Figure 2From: To screen or not to screen for peripheral arterial disease in subjects aged 80 and over in primary health care: a cross-sectional analysis from the BELFRAIL study Correlations between ABI and the number of cardiovascular risk factors and the number of cardiac and other cardiovascular comorbidities. P for trend = Jonckheere-Terpstra test. ABI: ankle-brachial index.Back to article page