12.070) | 48.250 (45.860) | −136.766 (194.576) | 31.678 (49.221) |
| N | 4,469 | 335 | 4,134 | 4,469 | 335 | 4,134 |
| R2(within) | 0.058 | 0.209 | 0.061 | 0.049 | 0.178 | 0.053 |
| Hausman test (χ2) | 37.98*** | 26.04** | ||||
| T-valuea | 2.11** | 2.19** | ||||
| Yprotn | Yfat | |||||
|---|---|---|---|---|---|---|
| Variables | (1) overall | (2) urban | (3) suburban | (4) overall | (5) urban | (6) suburban |
| Index | 0.124*** (0.043) | −0.199 (0.618) | 0.135*** (0.047) | 0.465*** (0.163) | 8.516*** (2.614) | 0.516*** (0.178) |
| Index2 | −0.001*** (0.0003) | 0.002 (0.003) | −0.001*** (0.000) | −0.004*** (0.001) | −0.049*** (0.015) | −0.005*** (0.001) |
| Lnhhinc | −0.255 (0.413) | 4.366** (1.870) | −0.410 (0.423) | −0.468 (1.669) | 1.215 (11.249) | −0.491 (1.684) |
| Age | 0.081 (0.260) | 0.223 (0.919) | 0.113 (0.278) | −0.549 (1.082) | −4.814 (3.805) | −0.190 (1.156) |
| Middle | −0.487** (0.203) | 1.967** (0.991) | −0.507** (0.204) | −0.348 (0.784) | −26.499*** (4.880) | −0.254 (0.785) |
| High or technical | −0.389 (0.307) | 2.516 (3.315) | −0.425 (0.308) | −2.729** (1.224) | −3.040 (14.299) | −2.712** (1.238) |
| University or higher | −0.699 (0.879) | 2.495 (3.289) | −0.902 (1.134) | −4.975 (4.437) | −1.537 (14.166) | −4.360 (5.560) |
| Married | 0.151 (0.306) | 1.114 (1.116) | 0.127 (0.315) | −0.817 (1.413) | −9.206 (6.729) | −0.047 (1.401) |
| Hhsize | 0.060 (0.057) | 0.420 (0.297) | 0.051 (0.058) | −0.168 (0.237) | −0.665 (1.370) | −0.115 (0.242) |
| Fafh | 0.125*** (0.036) | −0.167 (0.118) | 0.138*** (0.037) | 0.259* (0.140) | 0.456 (0.749) | 0.256* (0.142) |
| Moderate | 0.033 (0.175) | −0.513 (0.544) | 0.030 (0.187) | −0.329 (0.749) | 1.560 (3.033) | −0.881 (0.771) |
| Heavy | −0.485*** (0.173) | 1.250 (1.097) | −0.481*** (0.174) | −0.435 (0.671) | −5.687 (4.420) | −0.586 (0.676) |
| 2004 | −0.212 (1.050) | 0.090 (4.172) | −0.369 (1.120) | −0.352 (4.329) | 9.910 (17.143) | −1.874 (4.609) |
| 2006 | −0.653 (1.548) | −2.963 (5.810) | −0.833 (1.656) | 2.542 (6.428) | 20.875 (24.496) | 0.423 (6.874) |
| 2009 | −0.168 (2.330) | −2.533 (8.457) | −0.413 (2.489) | 7.160 (9.707) | 32.328 (36.163) | 4.146 (10.359) |
| 2011 | 0.184 (2.853) | −3.812 (10.536) | −0.102 (3.043) | 9.013 (11.811) | 47.687 (44.382) | 5.163 (12.588) |
| _cons | 7.765 (11.245) | −40.311 (41.853) | 7.861 (12.070) | 48.250 (45.860) | −136.766 (194.576) | 31.678 (49.221) |
| 4,469 | 335 | 4,134 | 4,469 | 335 | 4,134 | |
| 0.058 | 0.209 | 0.061 | 0.049 | 0.178 | 0.053 | |
| Hausman test ( | 37.98*** | 26.04** | ||||
| 2.11** | 2.19** | |||||
Note(s): aThe T-value here tests the presence of an inverse U-shape; Robust standard errors in parentheses; *p < 0.1, **p < 0.05, ***p < 0.01
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