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. Author manuscript; available in PMC: 2020 May 30.
Published in final edited form as: Genet Med. 2019 Jun 13;21(12):2781–2790. doi: 10.1038/s41436-019-0565-3

Table 2.

Participant characteristics by CSER study site

CanSeq ClinSeq® Columbia MedSeq NCGENES NEXT Medicine PediSeq
N=36 N=426 N=97 N=99 N=463 N=141 N=38
Age
 Median 58 57 47 56 33 55 37
 IQR 51–63 53–61 38–58 48–63 9–53 44–61 32–40
 Range 31–81 45–65 20–82 18–84 0–84 24–82 24–41
Gender, %
 Male 44 53 30 47 40 47 61
 Female 56 47 70 53 60 53 39
Ethnicity, %
 Non-Hispanic 97 98 95 93 93 98 97
 Hispanic 3 2 5 5 6 2 3
 Unknown 0 0 0 2 1 0 0
Race, %
 White 81 92 89 91 83 85 76
 Black 8 1 3 3 12 0 5
 Other 6 5 4 4 1 15 13
 Unknown 6 1 4 2 3 0 5
Surrogate, %††
 No 100 100 100 100 61 100 0
 Yes 0 0 0 0 39 0 21
 Unknown or NA 0 0 0 0 0 0 79
Marital status, %
 Married 72 75 91 68 67 68 11
 Not married (adult) 28 21 9 32 33 32 11
 Unknown or NA 0 4 0 0 0 0 79
Education, %
 High school or less 17 4 8 6 18 16 8
 Some college 22 6 20 10 40 22 5
 College degree 25 26 31 33 25 39 5
 More than college 33 60 41 51 16 23 3
 Unknown 3 3 0 0 0 0 79
Sequencing, %
 Germline only 0 100 100 100 100 96 100
 Germline + somatic 100 0 0 0 0 4 0
Return of any result, %
 No 0 15 0 0 58 25 16
 Yes 100 85 100 100 42 75 84
Return of secondary findings, %
 No 83 15 0 0 91 30 34
 Yes 17 85 100 100 9 70 66
Diagnostic category, %
 Healthy individuals -- 80 100 51 -- -- --
 Cardiovascular disease -- 20 -- 49 9 -- 26
 DD/ID* -- -- -- -- 28 -- 16
 Hereditary cancer -- -- -- -- 21 100 --
 Neuromuscular -- -- -- -- 20 -- 5
 Ophtho/retina -- -- -- -- 8 -- --
 Cancer 100 -- -- -- -- -- --
 Other -- -- -- -- 13 -- 53

Other includes: Asian, n=26; Native American, n=3; and Multiracial, n=19

††

Surrogate = parent or guardian of pediatric patient providing survey responses

*

DD = Developmental delay; ID = Intellectual disability; Ophtho= Ophthalmology disorder