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Table 2 Odds ratios (OR) and confidence intervals (CI) for association of factors with GP confidence about their vitamin D knowledge

From: “Prescribing sunshine”: a national, cross-sectional survey of 1,089 New Zealand general practitioners regarding their sun exposure and vitamin D perceptions, and advice provided to patients

 

Unadjusted

Adjusted*

 

OR

95 % CI

p

OR

95 % CI

p

  

Lower

Upper

  

Lower

Upper

 

Location Ref. all other sites

   

0.001

   

0.001

Major metropolitan centre with a medical school

1.49

1.17

1.90

 

1.75

1.27

2.41

 

Place of medical graduation

   

<0.001

   

<0.001

US/UK/Other Euro

0.73

0.53

1.00

 

0.81

0.58

1.14

 

SE Asian

6.75

2.03

22.42

 

5.65

1.64

19.53

 

South African

0.67

0.35

1.29

 

0.84

0.42

1.67

 

All others

4.87

1.68

14.09

 

5.43

1.80

16.38

 

Female Ref. male

0.80

0.63

1.02

0.077

0.76

0.56

1.03

0.079

Years as a GP (per 5 years)

1.06

1.00

1.12

0.061

1.02

0.95

1.09

0.541

Latitude Band of practice

Ref. Upper-South (40–41.59°)

   

0.002

   

0.026

Upper-North (34–36.59°)

1.95

1.37

2.78

 

1.43

0.96

2.11

 

Mid-North (37–39.59°)

1.63

1.13

2.35

 

1.81

1.20

2.75

 

Mid-South (42–44.59°)

1.81

1.20

2.74

 

1.79

1.15

2.81

 

Lower-South (45-47°)

2.27

1.34

3.83

 

1.89

1.08

3.32

 

Information sources read

        

CSNZ

2.82

2.01

3.95

<0.001

2.33

1.62

3.35

<0.001

WHO/IARC

5.98

2.53

14.14

<0.001

3.59

1.46

8.86

0.006

Clinical Practice Guidelines

1.38

1.08

1.76

0.010

1.24

0.94

1.64

0.129

NHMRC

1.34

0.91

1.98

0.139

0.92

0.59

1.44

0.709

Any of the above

1.61

1.26

2.06

<0.001

    

Number of sessions Ref ≥8

   

0.172

   

0.188

1-3

1.41

0.93

2.13

 

1.51

0.96

2.35

 

4-7

1.47

0.98

2.19

 

1.31

0.83

2.07

 

Skin cancer training course

   

0.006

   

0.097

Completed course

1.59

1.14

2.22

 

1.36

0.95

1.95

 
  1. * Adjusted for all other variables listed in the table.