Table 1 Descriptive analysis of the structural and quality measures for the 65 physician practices
Structural information | N | Mean | SD | Min | Max | ||
|---|---|---|---|---|---|---|---|
1 | Number of physicians per practice | 65 | 1.77 | 1.09 | 1 | 8 | |
2 | Age of the physicians per practice (average) | 63 | 53.40 | 5.29 | 42 | 65 | |
3 | Patients per practice per quarter (average) | 58 | 1293.85 | 1019.28 | 41 | 6481.67 | |
4 | Patient per doctor ratio | 58 | 774.53 | 382.59 | 20.50 | 1969.50 | |
5 | Quality circle visits (values practice-related) | 65 | 8.42 | 3.12 | 0 | 16 | |
6 | Chronically ill patients (Q4/2012) (percentage) | 32 | 83.68 | 17.16 | 32.00 | 100.00 | |
Process quality measures | N | Mean | SD | Min | Max | ||
7 | Diabetes type 2 | Patients with a diabetic retinal exam within the last 12 months (percentage)b | 29 | 77.72 | 32.39 | 0.00 | 100.00 |
8 | Diabetes type 2 | Patients who had an ophthalmological examination in 2012 (percentage)b | 24 | 42.78 | 11.34 | 18.60 | 70.00 |
9 | Coronary heart disease | Patients who have been prescribed antiplatelet agents (percentage)b | 29 | 88.48 | 23.19 | 10.00 | 100.00 |
10 | Coronary heart disease | Patients who have been prescribed beta-blockers (percentage)b | 29 | 85.61 | 12.21 | 62.50 | 100.00 |
11 | Coronary heart disease | Patients with cardiac insufficiency who have been prescribed ACE inhibitors (percentage)b | 28 | 74.21 | 23.79 | 25.00 | 100.00 |
12 | Coronary heart disease | Patients who have been prescribed CHD statins (percentage)b | 29 | 75.74 | 23.73 | 0.00 | 100.00 |
13 | Asthma | Patients with long-term medication who have been prescribed inhaled corticosteroids (percentage)b | 26 | 83.24 | 20.46 | 40.00 | 100.00 |
14 | Medication in the elderly | Polypharmacy: Patients aged 65 years or older with more than eight prescribed medications (Q4/2012) (percentage) [source Sickness Fund] | 32 | 9.50 | 5.26 | 0.00 | 20.90 |
15 | Medication in the elderly | PRISCUS medication (2011) (percentage) [source Sickness Fund]c | 60 | 2.50 | 1.36 | 1.00 | 5.00 |
16 | Prevention | Patients aged 35 or older with a general preventive examination (percentage)b | 32 | 58.47 | 22.28 | 6.72 | 95.95 |
Intermediate outcome measures | N | Mean | SD | Min | Max | ||
17 | Diabetes type 2 | Patients who reached individual HbA1c-target values (percentage)b | 29 | 73.97 | 19.32 | 25.53 | 100.00 |
18 | Diabetes type 2 | Patients with hypertension who show a normotensive blood pressure (percentage)b | 29 | 63.40 | 17.72 | 31.01 | 98.77 |
Patient satisfaction | N | Mean | SD | Min | Max | ||
19 | Offline patient survey 2012 (practice-related) | 52 | 1.39 | 0.14 | 1.05 | 1.69 | |
Medication prescription: cost related measures | N | Mean | SD | Min | Max | ||
20 | Cost per case (average 2012)a | 62 | 85.31 | 69.71 | 1.25 | 382.72 | |
21 | Cost per prescription (average 2012)a | 62 | 44.53 | 42.92 | 16.44 | 309.26 | |