Table 9.

Descriptive Statistics/Results From Conditional Logistic Regression Analysis of AF/AFl in the Swedish Population (1987–2008): Spouses (Data Set V)

	Cases			Controls		OR (95% CI) for AF/AFl in Spouse
	No.	Mean Age at Diagnosis, y (SD)*	AF/AFl in Spouse, %*	No.	AF/AFl in Spouse, %*
All	110 602*	69 (11)	9458 (8.6)	511 468	41 542 (7.5)	1.16 (1.13–1.19)
Males	66 417	68 (12)	4771 (6.7)	334 933	20 947 (5.9)	1.15 (1.12–1.19)
Females	34 727	70 (10)	4687 (11.9)	176 475	20 595 (10.5)	1.16 (1.12–1.20)
Age ≤49 y	6247	43 (6)	80 (1.3)	30 954	281 (0.9)	1.43 (1.12–1.84)
Age 50+ y	104 355	70 (9)	9378 (9.0)	521 775	41 261 (7.9)	1.16 (1.12–1.18)

AF/AFI indicates atrial fibrillation/atrial flutter.

^*The age is the same for cases and controls.

^*Number and percentage of cases and controls who have a spouse history of AF/AFl.

^*58.1% of cases had >1 AF/AFl diagnosis.