Subgroup analysis found that the effect of TP on all-cause mortality was more prominent in patients with diabetes or hypertension, who on dialysis thrice a week, with lower ALB (< 4 g/dl) or higher hemoglobin, and those who without congestive heart failure, or cerebrovascular disease, hepatitis (P < 0.05, Fig. 3). Here, ALB is linked to cerebrovascular disorder.