Table 3.

Gained QALY for Intervention group beyond that of control group in the LEVA trial ^a

Assumption of remaining time of effect	Based on EQ-5D-3 L		Based on SF-6D
	QALY b	P-value	QALY	P-value
Follow-up	0.035	0.19	0.031	0.07
Follow-up + 1 year	0.087	0.12	0.074	0.04
Follow-up + 3 years	0.184	0.11	0.156	0.04

^aCalculated during the 1 year follow-up, and with assumption of remaining effect in 1 year and 3 years. Effects after follow-up years are discounted with 3% per year.

^bQALY, Quality-adjusted life years.