Table 4 Relative risks of (95% CI) of daily hospital admissions for total and cause-specific CVD per 10 μg/m³ increase in the concentration of PM _2.5 for sex, age

Sex

Males

1.016 (1.006,1.027)

1.028 (1.008,1.048)

1.020 (1.005,1.034)

1.013 (0.997,1.029)

1.009 (0.997,1.022)

Females

1.007 (0.997,1.017)

1.018 (1.002,1.035)

1.015 (0.999,1.043)

1.009 (0.992,1.027)

1.007 (0.996,1.018)

p-value

0.190

0.300

0.178

0.378

0.388

Age

 < 65

1.005 (0.994,1.015)

1.012 (0.995,1.029)

1.010 (0.994,1.026)

1.005 (0.990,1.021)

1.001 (0.989,1.012)

 ≥ 65

1.015 (1.005,1.025)

1.015 (1.001,1.032)

1.014 (1.001,1.029)

1.016 (0.996,1.035)

1.017 (1.005,1.029)

p-value

0.399

0.386

0.373

0.274

0.067