Table 8.
Impact of air quality on ADL disability: Based on fixed effects
| Variable | (1) | (2) | (3) | (4) |
|---|---|---|---|---|
| lnSO2 | −0.0130(0.0095) | |||
| lnNO2 | −0.0238(0.0153) | |||
| lnPM10 | −0.0584***(0.0185) | |||
| lnAQI | 0.0002(0.0003) | |||
| Serious illness | −0.0157***(0.0054) | −0.0155***(0.0054) | − 0.0149***(0.0054) | −0.0155***(0.0054) |
| Depression | 0.0135**(0.0057) | 0.0134**(0.0057) | 0.0139**(0.0057) | 0.0134**(0.0057) |
| Self-reported health | −0.0071(0.0050) | −0.0070(0.0050) | − 0.0065(0.0050) | −0.0072(0.0050) |
| Body disability | −0.0651***(0.0119) | −0.0652***(0.0119) | − 0.0658***(0.0119) | −0.0649***(0.0119) |
| Physical pain | −0.0126***(0.0036) | −0.0129***(0.0036) | − 0.0128***(0.0036) | −0.0128***(0.0036) |
| Individual / Year | Yes | Yes | Yes | Yes |
| F Test | 5.87 | 5.89 | 6.26 | 5.81 |
| R2 | 0.0127 | 0.0127 | 0.0135 | 0.0126 |
| Observations | 26,218 | 26,218 | 26,218 | 26,218 |
Abbreviations: AQI Air Quality Index, SO2 Sulfur Dioxide, NO2 Nitrogen Dioxide, PM10 Inhalable Particles
Note: Standard errors are in brackets; *** p < 0.01, ** p < 0.05, * p < 0.1. The control variable results are not listed here