Table 2 Baseline characteristics of participants of HI-Light trial

Number of participants

29

19

10

Age range (years)

5–71

5–71

13–51

Adult/child

23/6

14/5

9/1

Age mean (years); SD

31.7 ± 17.9

27.63 ± 18.6

39.4 ± 13.5

Adults

38.6 ± 14.8

38 ± 15.8

42.3 ± 10.85

Children

10.25 ± 3.5

9.9 ± 3.6

13 ± n/a

Sex (female/male)

15/14

10/9

5/5

Ethnicity:

White British

20/29 (69%)

12/19 (64%)

8/10 (80%)

Mixed

1/29 (3.5%)

1/19 (5%)

None

Black/Black Caribbean

2/29 (7%)

2/19 (11%)

None

Indian

2/29 (7%)

1/19 (5%)

1/10 (10%)

Pakistani

1/29 (3.5%)

1/19 (5%)

None

Asian

2/29 (7%)

1/19 (5%)

1/10 (10%)

Other ethnic group

1/29 (3.5%)

1/19 (5%)

None

Duration of vitiligo (years)

Mean ± SD (min; max)

12.28 ± 9.67 (min = 2; max = 33)

11.36 ± 10.12 (min = 2; max = 33)

14.01 ± 8.5 (min = 5; max = 28)

Vitiligo activity per participant (overall)

Stable

6

3

3

Spreading

19

14

5

Repigmenting

4

2

2

BSA% covered by vitiligo Mean ± SD (min; max)

8.83 ± 6.19 (min = 2; max = 25)

9.84 ± 5.96 (min = 3; max = 25)

6.9 ± 6.17 (min = 2; max = 21)

Number of lesions

84

56

28