Table 1 Demographic information and sample characteristics
Variable | N (%) Mean ± std (N Total 395) | |
|---|---|---|
Female | 196(49.87%) | |
Race | African-American | 134 (35.08%) |
| Â | Caucasian | 237 (62.04%) |
Presenting Symptoms | Snoring | 279 (70.63%) |
| Â | Gasping | 93 (23.54%) |
| Â | Morning headache | 67 (16.96%) |
| Â | RLS symptoms | 26 (6.58%) |
| Â | PLMS | 3 (0.76%) |
| Â | Witnessed apneas | 146 (36.96%) |
| Â | Insomnia | 42 (10.63%) |
| Â | Excessive day sleepiness | 91 (23.04%) |
| Â | Nonrestorative sleep | 9 (2.28%) |
Mallampati score | Class 4 | 145 (41.55%) |
| Â | Class 3 | 136 (38.97%) |
| Â | Class 2 | 53 (15.19%) |
| Â | Class 1 | 15 (4.30%) |
Diagnosis Result | OSA | 292 (73.92%) |
| Â | RLS | 5 (1.27%) |
| Â | Insomnia | 8 (2.03%) |
| Â | Hypersomnia | 20 (5.06%) |
BMI > 30 | 241 (60.86%) | |
BMI |  | 34.66 ± 8.88 (Median = 34) |
Age(years) |  | 47.9 ± 14.8 |
apnea | 22.11 ± 28.11 (Median = 12.95) | |