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Table 3 Multi-trait/Multi-item item-domain correlation for the WHOQOL-BREF (n = 153)

From: Satisfactory results of a psychometric analysis and calculation of minimal clinically important differences of the World Health Organization quality of life-BREF questionnaire in an observational cohort study with lung cancer and mesothelioma patients

Items/domains Description Physical Health Psychological Health Social Relationships Environment
Physical Health
 3R Pain .53a .41 .20 .35
 4R Medication .40a .24 .01 .21
 10 Energy .57a .53 .13 .42
 15 Sleep .27a .32 .06 .27
 16 Activities .72a .56 .17 .46
 17 Work .70a .54 .17 .43
 25 Mobility .61a .47 .24 .45
Psychological Health
 5 Positive feelings .52 .67a .33 .47
 6 Spirituality .34 .53a .24 .36
 7 Cognitions .44 .48a .20 .48
 11 Body image .32 .34a .30 .45
 18 Self esteem .60 .58a .38 .49
 26R Negative feelings .43 .52a .21 .43
Social Relationships
 19 Personal relations .16 .30 .43a .47
 20 Sex .15 .31 .32a .31
 21 Social support .16 .28 .43a .42
Environment
 8 Safety & security .46 .57 .36 .60a
 9 Physical environment .12 .35 .31 .38a
 12 Finance .23 .29 .26 .30a
 13 Information .24 .33 .36 .53a
 14 Leisure .41 .34 .19 .46a
 22 Home environment .46 .55 .41 .56a
 23 Health/social care .36 .41 .32 .41a
 24 Transport .39 .44 .43 .57a
  1. Abbreviations: SD standard deviation, n number of patients, QoL Quality of Life, WHOQOL-BREF World Health Organization Quality of Life-BREF questionnaire
  2. aPearson item-scale correlations corrected for overlap
  3. Correlations in bold represent correlations between items and domains that differ more than two standard errors from their correlations with their own domains