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Table 4 CPCQ Quality improvement factors and strategies applied at baseline and change one and two years post-implementation, mean ± SD (minimum, median, maximum)

From: The DIAMOND initiative: implementing collaborative care for depression in 75 primary care clinics

Scale Number of items Score range Baseline 1 Year post-implemen. 2 Years post-implemen.
Number of clinics    75 74 62
Organizational factors, overall 16 −2 to +2 0.85 ± 0.59 0.96 ± 0.6 1.01 ± 0.6**
(−1.3, 1.0, 1.8) (−0.9, 1.1, 1.9) (−0.9, 1.2, 1.8)
History of change 3 −2 to +2 0.98 ± 0.72 1.08 ± 0.8 1.22 ± 0.7**
(−1.7, 1.0, 2.0) (−1.0, 1.3, 2.0) (−1.0, 1.3, 2.0)
Continuous refinement 3 −2 to +2 1.22 ± 0.76 1.37 ± 0.7 1.41 ± 0.7*
(−2.0, 1.3, 2.0) (−1.0, 1.3, 2.0) (−1.3, 1.7, 2.0)
Sustain change 10 −2 to +2 0.70 ± 0.60 0.81 ± 0.6 0.83 ± 0.6*
(−1.2, 0.8, 1.7) (−0.8, 0.9, 1.9) (−0.8, 0.9, 1.8)
Change strategies used in past year 14 0 to 100 29.6 ± 28.1 75.1 ± 22.3** 74.6 ± 0.2**
(0.0, 26.8, 100) (17.9, 82.1, 100) (14.3, 82.1, 100)
Priority to improve depression 1 1 to 10 6.7 ± 1.7 6.9 ± 1.5 6.6 ± 1.9
(2, 7, 9) (3, 7, 10) (1, 7, 10)
  1. *P = <0.05 for change from baseline.
  2. **P = <0.005 for change from baseline.