Table 2.

Reliability and consistency of the different scales of the AcroQoL

Scales	Cronbach's Alpha	Item-total correlation
Initial (38) items	0.94	0.34–0.79
Final (22) items)	0.91	0.31–0.77
Physical Scale (8 items)	0.90	0.60–0.78
Psychological Scale (14 items)	0.84	0.31–0.66
Psychological / appearance (seven items)	0.80	0.42–0.65
Psychological/ personal relations (seven items)	0.76	0.44–0.61