Prevalence estimates for PAD using different methods for ABI calculation. PAD was defined by an ABI value < 0.9 (grey bars) or clinical evidence of PAD (black bars). Clinical evidence of PAD included positive Rose questionnaire, intermittent claudication and peripheral vascular event.
Lange et al. BMC Public Health 2007 7:147 doi:10.1186/1471-2458-7-147