Table 2.

SF-Qualiveen Russian version internal consistency.

	Cronbach's alpha (primary test)	Cronbach's alpha (retest)
Total score	0.91	0.89
Bother with limitations domain	0.79	0.81
Fears domain	0.34	0.37
Feelings domain	0.93	0.88
Frequency of limitations domain	0.69	0.75