Table 2.

Distribution of AK lesions by body site: the number and percentage of patients with lesions at each body site and the median number of lesions at that site

Site of AK lesions	n	%	Median	Min–Max	Interquartile range
Scalp	142	46.5	3.0	1–50	2–6
Face	193	63.2	2.0	1–5	1–5
Shoulders	47	15.4	2.0	1–12	1–4
Back	49	16.1	2.0	1–12	1–4
Trunk	34	11.2	2.0	1–30	1–4
Arms	76	24.9	2.0	1–90	1.25–9
Hands	73	23.9	3.0	1–30	2–9
Legs	54	17.7	3.0	1–50	1–13.5
Feet	15	4.9	2.0	1–30	1–10

Abbreviations: AK, actinic keratosis; Min, minimum; Max, maximum.