Table 2.
Patient characteristics at baseline
| Control (N = 46) | Exercise (N = 46) | ||
|---|---|---|---|
| Age | 47.50 [43, 51] | 46.00 [37, 53] | |
| Sex | Female | 33 (71.7) | 32 (69.6) |
| Male | 13 (28.3) | 14 (30.4) | |
| BMI | 24.4 [22.2, 27.7] | 25.0 [21.8, 29.2] | |
| PHQ15 | 12.5 [8.0, 14.0] | 12.5 [8.3, 15.8] | |
| CIRS | 3.0 [1.3, 5.0] | 3.5 [2.0, 4.8] | |
| PHQ9 | 15.0 [12.0, 17.0] | 14.0 [12.0, 17.0] | |
| HADS anxiety | 11.5 [9.0, 14.0] | 11.0 [9.3, 14.0] | |
| PSS10 | 26.0 [21.3, 28.0] | 27.0 [22.0, 29.0] | |
| MEQ | 56.5 [47.0, 61.8] | 51.0 [45.3, 59.0] | |
| DBAS | 4.8 [3.8, 5.4] | 4.6 [3.6, 5.7] | |
| FIRST | 27.5 [21.3, 29.8] | 27.0 [24.0, 29.8] | |
| ESS | 10.0 [7.0, 12.0] | 9.0 [6.0, 11.0] | |
| PSQI | 9.5 [6.3, 12.0] | 10.0 [7.00, 13.75] | |
| Oxygen desaturation index* | 1.8 [0.7, 3.9] | 2.1 [0.7, 3.9] | |
| Sleep efficiency* | 88.8 [82.5, 94.0] | 91.3 [84.4, 93.5] | |
| Total sleep time* | 416.7 [382.3, 463.1] | 439.0 [393.3, 479.5] | |
| Sleep onset latency* | 14.5 [6.8, 27.2] | 14.0 [5.5, 23.3] | |
| Wake after sleep onset* | 37.8 [19.1, 62.6] | 30.8 [18.0, 43.3] | |
| Number of awakenings* | 15.8 [11.4, 20.8] | 17.0 [13.5, 23.5] |
*Measured polysomnographically.
Continuous variables are presented as medians with interquartile ranges (median [Q1, Q3]) and sex is presented as absolute numbers and percentages (N (%)).
BMI, body mass index; PHQ15, Patient Health Questionnaire 15; CIRS, Cumulative Illness Rating Scale; PHQ9, Patient Health Questionnaire 9; HADS anxiety: Hospital Anxiety and Depression, anxiety subscale; PSS10, Perceived Stress Scale, 10 item version; MEQ, Morningness-Eveningness Questionnaire; DBAS, Dysfunctional Beliefs and Attitudes about Sleep Scale; FIRST, Ford Insomnia Response to Stress Test; ESS, Epworth Sleepiness Scale; PSQI, Pittsburgh Sleep Quality Index.