Fig. 3

Percentage increases of CVD mortality in the various groups (female (dashed line), older (dotted line) and outdoor workers (solid line)) due to consecutive days’ high temperature, for varying threshold values: (a) 32 °C, (b) 33 °C, (c) 34 °C, and (d) 35 °C, with a reference temperature for ER of 30.5 °C