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Table 2 Internal consistency, test–retest reliability and convergent validity of the SPQ

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

Scale

Internal consistency

(n = 118)

Test–retest

(ICC, 95% CI)

(n = 30)

r s * (95% CI)

(n = 118)

Total score

0.926

0.784 (0.648–0.893)

0.624 (0.554–0.719)**

  1. ICC Intraclass correlation coefficient
  2. *Spearman’s rank correlation coefficient
  3. **P < 0.001