Table 2.

The status of 11q23 deletion in the study group.

	Subgroup (estimation based on N = 53 cases)
Feature	MYCN normal (N = 12)	Numerical changes (N = 18)	2p gain (N = 10)	MNA* (N = 13)
11q23 deletion	1 (8%)	2 (11%)	3 (30%)	2 (15%)

^*MNA, MYCN amplification.