From: Morbidity burden of respiratory diseases attributable to ambient temperature: a case study in a subtropical city in China
Diseases
Relative risk
Extreme cold
Extreme heat
Total respiratory
1.02 (0.99, 1.05)
1.13 (1.01, 1.26)
COPD
1.12 (1.01, 1.24)
1.11 (0.91, 1.37)
Bronchiectasis
1.02 (0.95, 1.09)
1.24 (0.96, 1.60)
Asthma
1.04 (1.00, 1.08)
1.09 (0.92, 1.29)