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. 2018 Mar 9;19:79. doi: 10.1186/s12891-018-1993-y

Table 3.

Bivariate and Multivariable Models of “High Risk” for Sleep Apnea (BQ)

Bivariate and Multivariable Models of “High Risk” for Sleep Apnea (BQ)
Low Risk High Risk Bivariate Model Multivariable Model
N = 102 N = 198
M (SD)/ % (N) M (SD)/ % (N) OR 95% CI p OR 95% CI p
Age 63.40 (9.47) 59.76 (8.74) 0.96 0.93, 0.98 .002 0.97 0.94, 1.00 .08
Gender
 Male 88% (88) 92% (182) 1.55 0.70, 3.42 .28 2.46 0.94, 6.43 .07
Race
 Non-Hispanic White 52% (52) 49% (97) 0.89 0.55, 1.43 .62 1.52 0.83, 2.76 .18
Self-Rated Health
 Excellent, Very Good, or Good 76% (78) 54% (107) 0.38 0.22, 0.65 <.001 0.60 0.30, 1.18 .14
BMI 31.93 (4.46) 34.8 (6.23) 1.11 1.06, 1.17 <.001 1.13 1.06, 1.21 <.001
PTSD Diagnosis 18% (18) 34% (67) 2.33 1.29, 4.20 .005 1.84 0.90, 3.75 .09
WOMAC Pain 9.13 (3.77) 10.73 (3.90) 1.11 1.04, 1.19 .001 0.99 0.91, 1.08 .83
Depressive Symptoms
 PHQ-8 4.32 (4.25) 7.94 (5.37) 1.17 1.10, 1.24 <.001 1.12 1.05, 1.20 .002
# Joints with Arthritis 5.54 (3.14) 6.52 (3.70) 1.09 1.01, 1.17 0.03 1.07 0.98, 1.17 .13
Opioid Use 29% (28) 30% (60) 1.08 0.63, 1.84 0.78 0.51 0.26, 0.99 .05

All unadjusted models have 2 missing values because 2 participants did not complete the BQ. Otherwise, the unadjusted model with the model with WOMAC Pain has 1 additional missing observation and the model with PHQ-8 and the model with opioid use have 4 additional missing observations. The multivariable model has 11 missing observations. Higher WOMAC scores indicate greater pain. Self-rated health was recoded into a binary variable: excellent, very good, and good health vs. fair/poor health