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. 2022 Apr 29;3(1):zpac011. doi: 10.1093/sleepadvances/zpac011

Table 2.

Characteristics of participants with a successful or unsuccessful home sleep study

Successful participants (N = 851) Unsuccessful participants (N = 109) p *
Age, years 57.5 (11.6) 53.9 (11.7) 0.003
BMI, kg/m2 27.5 (5.2) 26.7 (5.0) 0.15
Race
 White 551 (64.8%) 56 (51.3%) <0.001
 Black 214 (25.2%) 42 (38.5%)
 Other 42 (4.9%) 8 (7.3%)
 Multiracial 43 (5.1%) 3 (2.8%)
 Missing data 1 (0.1%) 0 (0.0%)
Ethnicity 0.93
 Hispanic 112 (13.2%) 14 (12.8%)
 Non-Hispanic 739 (86.8%) 95 (87.2%)
Education
 ≤11th grade 43 (5.0%) 11 (10.1%) <0.001
 12th grade 102 (12.0%) 29 (26.6%)
 Some college 211 (24.8%) 26 (23.8%)
 College degree 178 (20.9%) 19 (17.4%)
 Graduate work 296 (34.8%) 21 (19.3%)
 Missing data 21 (2.5%) 3 (2.8%)
Income, $
 <10 000 124 (14.6%) 27 (24.8%) 0.005
 10 000–19 000 104 (12.2%) 22 (20.2%)
 20 000–39 999 147 (17.3%) 18 (16.5%)
 40 000–59 999 144 (16.9%) 9 (8.3%)
 60 000–99 999 128 (15.0%) 11 (10.0%)
 ≥100 000 132 (15.5%) 12 (11.0%)
 Missing data 72 (8.5%) 10 (9.2%)
Smoking
 Never 279 (32.8%) 23 (21.1%) <0.001
 Former 402 (47.2%) 40 (36.7%)
 Current 149 (17.5%) 43 (39.4%)
 Missing data 21 (2.5%) 3 (2.8%)
Alcohol, drinks/week
 None 180 (21.4%) 33 (30.3%) 0.031
 1–3 407 (47.8%) 44 (40.4%)
 ≥4 238 (28.0%) 25 (22.9%)
 Missing data 26 (3.1) 7 (6.4%)
Cocaine use
 No 755 (88.7%) 81 (74.3%) <0.001
 Yes 64 (7.5%) 21 (19.3%)
 Missing data 32 (3.8%) 77 (6.4%)
HIV seropositive 474 (55.7%) 68 (62.4%) 0.19

*p values computed with t-test for continuous variables and χ2 for categorical variables.