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Table 4 Factors in primary care physicians associated with influenza vaccination of their patients aged ≥ 65 years in the multilevel regression model, Spain, 2012

From: Influenza vaccination of primary healthcare physicians may be associated with vaccination in their patients: a vaccination coverage study

Characteristics of primary care physicians

Regression coefficient β

Regression coefficient β 95% CIa

tb

pc

Fixed effects

     

Constant

53.526

49.828

57.225

30.215

0.000

Influenza vaccination (1.Yes; 0.No)

1.650

.005

3.295

1.969

.049

Age (1. 55+; 0. <55 years)

1.675

.031

3.319

2.000

.046

I believe the influenza vaccine is effective (1.Yes; 0.No)

2.866

.596

5.136

2.478

.013

I worry about infecting my patients (1.Yes; 0.No)

−1.579

−3.292

.134

−1.809

.071

I worry about becoming ill due to influenza (1.Yes; 0.No)

-.401

−2.142

1.341

-.451

.652

Random effects

     

Spanish regionsd, Estimated variance

11.829 ± 6.952 (p = 0.089)

  1. aConfidence interval.
  2. bt value.
  3. cp value.
  4. dSpanish regions: Andalusia, Castile-Leon, Catalonia, Valencia, Madrid, Navarre and Basque Country.