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Table 3 Construct validity: performance of CPQ11-14 versions against global questions

From: Performance and cross-cultural comparison of the short-form version of the CPQ11-14 in New Zealand, Brunei and Brazil

Global Questions CPQ 11-14 ISF16(SD)
  Northland Brunei Brazil Otago
Self-rated oral health     
   Excellent 9.4 (4.2)a 15.6 (7.6)a 7.4 (6.0)b 9.6 (6.7)b
   Very good 9.1 (6.8) 16.5 (9.0) 8.3 (5.7) 10.9 (7.0)
   Good 11.4 (6.8) 15.6 (8.3) 9.4 (7.2) 14.1 (7.3)
   Fair/Poor 16.3 (9.0) 18.7 (9.0) 15.7 (10.0) 19.7 (10.1)
Spearman's rhoc 0.28 0.11d 0.38 0.37
Impact on quality of life     
   Not at all 8.9 (5.7)a 13.89 (8.3)a 7.6 (6.1) 10.7 (5.6)b
   Very little 12.4 (6.6) 16.3 (9.1) 13.8 (8.8) 13.9 (7.1)
   Some 14.6 (7.5) 18.5(7.7) 16.2 (10.3) 18.2 (9.3)
   A lot/Very much 15.3 (0.9) 17.8 (9.8) 17.4 (10.2) 24.8 (12.3)
Spearman's rhoc 0.32 0.19 0.39 0.37
  1. a p-value < 0.05 Kruskal-Wallis/Mann-Whitney
  2. b p-value < 0.01 Kruskal-Wallis/Mann-Whitney
  3. c correlation significant at 0.01 level
  4. d correlation significant at 0.05 level