Figure 4
Heat map of dengue surveillance data by Chinese province, sorted by latitude of capital city, 1990-2014 (N = 69,321). On the Y-axis is listed the name of the province with the latitude of the capital city and a general classification of climate zone for each province. M: Mid-temperate; W: warm-temperate; C: cold; S: subtropical; T: tropical. A thumbnail map of all the provinces of China is provided at the end of the figure. Panel A: Time series of monthly dengue cases, 1990-2014, standardized by the number of total cases reported by each province. Panel B: Time series of monthly imported dengue cases, 2005-2014, standardized by the number of total cases reported by each province. Panel C: Time series of monthly indigenous dengue cases, 2005-2014, standardized by the number of total cases reported by each province. Panel D: Seasonal distribution of imported dengue cases, plotted as the mean value of the proportion of cases in each week of the year from 2005 to 2014. Panel E: Seasonal distribution of indigenous dengue cases, plotted as the mean value of the proportion of cases in each week of the year from 2005 to 2014.