Thresholds for clinical importance for four key domains of the EORTC QLQ-C30: physical functioning, emotional functioning, fatigue and pain

Table 3 Correlations between anchor items (Spearman’s Rho)

	Physical Functioning	Emotional Functioning	Fatigue	Pain
Burden – limitations	0.83	0.75	0.83	0.88
Burden – help	0.56	0.62	0.59	0.65
Limitations – help	0.61	0.64	0.63	0.72

ISSN: 1477-7525