Health Impact Assessment of Short-Term Exposure to Particulate Matter (PM₁₀) in Northern Thailand

Table 2

Associations between PM₁₀ and respiratory disease from COPD (adapted from [37]).

Outcomes COPD	PM10 adjusted RR (95% CI)
Lag 0	0.988 (0.943–1.035)
Lag 1	0.975 (0.933–1.019)
Lag 2	1.011 (0.963–1.063)
Lag 3	0.984 (0.930–1.035)
Lag 4	0.979 (0.928–1.042)
Lag 5	1.015 (0.972–1.033)
Lag 6	1.069 (1.017–1.123)
Lag 7	1.029 (0.990–1.069)

Note. Statistical significance level < 0.05.