Table 2

Internal consistency of FACT-G and subscales


English Version 2 [1]
Spanish Version 2 [6]
Spanish Version 4

Subscale
Mean ± SD
Alpha coefficients
Mean ± SD
Alpha coefficients
Mean ± SD
Alpha coefficients
PWB (7 items)
20.5 ± 5.5
.82
19.0 ± 5.9
.79
15.7 ± 8.9
.91
SFWB (6 items)
-----
----

-----
16.6 ± 5.1
.82
SFWB (7 items)*
21.9 ± 4.8
.69
18.0 ± 5.7
.65
18.6 ± 5.9
.81
EWB (5 items)
14.8 ± 5.0
.74
14.2 ± 3.7
.60
-----
----
EWB (6 items)
---
----

----
13.5 ± 6.3
.78
FWB (6 items)
18.0 ± 6.1
.80
12.9 ± 5.6
.72
16.0 ± 6.0
.81
Relationship with Doctor (2 items)
6.9 ± 1.5
.65
6.8 ± 1.2
.66
-----
----
Total FACT-G
82.1 ± 15.9
.89
71.9 ± 15.7
.83
61.9 ± 18.4
.89
Total FACT-G (*)




63.7 ± 19.0
.89

PWB = Physical Well-being; FWB = Functional Well-being; SFWB = social and Family Well-being; EWB = Emotional Well-being (*) Includes "satisfaction with sexual life".

Dapueto et al. Health and Quality of Life Outcomes 2003 1:32   doi:10.1186/1477-7525-1-32