Table 4 The efficiency of basic medical insurance at the municipal level in Gansu Province from 2020 to 2022 was evaluated using the input-oriented Banker, Charnes, and Cooper (BCC) model
Type of medical insurance | Year | PTE | SE | TE | |||
Mean | Number of Efficient City | Mean | Number of Efficient City | Mean | Number of Efficient City | ||
Urban and rural resident | 2020 | 0.961 | 7(50.00%*) | 0.977 | 5(35.71%) | 0.939 | 5(35.71%) |
2021 | 0.947 | 7(50.00%) | 0.990 | 7(50.00%) | 0.938 | 7(50.00%) | |
2022 | 0.957 | 7(50.00%) | 0.989 | 8(57.14%) | 0.947 | 7(50.00%) | |
Urban employee | 2020 | 0.966 | 10(71.43%) | 0.994 | 10(71.43%) | 0.961 | 8(57.14%) |
2021 | 0.877 | 6(42.86%) | 0.950 | 4(28.57%) | 0.835 | 3(21.43%) | |
2022 | 0.925 | 7(50.00%) | 0.977 | 5(35.71%) | 0.904 | 5(35.71%) | |