Cardiac

rhythm

Cause of

death

Univariable

Multivariable

n (%)

HR (95% CI)

p-value

HR (95% CI)

p-value

POAF (n = 84)

All - cause

28 (33.3)

1.51 (0.98 - 2.32)

0.064

1.23 (0.79 - 1.90)

0.354

Cardiac

9 (10.7)

1.56 (0.73 - 3.36)

0.255

1.18 (0.55 - 2.56)

0.674

AF (n = 54)

All - cause

19 (35.2)

1.54 (0.94 - 2.53)

0.088

1.26 (0.76 - 2.07)

0.374

Cardiac

6 (11.1)

1.55 (0.64 - 3.75)

0.334

1.17 (0.48 - 2.86)

0.725