Skip to main content

Table 5 Descriptive statistics, reliability and inter-correlation of the variables

From: Advancing laboratory medicine in hospitals through health information exchange: a survey of specialist physicians in Canada

Variable (n = 566)

mean

s.d.

αa

VIFb

1.

2.

3.

4.

5.

6.

7.

8.

Characteristics of the hospital

 1. Size (no. of SPs)

220

246

1.10

       

 2. Location (0: urban, 1: rural)

.30

.46

1.10

−.30

      

HIE capability for lab. Medicine

 3. LRV capabilities available

3.3

1.7

.05

.12

     

Characteristics of the spec. Physician

 4. Gender (0: male, 1: female)

.49

1.04

−.05

.08

.04

    

 5. Medical experiencec

3.8

1.9

1.04

.14

−.21

−.01

−.20

   

Extent of LRV consultation

            

 6. LRV capab. Used / LRV capab. Available

.75

.34

.06

.02

.52

.08

−.02

  

Extent of iEHR consultation

 7. iEHR capab. Used / iEHR capab. Available

.61

.34

.02

−.26

−.06

−.01

−.05

−.01

 

Benefits from HIE consultation

 8. Benefits from LRV consultation

3.3

1.0

.62

1.01

−.26

.19

.63

.08

−.10

.59

−.13

 9. Benefits from iEHR consultation

3.1

1.2

.85

1.01

.02

−.23

−.06

.04

−.05

.04

.86

−.08

  1. aCronbach’s reliability coefficient [inappropriate for index variables]
  2. bVariance inflation factor
  3. c1 = less than 5 years, 2 = 5–9 years, 3 = 10–14 years, 4 = 15–19 years, 5 = 20–24 years, 6 = 25 years or more