Table 2. Prediction of occurrence of atrial fibrillation stratified by comorbidities.

Gout vs. matched	With comorbidity		Without comorbidity
	cHRs (95% C.I.)	p-value	aHRs (95% C.I.)	p-value
Diabetes Mellitus	1.04 (0.88–1.22)	0.6543	1.53(1.42–1.64)	<0.0001
CKD	1.11 (0.71–1.72)	0.6570	1.50 (1.41–1.60)	<0.0001
HTN	0.98 (0.89–1.07)	0.6348	1.31 (1.20–1.43)	<0.0001
COPD	2.80 (1.01–7.77)	0.0481	1.61 (1.49–1.73)	<0.0001
CAD	1.22 (0.93–1.61)	0.1601	1.59 (1.46–1.74)	<0.0001
History of cardiac or pulmonary surgery	1.33 (0.40–4.38)	0.6404	1.52 (1.42–1.62)	<0.0001
Alcoholic intoxication	1.26 (0.26–6.06)	0.7748	1.52 (1.43–1.62)	<0.0001
Sleep apnea	0.75 (0.17–3.37)	0.7102	1.52 (1.43–1.62)	<0.0001
CHF	0.93 (0.77–1.13)	0.4512	1.48 (1.39–1.59)	<0.0001
Rheumatoid arthritis	2.20 (0.87–5.57)	0.0949	1.51 (1.42–1.61)	<0.0001
SLE	0.97 (0.23–4.06)	0.9669	1.52 (1.43–1.62)	<0.0001
Scleroderma	—		1.52 (1.42–1.62)	<0.0001
Sjögren’s syndrome	0.91 (0.33–2.51)	0.8568	1.52 (1.43–1.62)	<0.0001

The statistical analysis was performed with the Cox proportional hazards regression model to indicate significance (at p < 0.05 level).

aHRs: adjusted hazard ratios; cHRs: crude hazard ratios; CI: confidence interval; other abbreviations as in Table 1.