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Table 3 OHIP Item Loadings > 0.50 from an Exploratory Analysis followed by Varimax Rotation

From: Dimensional structure of the oral health-related quality of life in healthy Spanish workers

ITEMS Factor 1 Factor 2 Factor 3
OHIP-1: Speaking    0.78
OHIP-2: Sense of taste    0.78
OHIP-3: Painful aching   0.76  
OHIP-4:Uncomfortable eating   0.86  
OHIP-5: Self-conscious 0.54 0.42  
OHIP-6: Tension 0.68 0.38  
OHIP-7: Unsatisfactory diet 0.32 0.67  
OHIP-8: Interrupt meals   0.61  
OHIP-9: Difficult to relax 0.60   
OHIP-10: Embarrassed 0.71   
OHIP-11: Irritable 0.66 0.36  
OHIP-12: Occupational 0.61   0.32
OHIP-13: Unsatisfactory life 0.79   
OHIP-14: Unable to function 0.70   
Eigenvalues 3.8 2.8 1.6
Variance explained 27.2 19.7 11.2
Cumulative variance 27.2 46.9 58.1
Alpha 0.84 0.78 0.46
  1. Kaiser-Meyer-Olkin measure of sampling adequacy: 0.89
  2. Bartlett's test of sphericity: χ2, d.f; p-value = 1484.49, 91; p < 0.001