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Table 2 Descriptive statistics of model variables

From: Investigating health system performance: An application of data envelopment analysis to Zambian hospitals

Variable

Arithmetic Mean

Std. Dev.

Y1: Visits

24687.2

14246.2

y2: Inpatient days

39888.6

36229.6

y3: Deliveries

1176.5

1437.2

y4: Investigative procedures

49329.4

68174.5

x1: # of Doctors

14.8

14.1

x2: Nurses+Cos+Labtechs+Radiographers+pharmacists

93

84.1

x3: Administrative and other staff

12.8

14.9

X4: Non-labour expenditure, Kwacha (US$)

K2071994690 (460,443.26)

K3445010760 (765,557.95)