Table 1 Frequencies, means, and standard deviations among sleep variables
From: Is purpose in life associated with less sleep disturbance in older adults?
Baseline n = 825 | 1-year Follow-Up n = 825 | 2-year Follow-Up n = 554 | 3-year Follow-Up n = 247 | |||||
|---|---|---|---|---|---|---|---|---|
Mean (SD)/N(%) | Range | Mean (SD)/N(%) | Range | Mean (SD)/N(%) | Range | Mean (SD)/N(%) | Range | |
Sleep Quality Total Score | 5.93 (2.81) | 0–15 | 5.92 (2.89) | 0–14 | 5.86 (2.91) | 0–14 | 5.94 (2.91) | 0–15 |
High Sleep Apnea Risk | 346 (41.9%) | 341 (41.3%) | 225 (27.3%) | 100 (12.1%) | ||||
High Restless Leg Syndrome Risk | 195 (23.6%) | 189 (22.9%) | 137 (16.6%) | 48 (5.8%) | ||||
High REM Behavior Disorder Risk | 58 (7.0%) | 60 (7.3%) | 41 (5.0%) | 28 (3.4%) | ||||