Table 4.

Correlation between individual questions and the total score (Spearman)

	Intra-questionnaire correlation
	Q1	Q2	Q3
cope with life	0.63	0.67	0.71
understand your illness	0.73	0.74	0.82
cope with your illness	0.77	0.76	0.78
keep yourself healthy	0.60	0.63	0.70
confident about your health	0.73	0.75	0.75
able to help yourself	0.74	0.70	0.85