Efficacy of a numerical value of a fixed-effect estimator in stochastic frontier analysis as an indicator of hospital production structure

Table 3 Descriptive statistics of explanatory variables used to predict hospital-specific fixed effects

	Mean	S.D.	Min	Max
Advanced treatment hospital	0.46	0.50	0.00	1.00
Casemix index	0.92	0.17	0.48	1.31
Number of doctors per unit of population	437.19	398.76	110.56	1891.03
Number of hospitals per unit of population	7.28	3.46	2.49	21.67
Proportion aged ≥ 65 years	0.19	0.03	0.11	0.31

The table gives descriptive statistics of the dataset used in ordinary least-squares regression. The sample size is 127 hospitals.

ISSN: 1472-6963