Table 1.

Sample demographics

	n	%
Gender
Male	58	67.4
Female	27	31.4
Not stated	1	1.2
Laterality
Right	43	50
Left	43	50
Ethnicity
White	66	76.7
Asiana	9	10.5
Blackb	5	5.8
Other	1	1.2
Not stated	5	5.8

Notes:

^aAsian: Pakistani n=4, Indian n=3, Bangladeshi n=1, Chinese n=1.

^bBlack: African n=4, Caribbean n=1.