From: Sleep quality and clinical association with sleep disturbance in systemic sclerosis
Authors | Year | Country | N | Method of sleep quality assessment | Definition of poor sleep quality | Prevalence of poor sleep quality (%) | Factor association |
---|---|---|---|---|---|---|---|
Our study | 2021 | Thailand | 88 (32 lcSSc; 36.4%, 56 dcSSc; 63.6%) | PSQI with mean ± SD of 6.52 ± 3.59 | PSQI ≥ 6 | 54.6% (95%CI 43.6–65.2) | • Digital ulcer (OR 10.73) • Stomach involvementa (OR 4.60) |
Carandina et al. [20] | 2021 | Italy | 20 (16 lcSSc; 80%) | PSQI with median of 8 (IQR 7–10) | PSQI > 5 | 90% | • Cardiovascular autonomic control (p = 0.03) • Pain (p = 0.03) • Depressive symptoms (p < 0.01) |
Figueiredo et al. [7] | 2020 | Brazil | 60 (29 lcSSc; 48.3%) | PSQI with mean ± SD of 9.5 ± 4.3 | PSQI ≥ 7b | 73.3% | • Esophageal involvement (p = 0.03) • High disease severity (p = 0.01) • Depressive mood (p = 0.002) |
Horsley-Silva et al. [19] | 2019 | USA | 287 (184 lcSSc; 64%) | PSQI in moderate to severe compared to mild heartburn mean ± SD of 9.16 ± 3.98 and 6.75 ± 3.49 | PSQI > 5 | 68% | GERD symptoms (OR 2.53) |
Sariyildiz et al. [3] | 2013 | Turkey | 48 (lcSSc 45.5%) | PSQI with mean ± SD of 7.5 ± 3.0 | PSQI ≥ 6 | 68.8% | • Generalized pain • Fatigue • Depressive symptoms • Functional status • Physical score of the SF-36 (p < 0.001) |
Milette et al. [5] | 2013 | Canada | 397 (98 dcSSc; 24.7%) | PROMIS (sleep disturbance scale short form) with mean ± SD of 22.8 ± 8.0 | ND | ND | Pearson correlation with PROMIS score • Gastrointestinal symptoms (p = 0.001) • Pain (p < 0.001) • Pruritus (p = 0.024) |
Frech et al. [4] | 2011 | USA | 180 (90 lcSSc; 50.9%) | MOS-Sleep measure with mean ± SD of 7.1 ± 1.73 h of sleep a night | Quantity of sleep is scored as the average hours slept per night (0–11 h) report worse score on 4 of 6 scales (except for snoring and sleep quantity) | • 41% for high-ceiling effects for snoring • 59% for shortness of breath scales | • Worsening pain and dyspnea over the past 1 month • Reflux scale of the UCLA SCTC GIT 2.0, • CESD • FACIT-Fatigue |