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Table 4 Reliability analysis of OIDP index for Malagasy participants: OIDP items Correlation matrix (1–8)

From: Assessing the validity and reliability of the Malagasy version of Oral Impacts on Daily Performance (OIDP): a cross-sectional study

 

1

2

3

4

5

6

7

8

1. Eating

1,00

       

2. Speaking

0.484**

1,00

      

3. Cleaning teeth

0.370**

0.470**

1,00

     

4. Sleeping and relaxing

0.489**

0.392**

0.456**

1

    

5. Smiling, laughing

0.504**

0.673**

0.401**

0.398**

1

   

6. Maintaining usual emotional status

0.484**

0.499**

0.465**

0.629**

0.487**

1

  

7. Carrying out major work

0.466**

0.403**

0.424**

0.582**

0.480**

0.666**

1

 

8. Enjoying contact with people

0.399**

0.450**

0.389**

0.397**

0.555**

0.560**

0.542**

1

  1. **p <0.001