26 August 2021: Clinical Research
The Assessment of Sleep Quality in Patients Following Valve Repair and Valve Replacement for Infective Endocarditis: A Retrospective Study at a Single Center
Xiang-Ming Hu 12ABCDEF , Wen-Ting Wei 2BCDF , De-Yi Huang 2BCD , Cai-Di Lin 2BCD , Fen Lu 2BCD , Xiao-Ming Li 2BCD , Huo-Sheng Liao 2BCD , Zhi-Hong Yu 2BCD , Xiao-Ping Weng 2CDE , Shi-Bin Wang 3BCD , Cai-Lan Hou 3BCD , Fu-Jun Jia 13AEFG*DOI: 10.12659/MSM.930596
Med Sci Monit 2021; 27:e930596
Table 2 Sleep characteristics of patients undergoing different types of cardiac surgery.
| Variable | Valve repair (n=41) | Valve replacement (n=75) | P value |
|---|---|---|---|
| Sleep efficiency ≥85%, n (%) | 16 (39.0) | 30 (40.0) | 0.918 |
| Sleep efficiency (%) | 80.3±9.0 | 81.2±8.3 | 0.595 |
| Sleep latency (min) | 11.1±3.8 | 10.7±3.9 | 0.646 |
| Total time in bed (min) | 527.9±91.5 | 501.5±89.2 | 0.134 |
| Total sleep time (min) | 420.2±61.6 | 403.7±64.2 | 0.182 |
| Duration of awakenings (min) | 78.6±30.5 | 87.9±42.5 | 0.223 |
| Average awakening duration (min) | 3.7±1.0 | 4.2±1.7 | 0.078 |
| Frequency of awakenings | 21.4±6.0 | 21.4±6.5 | 0.964 |
| PSQI (points) | 8.1±4.3 | 8.3±4.2 | 0.839 |
| PSQI ≥8, n (%) | 18 (43.9) | 39 (52.0) | 0.404 |
| ESS (points) | 7.7±3.6 | 7.0±3.7 | 0.319 |
| ESS ≥9, n (%) | 15 (36.6) | 20 (26.7) | 0.266 |
| PSQI – The Pittsburgh Sleep Quality Index, ESS – Epworth Sleepiness Scale. | |||