Base-case Analysis

Monte Carlo simulation

Mean

Median

Costs (CNY)

Nivolumab + chemotherapy

778470.78

777897.17

764293.86

Chemotherapy alone

204725.62

206570.26

203128.18

Utilities (QALYs)

Nivolumab + chemotherapy

10.08

9.24

8.73

Chemotherapy alone

7.93

7.17

6.55

ICUR (CNY/QALY)

267498.67

275160.04

256613.79