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Table 2 Demographic characteristics of PGen Study participants

From: Design, methods, and participant characteristics of the Impact of Personal Genomics (PGen) Study, a prospective cohort study of direct-to-consumer personal genomic testing customers

  BL survey responders eligible for follow-up 2 W survey responders 6 M survey responders 6 M-NR survey responders
n 1,464 1,046 1,042 86
Mean age (±SD; range) 47.5 (15.5; 19-94) 46.7 (15.7; 19-91) 46.9 (15.6; 19-94) 47.8 (15.5; 23-94)
Mean self-reported health (±SD) a 2.49 (1.01) 2.50 (1.0) 2.49 (1.0) 2.60 (1.1)
Female (%) 61.2 60.1 60.2 70.9
Annual income (%)     
<$40,000 16.8 17.5 17.1 18.4
$40,000-$99,999 38.8 38.0 38.8 40.2
$100,000-$199,999 31.7 32.2 31.3 31.0
≥$200,000 12.7 12.3 12.8 10.4
Education (%)     
<College degree 21.8 21.0 20.4 25.3
College degree 30.6 30.2 30.0 34.5
Some graduate school 35.0 35.6 36.4 28.7
Doctoral degree 12.6 13.2 13.2 11.5
Marital status (%)     
Single 19.2 19.6 19.9 13.8
Long-term partner 13.7 15.2 14.7 13.8
Married 54.4 52.5 52.5 57.5
Widowed/divorced/separated 12.7 12.7 12.9 14.9
Health insurance (%) 94.7 95.5 95.3 96.6
United States residency (%) 97.9 98.0 98.2 97.7
Non-white (%) 15.7 14.7 14.2 10.3
Hispanic/Latino (%) 5.5 4.6 5.1 3.5
23andMe customers (%) 64.7 60.4 62.4 49.4
  1. aSelf-reported health was measured on a 5-point scale from 1 (poor) to 5 (excellent).
  2. SD, standard deviation.