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Table 1 Demographics, summary TPB construct scores and patient caseload from CCR and CCHR study survey respondents

From: Theory of planned behaviour can help understand processes underlying the use of two emergency medicine diagnostic imaging rules

 

CCR (N = 122)

CCHR (N = 101)

Comparison (p-value)

Demographics

   

Age (mean [SD])

40.5 (8.6)

39.5 (9.1)

t(206) = 1.89 (0.40)

Male (% (n))

79.3 (96)

79.2 (80)

t(220) = −0.02 (0.98)

Years since Medical School

13.7 (9.2)

13.0 (8.1)

t(217) = 0.66 (0.51)

Graduation (mean [SD])

   

Years Practicing Emergency Medicine (mean [SD])

10.6 (8.4)

9.3 (7.7)

t(102) = 1.05 (0.30)

Hours per Week Treating ED Patients (mean [SD])

27.0 (12.1)

29.9 (9.5)

t(178) = −1.70 (0.91)

Emergency Credentials (%, [n])

   

CCFP

10.7 (12)

10.4 (10)

t(206) = 0.07 (0.95)

CCFP (EM)

45.5 (51)

45.8 (44)

t(206) = −0.04 (0.97)

FRCPC

43.8 (49)

42.7 (41)

t(206) = 0.15 (0.88)

Dip ABEM

14.3 (16)

11.5 (11)

t(206) = 0.60 (0.55)

TPB Construct Scores (mean [SD])

   

Intention

6.39 (0.68)

5.30 (1.54)

t(221) = 7.02 (<0.001)

Range

(4.2-7.0)

(1.0-7.0)

 

Attitude

6.37 (0.91)

5.22 (1.47)

t(221) = 7.11 (<0.001)

Range

(2.3-7.0)

(1.0-7.0)

 

Subjective Norms

5.93 (0.86)

5.02 (1.35)

t(221) = 6.09 (<0.001)

Range

(3.5-7.0)

(1.0-7.0)

 

Perceived Behavioural Control

5.00 (0.61)

4.85 (0.59)

t(221) = 1.88 (0.06)

Range

(3.6-6.6)

(2.6-6.2)

 

Patient caseload among survey

   

Respondents

   

Physicians with Patient Cases

117

90

 

Range of Patient Caseload

1-61

1-26

 

Mean Patient Caseload

19.3

6.0

t(205) = 8.67 (<0.001)

Imaging Rate (% [SD])

55.6 (0.2)

66.4 (0.3)

t(205) = −2.90 (0.004)

Physicians without Patient Cases

5

11

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