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Table 3 Clinician demographics and imaging decisions (by CT ordering behavior group)

From: Effect of clinical decision rules, patient cost and malpractice information on clinician brain CT image ordering: a randomized controlled trial

 

Clinicians who always ordered CT (n = 49)

Clinicians who never ordered CT (n = 20)

Clinicians who changed CT order (n = 98)

P-valuea

Total (n = 167)

Provider type, %

   

0.70

 

 Physician

89.8

95.0

88.8

 

89.8

 NP/PA

10.2

5.0

11.2

 

10.2

Gender, %

   

0.75

 

 Male

59.2

50.0

54.1

 

55.1

 Female

40.8

50.0

45.9

 

44.9

Years of clinical practice, %

   

0.09

 

  < 5

26.5

40.0

35.7

 

33.5

 5–10

18.4

40.0

23.5

 

24.0

  > 10

55.1

20.0

40.8

 

42.5

Resource question, mean (SD)

6.00 (1.13)

6.45 (0.69)

6.17 (0.95)

0.22

6.16 (0.98)

Money question, mean (SD)

5.73 (1.18)

6.30 (0.73)

6.00 (1.06)

0.11

5.96 (1.08)

  1. aChi-square test was employed to compare the proportion of categorical variable; Analysis of Variance (ANOVA) test was employed to compare the means of continuous variable
  2. Notes: CT, computed tomography; NP, nurse practitioner; PA, physician assistant; SD, standard deviation; mean response to resource question and money question based on 1–7 Likert-like scaled response