Table 1.

Characteristics of 645 probands who underwent genetic testing in the NYCKidSeq study

Characteristic	Probands, No. (%)
Age, median (range)	9 years (2 months to 21 years)
Female	247 (38.3)
Male	398 (61.7)
Population category
American Indian, Native American, or Alaska Native	1 (0.2)
Asian	35 (5.4)
Black or African American	105 (16.3)
Hispanic/Latino(a)	328 (50.9)
Middle Eastern or North African/Mediterranean	5 (0.8)
White or European American	126 (19.5)
More than one population selected	27 (4.2)
Other	4 (0.6)
Prefer not to answer	8 (1.2)
Unknown/none of these fully describe my child	6 (0.9)
Recruitment site
Mount Sinai Health System	401 (62.2)
Montefiore Medical Center	244 (37.8)
Primary phenotype
Cardiac	33 (5.1)
Immunologic	38 (5.9)
Neurologic	574 (89.0)
Previous genetic testing
Yes	192 (29.8)
No	453 (70.2)