Table 4.

Correlation coefficient of average RCC medical expenditures in a Grade-A tertiary Hospital within the years 2012–2016

Correlation coefficient	Drug costs	Surgery costs	Treatment costs	Examination costs	Laboratory test costs	Other costs	Bed charges	Nursery costs
Xi(1)	1.0000	0.8149	0.7291	0.7182	0.7149	0.7038	0.7015	0.6911
Xi(2)	1.0000	0.8228	0.7314	0.7220	0.7172	0.7065	0.7045	0.6937
Xi(3)	1.0000	0.8306	0.7355	0.7264	0.7206	0.7102	0.7080	0.6975
Xi(4)	1.0000	0.8607	0.7634	0.7551	0.7400	0.7291	0.7275	0.7172
Xi(5)	1.0000	0.8824	0.7844	0.7792	0.7559	0.7462	0.7446	0.7337

RCC: Renal cell carcinoma.