Table 3.

Frequency and percent analysis of valid and missing samples belonging to different age groups.

		Frequency	Percent	Valid percent	Cumulative percent
ACE2 Valid	Infancy	0	0%	0%	0%
	Childhood	9	12.85%	12.85%	12.85%
	Adolescence	13	18.57%	18.57%	18.57%
	Adult	48	68.57%	68.57%	68.57%
	Total	70	100%	100%	100%
ANPEP Valid	Infancy	0	0%	0%	0%
	Childhood	9	12.85%	12.85%	12.85%
	Adolescence	13	18.57%	18.57%	18.57%
	Adult	48	68.57%	68.57%	68.57%
	Total	70	100%	100%	100%
EGFR Valid	Infancy	0	0%	0%	0%
	Childhood	9	12.85%	12.85%	12.85%
	Adolescence	12	17.39%	17.39%	17.39%
	Adult	48	68.57%	68.57%	68.57%
	Total	69	99%	99%	99%
IGF2R Valid	Infancy	0	0%	0%	0%
	Childhood	9	12.85%	12.85%	12.85%
	Adolescence	13	18.84%	18.84%	18.84%
	Adult	47	68.11%	68.11%	68.11%
	Total	69	99%	99%	99%