Table 5 Stepwise regression analysis of WTP/QALY (r=5%) for patients
From: Estimation of the value of curative therapies in oncology: a willingness-to-pay study in China
Variables | WTP/QALY(r=5%) | |||
|---|---|---|---|---|
Partial regression coefficient | Standard error | Z | P | |
Constant | − 1.999*** | 0.356 | − 5.61 | 0.000 |
EQ-5D-5L | 4.119*** | 0.303 | 13.61 | 0.000 |
Annual household income per capital | ||||
≤ 12,000 RMB | 0.000 | |||
12,001–20,000 RMB | 0.646*** | 0.217 | 2.93 | 0.003 |
20,001–35,000 RMB | 0.883*** | 0.203 | 4.35 | 0.000 |
35,001–60,000 RMB | 1.245*** | 0.225 | 5.54 | 0.000 |
≥ 60,001 RMB | 2.150*** | 0.261 | 8.24 | 0.000 |
Other chronic diseases | ||||
N | 0.000 | |||
Y | 0.966*** | 0.153 | 6.31 | 0.000 |
Regular physical examinations | ||||
N | 0.000 | |||
Y | 0.306** | 0.144 | 2.12 | 0.034 |
Occupation | ||||
Full-time employment | 0.000 | |||
Part-time employment | − 0.227 | 0.326 | − 0.70 | 0.485 |
Self-employment | 0.450 | 0.280 | 1.61 | 0.108 |
Housewife | 0.318 | 0.266 | 1.20 | 0.232 |
Farming | 0.239 | 0.265 | 0.90 | 0.367 |
Student | 1.142 | 1.127 | 1.01 | 0.311 |
Unemployment | 0.186 | 0.253 | 0.74 | 0.462 |
Retirement | 0.406** | 0.206 | 1.97 | 0.049 |
Other | − 2.317 | 1.566 | − 1.48 | 0.139 |
AIC | 7.475 | |||
Log likelihood | − 2237.849 | |||