Calculation and Influencing Factors of the Operating Efficiency of Chinese Airports under High-Quality Development

Table 8

Correlation test of explanatory variables.

Parameter	EC	CE	OTP	DT	SQ	CR	MA	TAS	ADA
EC	1.000
CE	0.514	1.000
OTP	0.435	0.511	1.000
DT	−0.125	0.057	−0.646	1.000
SQ	−0.154	0.091	−0.008	−0.209	1.000
CR	−0.237	−0.532	−0.181	−0.315	−0.017	1.000
MA							1.000
TAS	0.450	0.777	0.434	0.140	0.032	−0.524		1.000
ADA	0.462	0.788	0.564	0.094	−0.132	−0.554		0.702	1.000