Table 2.

Results of the generalized linear model regression analyses estimating the cumulative incidence, risk difference, and relative risk at 5 years since ICD implantation in the ICD dataset

Method	CIP (95% CI)	Risk difference (95% CI)		Relative risk (95% CI)
		Crude	Adjusted	Crude	Adjusted
IC, 3 knots	8.6 (5.9cc12.5)	9.2 (2.5 to 15.9)	9.1 (2.4 to 15.9)	3.10 (1.41 to 6.78)	3.07 (1.20 to 7.86)
IC, 4 knots	8.2 (5.6 to 12.1)	8.9 (2.2 to 15.5)	8.8 (2.0 to 15.5)	3.13 (1.37 to 7.15)	2.92 (1.12 to 7.60)

IC: The proposed method for calculating pseudo-observations for interval censored data

CIP: Cumulative incidence proportion

CI: Confidence interval