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. 2020 Aug 5;75:21–26. doi: 10.1016/j.sleep.2020.07.027

Table 2.

Comparison of sleep quality scores of healthcare workers measured using the Pittsburgh Sleep Quality Index before and after they started screening patients for the 2019-nCoV in the department handling febrile patients.

Pre-screening Post-screening Difference P-value
Sleep quality 0.83 ± 0.035 1.06 ± 0.052 0.23 ± 0.066 0.001
Sleep latency 1.7 ± 0.107 2.22 ± 0.127 0.53 ± 0.166 0.002
Sleep duration 0.51 ± 0.035 0.59 ± 0.058 0.0791 ± 0.065 0.514
Sleep efficiency 0.76 ± 0.05 1.46 ± 0.073 0.7 ± 0.093 <0.001
Sleep disturbances 0.80 ± 0.031 0.85 ± 0.035 0.05 ± 0.048 0.289
Use of medication 0 ± 0 0.12 ± 0.032 0.12 ± 0.032 <0.001
Daytime dysfunction 1.45 ± 0.089 1.92 ± 0.119 0.47 ± 0.15 0.002
Sleep quality total score 6.54 ± 0.196 8.24 ± 0.326 1.71 ± 0.395 <0.001

The data are presented as the means ± SD. Scores obtained pre-screening and those obtained during the screening process were compared using the paired Student's t test. Abbreviations: 2019-nCoV, 2019 novel coronavirus.