NPPB and atrial fibrillation: BNP (odds ratio (OR) = 1.004; 95% CI, 1.001-1.009; p = 0.038), MMR (OR = 0.736; 95% CI, 0.573-0.945; p = 0.016), NIHSS (OR = 1.150; 95% CI, 1.022-1.294; p = 0.020), and AF (odds ratio = 556.968; 95% CI, 51.739-5995.765; p < 0.001) were the independent predictive factors of CE stroke.