Table 1.

Patient characteristics

	Disease subtype
	A	B	C
Number of patients	84	24	5
Male	42	14	3
Female	42	10	2
Mean age at death, years	15.22	18.91	23.43
Median age at death, years	14.50	15.42	22.42
Standard deviation, years	4.22	7.33	9.47