Table 2

Average yearly change in incidence rates of inpatient admission or death from atrial fibrillation in Norway 2004–2014 by sex and age group

	Cases	Incidence rate ratio (95% CI)	P value
Men
18–44 years	3258	1.024 (1.013 to 1.035)	<0.001
45–64 years	21 729	0.996 (0.992 to 1.000)	0.062
65–84 years	55 352	0.998 (0.995 to 1.001)	0.117
≥85 years	16 750	1.000 (0.995 to 1.005)	0.987
All ages	97 089	0.999 (0.997 to 1.001)	0.486
Women
18–44 years	846	1.021 (0.999 to 1.043)	0.060
45–64 years	7609	0.991 (0.984 to 0.998)	0.016
65–84 years	41 842	0.999 (0.996 to 1.002)	0.439
≥85 years	28 593	0.995 (0.991 to 0.998)	0.004
All ages	78 890	0.994 (0.992 to 0.997)	<0.001
Total
18–44 years	4104	1.024 (1.014 to 1.034)	<0.001
45–64 years	29 338	0.995 (0.991 to 0.999)	0.009
65–84 years	97 194	0.999 (0.998 to 1.001)	0.611
≥85 years	45 343	0.998 (0.995 to 1.001)	0.132
All ages	175 979	0.998 (0.997 to 1.000)	0.020