Table 2.
Patient characteristics for admissions with and without OSA diagnosis.
| Characteristic | Patient admissions with OSA diagnoses (n = 12,745) |
Patient admissions without OSA diagnoses (n = 80,931) |
p value |
|---|---|---|---|
| Age, years, median (IQR) | 59 (49–68) | 55 (38–68) | <0.001 |
| Female, n (%) | 6,514 (51%) | 47,202 (58%) | <0.001 |
| Race, n (%) | <0.001 | ||
| White | 4,205 (33%) | 30,119 (37%) | |
| Black / African-American | 7,024 (55%) | 38,561 (48%) | |
| Asian | 561 (4.4%) | 3,419 (4.2%) | |
| American Indian or Native Alaskan | 20 (0.2%) | 113 (0.1%) | |
| More than one race | 127 (1%) | 843 (1%) | |
| Race unknown | 808 (6%) | 7,876 (10%) | |
| Insurance status, n (%) | <0.001 | ||
| Private | 4,484 (35%) | 32,467 (40%) | |
| Medicare/Medicaid | 8,201 (64%) | 42,208 (58%) | |
| Uninsured | 53 (0.4%) | 1,190 (1%) | |
| Unknown | 4 (<0.1%) | 16 (<0.1%) | |
| Location prior to wards, n (%) | <0.001 | ||
| ICU | 1,400 (11%) | 8,065 (10%) | |
| Emergency Department | 4,633 (36%) | 25,170 (31%) | |
| Ambulatory Admission | 6,712 (53%) | 47,696 (59%) | |
| Body Mass Index, kg/m2, n (%) | <0.001 | ||
| Normal (18.5 - 25) | 1,431 (11%) | 26,560 (33%) | |
| Underweight (< 18.5) | 122 (1%) | 4,256 (5%) | |
| Overweight (25 - 30) | 2,484 (20%) | 23,761 (29%) | |
| Obese (30–40) | 4,959 (39%) | 19,132 (24%) | |
| Severely obese (> 40) | 3,745 (29%) | 7,171 (9%) | |
| Initial Cardiac Arrest Risk Triage (CART) Score, median (IQR) | 4 (0–9) | 4 (0–9) | <0.001 |
| Underwent surgery, n (%) | 4,482 (35%) | 28,843 (36%) | 0.3 |
| Comborbidities | |||
| Number of Comorbidities, median (IQR) | 2 (1–4) | 1 (0–2) | <0.001 |
| Arrhythmia | 5,659 (44%) | 21,581 (27%) | <0.001 |
| Diabetes Mellitus | 6,855 (54%) | 20,641 (26%) | <0.001 |
| Hypertension | 5,777 (45%) | 14,728 (18%) | <0.001 |
| Coronary Artery Disease | 5,958 (47%) | 18,979 (23%) | <0.001 |
| Cerebrovascular Accident | 1,725 (14%) | 6,556 (8%) | <0.001 |
| Congestive Heart Failure | 4,559 (36%) | 10,919 (13%) | <0.001 |
Abbreviations: OSA = obstructive sleep apnea; IQR = interquartile range; ICU = intensive care unit