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Table 5 Analysis of 3-year Quality and Outcomes Framework indicators for population achievement

From: Incentivised chronic disease management and the inverse equity hypothesis: findings from a longitudinal analysis of Scottish primary care practice-level data

Predictor

 

Univariate (odds ratios)

Best fit (odds ratios)

Estimated (95% CI), P value

Overall P value

Estimated (95% CI), P value

Overall P value

Year

2010/2011*

2011/2012

2012/2013

-

0.991 (0.988–0.995), P < 0.001

1.006 (1.003–1.010), P < 0.001

P < 0.001

-

0.998 (0.994–1.001), P = 0.164

1.012 (1.008–1.015), P < 0.001

P < 0.001

Practice population:

% in top 15%

most deprived

None*

<5%

5–15%

15–25%

25–50%

>50%

-

0.968 (0.954–0.982), P < 0.001

0.894 (0.865–0.924), P < 0.001

0.894 (0.863–0.926), P < 0.001

0.832 (0.800–0.864), P < 0.001

0.854 (0.816–0.895), P < 0.001

P < 0.001

-

0.980 (0.966–0.995), P = 0.007

0.940 (0.912–0.970), P < 0.001

0.912 (0.882–0.942), P < 0.001

0.862 (0.832–0.893), P < 0.001

0.837 (0.802–0.873), P < 0.001

P < 0.001

Practice population:

mean age

<40*

40–41

≥42

-

1.037 (0.988–1.088), P = 0.138

1.117 (1.064–1.173), P < 0.001

P < 0.001

removed during backward stepwise regression

 

Practice population:

list size

<5000*

5–10,000

≥10,000

-

0.882 (0.847–0.918), P < 0.001

0.881 (0.822–0.945), P < 0.001

P < 0.001

-

0.913 (0.881–0.947), P < 0.001

0.918 (0.863–0.975), P = 0.006

P = 0.003

Practice population:

patients per GP

<1000*

1000–1500

≥1500

-

0.951 (0.910–0.995), P = 0.028

0.920 (0.873–0.970), P = 0.002

P = 0.005

removed during backward stepwise regression

 

Practice GPs:

number of GPs

1*

2–3

4–6

≥7

-

0.999 (0.916–1.090), P = 0.983

0.949 (0.870–1.035), P = 0.235

0.908 (0.831–0.992), P = 0.032

P = 0.002

removed during backward stepwise regression

 

Practice GPs:

mean age

≤44*

45–49

≥50

-

0.980 (0.936–1.027), P = 0.396

0.985 (0.936–1.036), P = 0.553

P = 0.683

-

0.999 (0.961–1.039), P = 0.974

0.951 (0.910–0.993), P = 0.023

P = 0.038

Practice:

urban/rural

Large urban

Other urban

Small town

Rural

-*

1.045 (0.996–1.096), P = 0.073

1.048 (0.986–1.114), P = 0.130

1.210 (1.149–1.275), P < 0.001

P < 0.001

removed during backward stepwise regression

 

Indicator:

threshold increasing

No*

Yes

-

0.617 (0.373–1.020), P = 0.060

P = 0.060

removed during backward stepwise regression

 
  1. * Reference group for odds ratio
  2. CI confidence interval, GP general practitioner