Fig. 2

Hazard ratios and 95% confidence intervals for all-cause and cardiovascular mortality according to the levels of pre- and postdialysis DBP. Closed squares and vertical lines show hazard ratios and 95% confidence intervals, respectively, for all-cause (a) and cardiovascular (b) mortality according to the levels of predialysis (black squares and vertical lines) and postdialysis (blue squares and vertical lines) DBP. *P < 0.05 vs. DBP 70–79 mmHg, DBP diastolic blood pressure