In univariate analysis, age, current smoker, AF, HF, CHD, hospitalization costs, admission NIHSS score, discharge NIHSS score, admission mRS score, discharge mRS score, SPI-IIscore, ALT, ALB, FBG, CK, LDH, hs-CRP, DD, Fib, WBC, Neutrophil, Monocyte, RBC, Hgb, RDW, and ESR were significantly associated with all-cause death (p < 0.05). Here, CRP is linked to atrial fibrillation.