Metastatic Behavior in Melanoma: Timing, Pattern, Survival, and Influencing Factors

Table 3

Transformations of metastases from first to second.

From	To
	M1A	M1B	M1C
M1A (𝑛=45)	15 (33%)	7 (16%)	23 (51%)
M1B (𝑛=14)	1 (7%)	1 (7%)	12 (86%)
M1C (𝑛=13)	2 (15%)	0 (0%)	11 (85%)