Table 2. Descriptive and reliability statistics of the Chinese version of the Family Dermatology Life Quality Index (C-FDLQI) (n = 147).

C-FDLQI items: Cronbach α 0.95	Mean ± SD	Item-total correlation	Cronbach α if item deleted
Item 1	1.14 ± 0.91	0.79	0.94
Item 2	1.10 ± 0.95	0.83	0.94
Item 3	0.87 ± 0.85	0.79	0.94
Item 4	0.80 ± 0.92	0.77	0.94
Item 5	0.70 ± 0.85	0.84	0.94
Item 6	0.81 ± 0.98	0.82	0.94
Item 7	1.33 ± 0.96	0.83	0.94
Item 8	1.15 ± 1.04	0.79	0.94
Item 9	0.87 ± 1.20	0.63	0.95
Item 10	1.21 ± 0.98	0.81	0.94

SD, standard deviation.