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Table 3 Logistic regression on impact report cards on referral patterns of GPs

From: The use of quality information by general practitioners: does it alter choices? A randomized clustered study

Compared to control group outside study year 2010

 

  Coefficient

P- value

  Confidence intervals

Total (all conditions)

CQI intervention group year 2010

−0.001

0.73

−0.0083

−0.0058

CQI control group within study year 2010

−0.000

0.99

−0.0090

0.0089

PI intervention group year 2010

0.000

0.94

−0.0008

0.0008

PI control group within study year 2010

0.000

0.92

−0.0007

0.0007

Breast cancer

CQI intervention group year 2010

−0.066 (-1.4%)

0.01

−0.1184

−0.0141

CQI control group within study year 2010

−0.011

0.72

−0.0700

0.0485

PI intervention group year 2010

0.046 (1.0%)

0.01

0.0092

0.0830

PI control group within study year 2010

0.007

0.72

−0.0311

0.0449

Cataract surgery

CQI intervention group year 2010

−0.188

0.74

−1.3234

0.9483

CQI control group within study year 2010

−0.228

0.64

-.1.2003

0.7438

PI intervention group year 2010

0.005

0.74

−0.0250

0.0348

PI control group within study year 2010

0.006

0.64

−0.0196

0.0316

Hip and Knee replacement

CQI intervention group year 2010

0.207

0.18

−0.1012

0.5157

CQI control group within study year 2010

0.232

0.26

−0.1755

0.6387

PI intervention group year 2010

−0.010

0.19

−0.0256

0.0052

PI control group within study year 2010

−0.011

0.26

−0.0306

0.0084