Table 4 Univariate analysis of variance, comparing randomised trial results with original FACT-G total scores and scales scores and abbreviated scales following removal of misfitting items
From: A Rasch and factor analysis of the Functional Assessment of Cancer Therapy-General (FACT-G)
Original scales | Misfitting items removed | |||||
|---|---|---|---|---|---|---|
F statistics | P value | Effect size | F statistics | P value | Effect size | |
FACT-G | 5.32 | 0.006 | 0.16 | 3.00 | 0.05 | 0.18 |
PWB | 4.45 | 0.013 | 0.16 | 3.91 | 0.022 | 0.14 |
FWB | 3.79 | 0.024 | 0.16 | 6.39 | 0.002 | 0.14 |
EWB | 4.84 | 0.009 | 0.24 | 4.78 | 0.01 | 0.23 |
SFWB | <1 | >0.1 | 0.10 | <1 | >0.1 | 0.20 |