Fig. 2From: Association of diurnal temperature range with daily hospitalization for exacerbation of chronic respiratory diseases in 21 cities, ChinaPooled DTR –hospitalization for Chronic respiratory disease (CRD) association in hot season and cold season. The pooled curves present by the continuous bold red lines and the grey areas represent the 95% confidence intervals. The vertical dashed lines indicate the interquartile range of DTR (i.e., 25th percentile and 75th percentile) in hot season and cold seasonBack to article page