Fig. 4From: Additional prognostic value of toe-brachial index beyond ankle-brachial index in hemodialysis patientsHR (95% CI) of all-cause mortality according to “normal” or “low” ABI/TBI in subgroups. Adjusted for age, gender, diabetes mellitus, smoking status, history of cardiovascular disease, hemodialysis vintage, systolic blood pressure, total cholesterol, hemoglobin, albumin, calcium, and phosphate. The P values represent significance levels for interaction termsBack to article page