Table 2.

Characteristics of Melanomas by Study Group

Melanoma Subtype	CaD (n = 82)		Placebo (n = 94)
	No.	%	No.	%
Total invasive melanomas	44	54	58	62
Total in situ melanomas	38	46	36	38
History of NMSC (total)	10		24
Invasive	5	50	12	50
In situ	5	50	12	50
No history of NMSC (total)	72		70
Invasive	39	54	46	66
In situ	33	46	24	34
History of melanoma (total)	3		2
Invasive	2	67	2	100
In situ	1	33	0	0
No history of melanoma (total)	79		92
Invasive	42	53	56	61
In situ	37	47	36	39

Abbreviations: CaD, calcium and vitamin D; NMSC, nonmelanoma skin cancer.