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Table 3 Range, mean scores, corrected item-total correlations and factor analysis results for the SPQ

From: Validation of the Social support and Pain Questionnaire (SPQ) in patients with painful temporomandibular disorders

Item

Mean (SD)

Corrected item-total correlation

Cronbach’s alpha if item deleted

Factor loading

1. the support that I get from the people around me

2.25 (1.16)

0.870

0.902

0.922

2. the advice that I get from the people around me

2.15 (0.90)

0.839

0.906

0.880

3. how much opportunity I have to discuss the pain with the people around me

2.31 (1.17)

0.729

0.925

0.880

4. how much care I receive

1.99 (0.83)

0.749

0.918

0.875

5. how much understanding the people around me show

2.21 (0.84)

0.809

0.911

0.820

6. the practical help people around me give

2.09 (0.85)

0.803

0.912

0.805