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. 2020 Sep 11;159(2):724–732. doi: 10.1016/j.chest.2020.08.2104

Table 2.

Demographics of Participants in Both Outpatient and Hospital Settings

Demographic Characteristic All Participants (N = 320) Participants in Outpatient Setting (n = 250) Participants in Hospital Setting (n = 70)
Age, mean (SD), y 44.4 (14.3) 46.1 (13.1) 38.5 (16.5)
 Range 18-89 19-81 18-89
Sex, No. (%)
 Male 229 189 (75.6) 40 (57.1)
 Female 89 59 (23.6) 30 (42.9)
 Other 2 2 (0.8) 0 (0)
Race and ethnicity, No. (%)
 White 129 99 (39.6) 30 (42.9)
 Hispanic 104 80 (32.0) 24 (34.3)
 Black 41 37 (14.8) 4 (5.7)
 Asian 24 13 (5.2) 11 (15.7)
 Other 22 21 (8.4) 1 (1.4)
Hand dominance, No. (%)
 Right 260 204 (81.6) 56 (80)
 Left 42 35 (14.0) 7 (10)
 Ambidextrous 18 11 (4.4) 7 (10)