Table 2.

Model results using different input values for the parameter of interest

	Mean incremental costs (£)	Mean incremental QALYs	Mean ICER from PSA	EVPI @ £30000 (£/per patient)
Original analysis	1,200	0.009	134,400	35.48
Histogram equal weights	1,400	0.008	174,200	6.35
Histogram weighted	1,400	0.008	175,500	4.93
Hybrid equal weights	1,300	0.008	162,600	9.27
Hybrid weighted	1,300	0.008	170,100	7.57

QALY quality-adjusted life years, ICER incremental cost-effectiveness ratio, EVPI expected value of perfect information