Health and Quality of Life Outcomes

Table 2 D-study results for the five domains and the overall scale for P ^• × I ^∘ design based on original test length

From: Reliability analysis of the Chinese version of the Functional Assessment of Cancer Therapy – Leukemia (FACT-Leu) scale based on multivariate generalizability theory

Index	PWB (n ^′_i = 7)	SWB (n ^′_i = 7)	EWB (n ^′_i = 6)	FWB (n ^′_i = 7)	LEUS (n ^′_i = 17)	Overall scale^a (n ^′_i = 44)
σ ² _P	0.642	0.343	0.491	0.679	0.327	0.323
σ ² _δ	0.095	0.077	0.158	0.125	0.056	0.019
σ ² _Δ	0.114	0.086	0.197	0.146	0.084	0.025
\( {\sigma^2}_{X_{PI}} \)	0.026	0.012	0.045	0.029	0.032	0.009
G	0.871	0.816	0.756	0.845	0.854	0.945
Ф	0.849	0.800	0.714	0.823	0.796	0.928

σ ² _PUniverse score variance, σ ² _δ Relative error variance, σ ² _Δ Absolute error variance, \( {\sigma^2}_{X_{PI}} \) Error variance for mean, G generalizability coefficient, Ф index of dependability
^a For the overall scale, all indexes are the corresponding composite values

Back to article page

ISSN: 1477-7525

Contact us

Submission enquiries: journalsubmissions@springernature.com