From: Cost-utility analysis of total knee arthroplasty for osteoarthritis in a regional medical center in China
Age
Average QALY (Year)
Cost/QALY(¥, RMB)
Cost-benefit Ratio
≤60
27.31
2214.58
1: 15.76
61–65
19.49
3051.03
1: 11.44
66–70
14.31
4024.48
1: 8.67
71–75
7.7
7501.7
1: 4.65
> 75
2.23
20,019.96
1: 1.74