ALB and autoimmune disease: Univariable logistic regression identified multiple factors associated with early-onset PDAP compared to no PDAP, including smoking status, autoimmune disease, baseline SBP, serum albumin, TC, SII, NLR, 6-month lymphocyte, 6-month albumin, 6-month CONUT score, and CONUT score change (p < 0.1, Table 2).