Table 3.

Item-total correlations and internal consistency reliability of the TSC-PROM

	Item-total correlations		Cronbach’s alpha
	Self-report	Proxy-report	Self-report	Proxy-report
Total TSC-PROM			0.819	0.775
Physical functions domain	0.00–0.62	0.00–0.72	0.806	0.820
Mental functions domain	0.39–0.82	0.08–0.84	0.967	0.924
Activities and participation domain	0.56–0.84	0.23–0.82	0.938	0.906