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Table 4 The intracluster and intercluster comparison of gingival index score between the two clusters

From: E-learning or educational leaflet: does it make a difference in oral health promotion? A clustered randomized trial

 

GI score Mean ± SD

 

Cluster

Baseline

6 weeks

12 weeks

P value

Leaflet Cluster

1.76 ± 0.36

0.88 ± 0.25

0.74 ± 0.22

F = 803.33;

P < 0.001*

E-learning Cluster

1.83 ± 0.34

1.17 ± 0.25

1 ± 0.25

F = 441.12;

P < 0.001

Significance

t = − 1.57;

P = 0.12**

t = − 8.34;

P < 0.001**

t = − 7.92;

P < 0.001**

 
  1. *Test applied: One way repeated measures ANOVA
  2. **Test applied: Independent samples t-test
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BMC Oral Health

ISSN: 1472-6831

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