Table 2:

Summary of descriptive of inputs and outputs variations

	Inputs variations average and standard deviation					Output variations average and standard deviation
Ownership	number of hospital	Active beds	Physicians	Nurses	Other medical staff	Surgery	Hospitalized days	Average of patient length of stay	Outpatient visits
Governmental	25	233 (152.2)	67 (52.7)	206 (126.5)	373 (258.3)	8509 (7161.2)	62562 (47779)	904 (1.8)	135746 (106844.7)
Private	19	155 (77.6)	50 (22.8)	160 (89.4)	321 (204.2)	7445 (4479.2)	51530 (27116)	3.7 (0.9)	233136 (147359.7)
Social security	8	153 (113.4)	65 (32.5)	147 (102.9)	3.98 (239.1)	8701 (5063)	39024 (29934.5)	3.4 (1.4)	293769 (102403.9)