Research Article
Prevalence of Sleep Disorders and Their Impacts on Occupational Performance: A Comparison between Shift Workers and Nonshift Workers
Table 2
Prevalence of different types of sleep disorders in two groups of shift workers and nonshift workers.
| ā | ā | Shift workers | Nonshift workers | value |
| Insomnia | Yes | 26 (12.4%) | 14 (6.8%) | | No | 184 (87.6%) | 190 (93.1%) |
| Sleep quality | Poor sleep quality | 43 (20.4%) | 21 (10.3%) | | Better sleep quality | 167 (79.5%) | 183 (89.7%) |
| ESS | With ESS | 21 (10%) | 13 (6.4%) | | Without ESS | 189 (90%) | 191 (93.6%) |
| RLS | Yes | 22 (10.5%) | 14 (6.8%) | | No | 188 (89.5%) | 190 (93.1%) |
| Sleep apnea | Yes | 15 (7.1%) | 17 (8.3%) | | No | 195 (92.8%) | 187 (91.6%) |
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