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Table 3 Descriptive Statistics of the Trimmed Samplea

From: The roll-out of a health insurance program and its impact on the supply of healthcare services: a new method to evaluate time-varying continuous interventions

Variable

 

Mean

Std. Dev.

Min

Max

Observations

Exposure

Overall

0.08

0.09

-0.20

0.67

N= 2328

 

Between

 

0.01

0.05

0.12

n=194

 

Within

 

0.09

-0.21

0.67

T= 12

Cumulative exposure

Overall

0.38

0.33

0.00

1.21

N= 2328

 

Between

 

0.12

0.15

0.77

n=194

 

Within

 

0.31

-0.39

1.12

T= 12

Doctors’ offices

Overall

0.50

0.22

0.15

1.81

N= 2328

 

Between

 

0.20

0.16

1.56

n=194

 

Within

 

0.09

-0.17

1.89

T= 12

Staffed hospital beds

Overall

0.43

0.26

0.00

2.16

N= 2328

 

Between

 

0.24

0.00

1.39

n=194

 

Within

 

0.09

-0.09

1.19

T= 12

Non-staffed hospital beds

Overall

0.52

0.34

0.00

2.44

N= 2328

 

Between

 

0.26

0.06

1.43

n=194

 

Within

 

0.23

-0.54

1.60

T= 12

Physicians in day-to-day contact with patients

Overall

1.00

0.41

0.22

2.71

N= 2328

 

Between

 

0.37

0.30

2.15

n=194

 

Within

 

0.19

0.14

2.04

T= 12

Physicians without day-to-day contact with patients

Overall

0.07

0.05

0.00

0.30

N= 2328

 

Between

 

0.04

0.01

0.22

n=194

 

Within

 

0.03

-0.02

0.27

T= 12

Nurses in day-to-day contact with patients

Overall

1.24

0.55

0.11

3.49

N= 2328

 

Between

 

0.48

0.28

2.80

n=194

 

Within

 

0.26

0.29

2.36

T= 12

Nurses without day-to-day contact with patients

Overall

0.07

0.06

0.00

0.54

N= 2328

 

Between

 

0.05

0.00

0.23

n=194

 

Within

 

0.03

-0.11

0.38

T= 12

  1. Source: Own elaboration based on data from the National Health Information System (SINAIS) and the administrative records of Seguro Popular
  2. aThe table shows the standard deviation decomposed into between \(\left (\overline {x}_{i}\right)\) and within \(\left (x_{it}-\overline {x}_{i}+\overline {\overline {x}}\right)\) components