Table 3. Longitudinal regression coefficients and robust standard errors of community components on physical activity among adult Chinese men and women.
| Men | Women | |||
|---|---|---|---|---|
| Community Infrastructure Components |
Occupational Activity 1991-2006 |
Total Activities 1997-2006 |
Occupational Activity 1991-2006 |
Total Activities 1997-2006 |
| Population | -0.37 (1.30) | -1.25 (1.50) | 2.61 (1.73) | 0.43 (1.90) |
| Density | -3.24 * (1.39) | -0.88 (1.48) | -2.87 (1.80) | -0.01 (1.86) |
| Access to markets | -1.88 * (0.92) | -2.72 * (1.09) | -3.06 ** (1.15) | -3.12 * (1.37) |
| Transportation Infrastructure | -1.06 (1.29) | -0.17 (1.52) | -2.03 (1.43) | -3.19 (1.70) |
| Communications Infrastructure | -1.85 (1.51) | -0.42 (1.64) | -4.21 * (2.11) | -1.41 (2.41) |
| Economy | -7.08 ** (1.46) | -6.39 ** (1.54) | -9.22 ** (1.59) | -8.84 ** (1.79) |
| Educational Institution | -12.97 ** (1.80) | -12.91 ** (2.19) | -17.00 ** (2.39) | -16.22 ** (2.85) |
| Health Facilities | -2.93 * (1.46) | -2.15 (1.70) | -3.50 * (1.72) | -3.64 (1.95) |
| Sanitation Infrastructure | -9.13 ** (1.22) | -8.43 ** (1.44) | -9.82 ** (1.59) | -6.12 ** (1.93) |
| Housing Infrastructure | -9.15 ** (1.82) | -10.18 ** (2.61) | -10.54 ** (2.16) | -12.49 ** (3.18) |
| Statistics for regression models | ||||
| # of observations | 16753 | 11234 | 18033 | 12092 |
| # of unique individuals | 6740 | 5450 | 7188 | 5669 |
| # of communities | 235 | 225 | 235 | 225 |
| Wald | 2545.71 ** | 1608.64 ** | 2283.50 ** | 1241.87 ** |
| Degrees of freedom | 27 | 25 | 27 | 25 |
| σ_u (Std error of random error) | 82.71 | 77.63 | 89.81 | 90.69 |
| σ_e (Std error of residual) | 136.39 | 137.65 | 151.32 | 152.41 |
**
denotes significance at the 1% level;
*
denotes significance at 5% level.
Controlling for year dummies, age, age-squared, age-cubed, individual educational attainment, marital status, living situation, predicted household income tercile and community level CPI.