Variable | Model 1 | Model 2 | Model 3 | |||
---|---|---|---|---|---|---|
Ba | β | Ba | β | Ba | β | |
Gender (reference: female) | ||||||
 M²¹±ô±ð | -0.166 | -0.033*** | -0.158 | -0.031*** | -0.150 | -0.030*** |
Age (year; reference:6-8 years) | ||||||
 9´Ê11 | -0.097 | -0.017** | -0.036 | -0.006 | -0.064 | -0.011 |
 12´Ê14 | -0.694 | -0.116*** | -0.671 | -0.112*** | -0.778 | -0.130*** |
 15´Ê17 | -1.633 | -0.235*** | -1.648 | -0.237*** | -1.757 | -0.253*** |
Residence (reference: Urban) | ||||||
 R³Ü°ù²¹±ô | -0.127 | -0.024*** | -0.112 | -0.022*** | -0.117 | -0.023*** |
Region (reference: north) | ||||||
 C±ð²Ô³Ù±ð°ù | -0.192 | -0.038*** | -0.164 | -0.032*** | -0.183 | -0.036*** |
â€Çȴdzܳٳó | 0.213 | 0.025*** | 0.210 | 0.024*** | 0.178 | 0.021*** |
Living situation (reference: Not living with parents) | ||||||
 Living with parents | 0.513 | 0.057*** | 0.492 | 0.055*** | 0.500 | 0.055*** |
Children situation (only child, reference: No) | ||||||
 Y±ð²õ | 0.027 | 0.005 | 0.012 | 0.002 | 0.019 | 0.004 |
Family monthly income (reference: Less than 5000 yuan) | ||||||
 5000-12000 yuan | 0.158 | 0.029*** | 0.137 | 0.025*** | 0.13 | 0.024*** |
 more than 12000 yuan | 0.100 | 0.012 | 0.080 | 0.010 | 0.082 | 0.010 |
 Unwilling to answer /don't know | 0.098 | 0.017*** | 0.099 | 0.018** | 0.104 | 0.019** |
Mother's age (reference: ≤35 years) | ||||||
 35-45 years | 0.099 | 0.020* | 0.096 | 0.019* | 0.102 | 0.020** |
 ≥45 years | 0.211 | 0.021 | 0.215 | 0.022** | 0.214 | 0.022** |
Father's age (reference: ≤35 years) | ||||||
 35-45 years | -0.104 | -0.020 | -0.110 | -0.022** | -0.106 | -0.021** |
 ≥45 years | -0.026 | -0.004 | -0.039 | -0.005 | -0.027 | -0.004 |
Mother's education level (reference: Junior high school and below) | ||||||
 High school /vocational school | 0.018 | 0.003 | -0.005 | -0.001 | -0.01 | -0.002 |
 Junior college/bachelor's degree and above | 0.092 | 0.016 | 0.049 | 0.009 | 0.043 | 0.008 |
Father's education level (reference: Junior high school and below) | ||||||
 High school /vocational school | 0.167 | 0.030*** | 0.141 | 0.025*** | 0.136 | 0.024*** |
 Junior college/bachelor's degree and above | 0.106 | 0.019* | 0.052 | 0.009 | 0.046 | 0.008 |
Knowledge score | - | - | 0.301 | 0.111*** | 0.276 | 0.102*** |
Information sources | ||||||
 School (reference: No) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
  Y±ð²õ | - | - | - | - | 0.396 | 0.054*** |
 Electronic media (reference: No) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
  Y±ð²õ | - | - | - | - | 0.094 | 0.016** |
 Paper media (reference: No) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
  Y±ð²õ | - | - | - | - | 0.275 | 0.054*** |
 Other individuals (reference: No) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
  Y±ð²õ | - | - | - | - | -0.065 | -0.009 |