Table 2: OADRI internal consistency and item means during three consecutive moments of two impact trials

 

 

Clinical decision rule: Fever

 

Clinical decision rule: Gastro-enteritis

 

 

Moment 1

Moment 2

Moment 3

all moments

Moment 1

Moment 2

Moment 3

all moments

 

 

 

 

 

 

 

 

 

n participants

15

17

14

 

15

16

11

 

 

 

 

 

 

 

 

 

 

OADRI items 1-12

Mean (SD)

Mean (SD)

Mean (SD)

 

Mean (SD)

Mean (SD)

Mean (SD)

 

 

 

 

 

 

 

 

 

 

1. Easy to use

4.70 (1.60)

5.35 (1.17)

5.64 (0.74)

 

5.43 (0.90)

5.56 (0.73)

5.82 (0.40)

 

2. Easy to remember

4.57 (1.52)

5.29 (0.99)

5.54 (0.66)

 

4.63 (1.42)

5.38 (0.72)

5.27 (1.19)

 

3. Useful in my practice

4.50 (1.48)

5.12 (0.93)

5.57 (0.76)

 

5.00 (0.91)

5.38 (0.62)

5.36 (0.81)

 

4. Wording is clear and unambiguous

5.43 (1.18)

5.41 (0.80)

5.79 (0.43)

 

5.37 (0.97)

5.56 (0.81)

5.73 (0.65)

 

5. My colleagues supports use of the rule

4.63 (1.41)

4.97 (1.40)

4.89 (0.88)

 

4.60 (1.49)

5.22 (0.66)

4.55 (1.11)

 

6. Patients benefit from use of the rule

3.70 (1.52)

5.03 (0.94)

5.14 (0.77)

 

4.27 (1.19)

4.84 (0.98)

5.00 (0.77)

 

7. Results in improved use of resources

3.80 (2.17)

5.03 (0.72)

5.04 (1.05)

 

4.03 (1.65)

4.53 (1.10)

5.00 (1.00)

 

8. Would increase the chance  of lawsuits (reversed)

4.53 (1.38)

4.62 (1.26)

4.64 (1.17)

 

4.23 (1.47)

4.44 (1.26)

4.64 (1.07)

 

9. Evidence supporting the  rule is flawed (reversed)

3.90 (1.04)

4.29 (1.20)

3.64 (1.13)

 

3.33 (1.10)

4.06 (1.17)

3.36 (0.81)

 

10. Using another rule or similar strategy (reversed)

5.30 (1.39)

5.50 (1.00)

5.57 (0.85)

 

5.17 (1.36)

5.63 (0.89)

4.50 (1.43)

 

11. Does not account for  important clinical cue  (reversed)

4.67 (1.52)

3.97 (1.22)

3.75 (1.42)

 

4.80 (1.50)

4.06 (1.22)

3.32 (1.45)

 

12. Environment I work in makes it difficult to use (reversed)

3.07 (1.49)

4.71 (1.36)

4.50 (1.45)

 

3.80 (1.73)

4.50 (1.46)

5.00 (1.18)

 

 

 

 

 

 

 

 

 

 

 

Mean (SD)

Mean (SD)

Mean (SD)

p-value*

Mean (SD)

Mean (SD)

Mean (SD)

p-value*

Category I: aspects of the innovation^

4.80 (0.98)

5.29 (0.83)

5.54 (0.63)

0.020

5.11 (0.79)

5.47 (0.64 )

5.55 (0.71)

0.113

Category II: decision maker^

4.12 (1.19)

4.59 (0.77)

4.44 (0.59)

0.324

4.13 (1.09)

4.39 (0.88)

4.26 (0.53)

0.665

Category III: environment^

4.33 (1.04)

5.06 (0.85)

4.99 (0.66)

0.048

4.52 (1.06)

5.11 (0.63)

4.55 (0.86)

0.796

 

 

 

 

 

 

 

 

 

Total mean (SD) per moment

4.40 (0.86)

4.94 (0.67)

4.97 (0.39)

0.026

4.56 (0.92)

4.93 (0.62)

4.84 (0.31)

0.260

 

Higher mean item scores indicate greater acceptability

^Category I: mean of OADRI items 1-4; Category II: mean of OADRI items 6-9, 11; Category III: mean of OADRI items 5 10, 12

*Linear regression analysis