Advertisement
Table 3 Multivariate regression analyses of the association between environmental factors and NTDs as the dependent variable
| Model (R2) and Independent Variables | Standardized Coefficients | t | P | Std. Error |
|---|---|---|---|---|
| Rates for the 1998-2001 period in the buffer region of 7-12 km (0.415) | ||||
| doctor | 0.511 | 3.683 | 0.001 | 7.096 |
| Rates for the 2002-2005 period in the buffer region of 7-12 km (0.242) | ||||
| fruit | -0.479 | -2.298 | 0.028 | 15.020 |
| pollution | 0.380 | 2.337 | 0.026 | 0.003 |
| Distance to faults | -0.531 | -2.617 | 0.013 | 0.003 |
| Rates for the 1998-2001 period in the buffer region of 13-18 km (0.191) | ||||
| elevation | 0.437 | 2.380 | 0.026 | 0.146 |
| Rates for the 2002-2005 period in the buffer region of 13-18 km (0.711) | ||||
| doctor | -0.717 | -5.848 | 0.000 | 8.693 |
| distance to roads | 0.440 | 3.640 | 0.002 | 0.004 |
| distance to rivers | -0.323 | -2.618 | 0.016 | 0.002 |
| Rates for the 1998-2001 period in the buffer region of 25-30 km (0.486) | ||||
| fertilizer | 0.540 | 3.177 | 0.005 | 0.640 |
| elevation | 0.392 | 2.308 | 0.033 | 0.153 |
| Rates for the 2002-2005 period in the buffer region of 25-30 km (0.362) | ||||
| gradient | 0.602 | 3.283 | 0.004 | 1.836 |
