Table 2.
Polysomnography Characteristics of Virally Suppressed Men Living With HIV
| Sleep characteristic | Median (IQR) |
|---|---|
| Total sleep time (h) | 6.2 (5.3, 7.0) |
| Sleep efficiency (%) | 93 (85, 96) |
| Sleep latency (min) | 13 (5, 27) |
| Wake after sleep onset (min) | 35 (18, 62) |
| Sleep stages | |
| Total N1 duration (min) | 65.0 (39.5, 92.0) |
| Percentage of N1 sleep | 17.3 (11.6, 33.6) |
| Total N2 duration (min) | 227.5 (187.0, 277.0) |
| Percentage of N2 | 63.2 (54.3, 70.9) |
| Total N3 duration (min) | 3.0 (0.0, 21.5) |
| Percentage of N3 sleep | 0.8 (0.0, 6.0) |
| Total REM sleep duration (min) | 50.5 (30.0, 72.0) |
| Percentage of REM | 14.0 (9.4, 18.6) |
| Sleep-disordered breathing metrics | |
| Apnea–hypopnea index 4% (events/h) | 5.6 (1.9, 11.8) |
| Oxygen desaturation index 4% (events/h) | 5.2 (1.8, 11.6) |
| Percent of total sleep time spent with oxygen saturation <90% (%) | 1.6 (0.1, 9.9) |
Data are presented as median and interquartile range from a single night of home-based self-applied polysomnography recording using the Nox A1 system (Nox Medical).