Fig. 3

Correlations between predicted and observed physical functioning (PF) scores. RF role functioning; DY dyspnoea; FA fatigue; PA pain; SF social functioning; QL overall health/quality of life; CF Cognitive functioning; EF emotional functioning; AP lack of appetite; SL insomnia; FI financial difficulties; NV nausea & vomiting; CO constipation; DI diarrhoea