Table 2 Estimates of model parameters
Parameters | Base Value | Standard Error | Lower Bound | Upper Bound | Distribution | Source |
|---|---|---|---|---|---|---|
Anastomotic leak probability with ECP | 0.0179 | 0.0102 | 0.0134 | 0.0223 | Beta | ECP Trial |
Anastomotic leak probability with manual stapler | 0.2976 | 0.0353 | 0.2278 | 0.3675 | Beta | China HIS Database |
Index hospitalization cost without leak, per case | ¥61,760.35 | 1330.12 | ¥59,126.12 | ¥64,394.58 | Gamma | China HIS Database |
Index hospitalization cost with leak, per case | ¥79,720.09 | 2996.89 | ¥73,697.61 | ¥85,742.58 | Gamma | China HIS Database |
Cost of manual stapler | ¥4,417.00 | 563.403 | ¥3,312.75 | ¥5,521.25 | Gamma | Listing price in China |
Cost of ECP | ¥7,112.00 | 907.160 | ¥5,334.00 | ¥8,890.00 | Gamma | Listing price in China |
Length of stay with leak, per case | 23.94 days | 1.7560 | 20.41 days | 27.47 days | Gamma | China HIS Database |
Length of stay without leak, per case | 14.09 days | 0.5072 | 13.09 days | 15.10 days | Gamma | China HIS Database |
Probability of 90-day readmission with leak, per case | 0.4400 | 0.0702 | 0.2975 | 0.5825 | Beta | China HIS Database |
Probability of 90-day readmission without leak, per case | 0.1864 | 0.0359 | 0.1151 | 0.2577 | Beta | China HIS Database |