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Table 3 Sample sizes validation research original CARES

From: Assessing cancer patients’ quality of life and supportive care needs: Translation-revalidation of the CARES in Flemish and exhaustive evaluation of concurrent validity

Psychometric quality Analysis Sample size (N)
Test-retest reliability Correlations between CARES summary scores 71 120
Rating agreement 71 120
Construct validity Factor analysis on all items 479
Second-order factor analysis on 31 subscales 479 1047
Concurrent validity Correlation between CARES and SCL-90 87
Correlation between CARES and SCL-90, DAS, KPS and QOL visual analogue scale 120
Sensitivity CARES compared to clinical interview 22
CARES compared to a needs assessment interview 24 64
Content validity Acceptability to patients Questions on relevance of CARES content, completion time, understandability and acceptability items. 22 64
  1. Abbreviations CARES Cancer Rehabilitation Evaluation System, SCL-90 Symptom Checklist-90, DAS Dyadic Adjustment Scale, KPS Karnofsky Performance status Scale