variance explained
Seven symptoms loaded on Factor 2 (cough, dizziness, difficulty swallowing, mouth sore, change in food taste, hair loss and constipation), which explained 6.95% of the factor’s variance. Cronbach’s alpha coefficient for this cluster was 0.724 which indicated the symptoms within the cluster occurred in a homogeneous pattern. Factor 2 was labeled “anorexia-cachexia.”