Skip to main content

Table 1 Study population statistics summarizing patient and primary tumor characteristics

From: Melanoma risk loci as determinants of melanoma recurrence and survival

Age at pathological diagnosis (years)

 

Primary tumor thickness (mm)

 

Median (Range)

58 (15–97)

Median (Range)

0.97 (0.1-33)

Self-reported ethnicity

 

AJCC a stage at pathological diagnosis

Ashkenazi Jewish

204 (22.9%)

I

566 (63.5%)

Irish

95 (10.7%)

II

150 (16.8%)

Italian

46 (5.2%)

III

150 (16.8%)

Other non-hispanic white

511 (57.3%)

IV

23 (2.6%)

Other

35 (3.9%)

Unclassified

2 (0.2%)

Gender

 

Primary tumor ulceration

 

Male

501 (56.2%)

Absent

684 (76.8%)

Female

390 (43.8%)

Present

158 (17.7%)

  

Unclassified/Unknown

49 (5.5%)

Family history of melanoma

 

Primary tumor mitosis

 

No

727 (81.6%)

Absent

326 (36.6%)

Yes

139 (15.6%)

Present

479 (53.8%)

Unknown

25 (2.8%)

Unclassified/Unknown

86 (9.6%)

Sentinel lymph node positive

 

Primary tumor anatomic site

 

No

774 (86.9%)

Axial

469 (52.6%)

Yes

117 (13.1%)

Extremity

378 (42.4%)

  

Unclassified/Unknown

44 (4.9%)

Status at last follow-up

 

Primary tumor histological subtype

 

Alive, no melanoma

685 (76.9%)

Superficial spreading melanoma

470 (52.7%)

Alive, with melanoma

31 (3.5%)

Nodular melanoma

223 (25.0%)

Alive, status unknown

28 (3.1%)

Acral lentiginous melanoma

25 (2.8%)

Died, no melanoma

14 (1.6%)

Lentigo maligna melanoma

24 (2.7%)

Died, with melanoma

131 (14.7%)

Desmoplastic melanoma

31 (3.5%)

Died, status unknown

2 (0.2%)

Other melanoma

37 (4.2%)

  

Unclassified/Unknown

81 (9.1%)

Recurrence

 

Multiple primary melanoma

 

No

639 (71.7%)

No

745 (83.6%)

Yes

252 (28.3%)

Yes

144 (16.2%)

  

Unknown

2 (0.2%)

  1. aAJCC, American Joint Committee on Cancer.