Figure 1From: No evidence that frailty modifies the positive impact of antihypertensive treatment in very elderly people: an investigation of the impact of frailty upon treatment effect in the HYpertension in the Very Elderly Trial (HYVET) study, a double-blind, placebo-controlled study of antihypertensives in people with hypertension aged 80 and overHistogram showing the distribution of frailty index (FI) among 2,656 participants of HYVET at entry to the study.Back to article page