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Table 4 Intra-cluster correlation coefficients for patient experience and willingness to recommend

From: Intra-cluster correlation coefficients in primary care patients with type 2 diabetes and hypertension

Patient experience measures

Total

Average cluster size

Mean (SD) or

n (%)

ICC

95% CI

Patient activation score (1–3)

956

24

2.1 (1.1)

0.11

0.06, 0.19

1. Asked for my ideas when we made a treatment plan

956

24

2.1 (1.4)

0.09

0.05, 0.16

2. Given choices about treatment to think about

956

24

1.8 (1.3)

0.09

0.05, 0.16

3. Asked to talk about any problems with my medicines or their effects

956

24

2.3 (1.5)

0.06

0.03, 0.12

Delivery system design/Practice design score (4–6)

956

24

2.9 (0.9)

0.11

0.07, 0.20

4. Given a written list of things I should do to improve my health

956

24

1.6 (1.2)

0.14

0.09, 0.23

5. Satisfied that my care was well organized

956

24

4.2 (1.1)

0.08

0.05, 0.15

6. Shown how what I did to take care of my illness influenced my condition

956

24

2.8 (1.5)

0.06

0.03, 0.12

Goal setting/Tailoring score (7–11)

956

24

2.1 (0.9)

0.13

0.08, 0.22

7. Asked to talk about my goals in caring for my illness

956

24

2.2 (1.5)

0.19

0.12, 0.29

8. Helped to set specific goals to improve my eating or exercise

956

24

2.4 (1.5)

0.09

0.05, 0.16

9. Given a copy of my treatment plan

956

24

2.7 (1.8)

0.25

0.17, 0.36

10. Encouraged to go to a specific group or class to help me cope with my chronic illness

956

24

1.5 (1.0)

0.07

0.03, 0.13

11. Asked questions either directly or on a survey, about my health habits

956

24

1.8 (1.3)

0.11

0.06, 0.18

Proportion of patients who are willing to recommend the clinic to their friends and family

956

24

857 (89.6)

0.03

0, 0.06

  1. CI confidence interval, ICC intra-cluster correlation coefficient, SD standard deviation