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. Author manuscript; available in PMC: 2015 Jun 14.
Published in final edited form as: Int J Dermatol. 2012 Apr;51(4):420–426. doi: 10.1111/j.1365-4632.2011.05066.x

Table 2.

Clinical characteristics.

Red (n=46)
No. (%)
Pigmented (n=329)
No. (%)
P values *

Color
 Red 23 (50) 0 (0)
 Pink 16 (35) 0 (0)
 Erythematous 7 (15) 0 (0)
 Pigmented, 0 (0) 329 (100)
  Black 0 (0) 31 (9)
  Brown 0 (0) 19 (6)
  NOS 0 (0) 279 (85)

Anatomic Site 0.36
 Back 11 (24) 84 (26)
 Extremity 28 (61) 158 (48) 0.10@
 Head/Neck 2 (4) 43 (13) 0.09#
 Trunk 5 (11) 42 (13)
 Other 0 (0) 2 (0.6)

Lesion diameter, mm <0.001
Range (mean) 2–22 (7.7) 1–70 (12.8)
 0–5 10 (33.3) 46 (19.7)
 5.01–10 17 (56.7) 81 (34.8)
 10.01–15 2 (6.7) 52 (22.3)
 >15 1 (3.3) 54 (23.2)
 Not reported 16 96
*

Chi-square tests were used for comparisons regarding anatomic site; Wilcoxon rank sum test was used for lesion diameter.

@

Extremity vs. all other categories

#

Head/Neck vs. all other categories

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