Skip to main content

Advertisement

Table 3 Multi-trait scale analysis for convergent and divergent validity of EORTC QLQ-C30 and QLQ-BR23 Amharic version in women with breast cancer in Ethiopia (n = 146)

From: Reliability and validity of Amharic version of EORTC QLQ-C30 and QLQ-BR23 modules for assessing health-related quality of life among breast cancer patients in Ethiopia

EORTC QLQ-C30Item-own scale correlationsbItem-other scale correlationsbScaling success
ScaleSub-scale
Overall Quality of lifeGlobal Health Status0.887–0.9090.091–0.5892/2
Physical0.442–0.8700.013–0.5725/5
Role0.958–0.9590.12–0.6392/2
Functional scalesEmotional0.647–0.8380.008–0.5824/4
Cognitive0.753–0.8000.025–0.4872/2
Social0.874–0.8980.041–0.4392/2
Symptoms scalesFatigue0.830–0.8800.164–0.6293/3
Nausea and vomiting0.769–0.9990.029–0.3772/2
Pain0.870–0.8920.116–0.6342/2
EORTC QLQ-BR23
 Functional scalesBody Image0.695–0.8540.026–0.3844/4
Sexual functioning0.961–0.9690.005–0.0292/2
 Symptoms scalesTherapy’s side effectsa0.337–0.7880.636–0.8000.006–0.5347/7
Breast symptoms0.009–0.6364/4
Arm symptoms0.604–0.8560.031–0.6143/3
  1. aSystemic therapy side effects, and hair loss correlation with systemic therapy side effect is 0.337 which is below 0.4
  2. bSpearman correlation coefficients