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. Author manuscript; available in PMC: 2013 Nov 1.
Published in final edited form as: Circ Arrhythm Electrophysiol. 2012 Dec 16;6(1):84–90. doi: 10.1161/CIRCEP.112.975342

Table 2.

Ten year incidence rate per 1000 Person-Years follow up

Outcome Events Total sample (N=2722) PR≤200 ms (N=2383) PR>200 ms (N=339)
Event Rate per 1000 Person-Years (95% CI) Event Rate per 1000 Person-Years (95% CI) Event Rate per 1000 Person-Years (95% CI)
Heart Failure 369 16.7 (15.0, 18.4) 15.4 (13.7, 17.1) 26.9 (20.6, 33.3)
Atrial fibrillation 537 26.3 (24.1, 28.5) 25.0 (22.7, 27.3) 36.6 (28.8, 44.4)
Mortality 832 35.6 (33.2, 38.0) 34.5 (32.0, 37.0) 43.5 (35.8, 51.2)

The events column indicates the number of participants with the designated outcome out of the total eligible participants. CI, confidence interval. Heart failure (white, n=201; black, n=168); atrial fibrillation (white, n=359; black, n=178); mortality, (white, n=435; black, n=397).