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Table 5 Results of regression analyses assessing the impact of the intervention on individual level outcome indicators for knowledge and use of supportive supervision among immunization managers.

From: The role of supportive supervision on immunization program outcome - a randomized field trial from Georgia

 

Mean values from Likert scale

Regression results

Outcome indicator, n = 26 observations

Treatment group

Pre-test

Post-test

Model*

F statistic

P-value

Partial Eta Squared

1. Perceived knowledge to carry out supportive supervision

Intervention

3.55

4.64

GLM repeated measures

5.235

0.034

0.216

 

Control

4.00

3.86

    

2. Knowledge on how to do supportive supervision as a barrier

Intervention

3.55

1.73

GLM repeated measures

8.868

0.008

0.318

 

Control

3.86

3.86

    

3. Availability of resources to supervise immunization providers as a barrier

Intervention

4.00

2.73

GLM repeated measures

5.970

0.024

0.239

 

Control

3.93

3.86

    

4. Lack of clear format for providing supportive supervision as a barrier

Intervention

4.09

2.22

GLM repeated measures

6.173

0.022

0.245

 

Control

3.71

3.21

    

5. Lack of recognition of importance of supportive supervision by providers as a barrier

Intervention

3.64

1.91

GLM repeated measures

13.573

0.002

0.417

 

Control

2.93

2.79

    
  1. *Regression models included: treatment group, age, years of experience in the current job, geographic area, and the interaction term "treatment group*geographic area".