Table 4

Parameter estimates of the final multilevel model with overall PACIC score as dependent variable(N = 1745 patients, 131 practices, 5 countries)
Regression coefficient Standard error [95% confidence interval] P- value
PATIENT CHARACTERISTICS
Age1
 Continuous (5 years) −0.00 0.02 [−0.03; 0.03] 0.819
Gender2
 Female −0.06 0.03 [−0.11; -0.14] 0.012
 Male Reference
Education
 ≤ 9 years 0.03 0.06 [−0.10; 0.15] 0.678
 > 9 years Reference
Frequency of practice attendance
 Up to 3 times per year −0.16 0.06 [−0.427 -0.04] 0.007
 4–7 times per year −0.11 0.06 [−0.13; 0.11] 0.842
 more than 7 times per year s Reference
Duration of being patient in practice
 Up to 2 years 0.22 0.07 [0.09; 0.36] 0.001
 3–7 years −0.04 0.05 [−0.14; 0.07] 0.509
 more than 7 years Reference
Have you ever been asked about the quality of care you receive from your practice (e.g. by questionnaire)
 No −0.48 0.06 [−0.61; -0.36] 0.000
 Don’t know −0.03 0.04 [−0.11; 0.06] 0.533
 Yes Reference
Number of conditions
 Continuous (0–11) −0.01 0.01 [−0.03; -0.00] 0.008
PRACTICE CHARACTERISTICS
Full time equivalents (FTE) GPs
 Continuous −0.02 0.02 [−0.06; 0.02] 0.328
Practice quality management
 Continuous 0.02 0.01 [0.01; 0.03] 0.013
Practice CVD care
 Continuous 0.01 0.00 [0.01; 0.02] 0.009

1 For continuous variables regression coefficients indicate the change of the overall PACIC score with each increasing unit of this variable.

2 For categorical variables regression coefficients indicate the changes of the overall PACIC score in comparison to a reference category.

Ludt et al.

Ludt et al. BMC Health Services Research 2012 12:221   doi:10.1186/1472-6963-12-221

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