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Table 3 Phase 3 reliability results (n = 13 paired responses; SEA Change and GenR8 Change coalition members)

From: Development and testing of a novel survey to assess Stakeholder-driven Community Diffusion of childhood obesity prevention efforts

Construct and domains

# items

Max. score

Mean score (SD)a

Two-week test-retest reliability

Internal scale consistency

(Cronbach’s α)

ICC (95% CI)

WSCV (95% CI)

Test

Retest

Average

Knowledge

        

Composite

18

25

22.24 (1.28)

0.84 (0.62–0.95)

0.02 (0.01–0.03)

0.83

0.81

0.81

Domain-specific

        

1. Problem

3

5

4.74 (0.43)

0.43 (0.11–0.82)

0.06 (0.04–0.09)

0.95

0.23

0.68

2. Intervention factors

6

5

4.60 (0.30)

0.67 (0.35–0.89)

0.03 (0.02–0.05)

0.72

0.44b

0.58

3. Roles

3

5

4.64 (0.35)

0.82 (0.57–0.94)

0.03 (0.02–0.05)

0.14

0.58

0.35

4. Sustainability

3

5

4.00 (0.51)

0.59 (0.25–0.86)

0.08 (0.05–0.11)

0.76

0.89

0.82

5. Resources

3

5

4.26 (0.58)

0.78 (0.51–0.92)

0.06 (0.04–0.09)

0.78

0.68

0.74

Engagement

        

Composite

25

25

21.34 (1.77)

0.58 (0.23–0.86)

0.05 (0.03–0.08)

0.88

0.94

0.91

Domain-specific

        

1. Dialogue & mutual learning

7

5

4.73 (0.32)

0.54 (0.20–0.85)

0.05 (0.04–0.08)

0.79

0.93

0.88

2. Flexibility

3

5

4.28 (0.56)

0.40 (0.09–0.82)

0.09 (0.06–0.14)

0.85

0.77

0.82

3. Influence & power

2

5

3.81 (0.83)

0.55 (0.21–0.85)

0.13 (0.09–0.21)

0.93

0.66

0.84

4. Leadership & stewardship

10

5

4.32 (0.43)

0.53 (0.19–0.84)

0.06 (0.04–0.09)

0.81

0.80

0.81

5. Trust

3

5

4.21 (0.32)

0.25 (0.02–0.84)

0.10 (0.07–0.15)

0.56

0.84

0.78

  1. ICC intraclass correlation coefficient, WSCV within-subject coefficient of variation, CI confidence interval
  2. aScores calculated from test data. All items were on a 5-point agree/disagree Likert scale. Data were weighted to reflect the number of items per domain to ease domain-to-domain comparisons. Composite scores are a mean of the total, not a sum of means; therefore, domain scores may not add up to composite score
  3. bOne item was dropped in the analysis due to zero variance (“Preventing obesity early in life is important”)