Research Article
Validation of the Arabic Version of the Epworth Sleepiness Scale among the Yemeni Medical Students
Table 3
Standardized model and SMC
of the hypothesized and revised models.
| Item | Label | Model | Hypothesized | Revised | Loading | SMC | Loading | SMC |
| Watching TV | TV | 0.96 | 0.927 | 0.98 | 0.958 | As a passenger in a car for an hour without a break | Passenger | 0.67 | 0.454 | 0.67 | 0.447 | Sitting, inactive in a public place (e.g., a theatre or a meeting) | Public places | 0.63 | 0.392 | 0.62 | 0.379 | Sitting quietly after a lunch | Quietly | 0.57 | 0.282 | 0.59 | 0.350 | In a car, while stopped for a few minutes in the traffic | Car | 0.48 | 0.232 | 0.481 | 0.232 | Lying down to rest in the afternoon when circumstances permit | Lying | 0.53 | 0.282 | 0.53 | 0.278 | Sitting and talking to someone | Sitting & talking | 0.27 | 0.070 | — | — | Sitting and reading | Sitting & reading | 0.24 | 0.056 | 0.23 | 0.054 | Cronbach’s alpha () | | 0.65 | | 0.68 | |
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Square multiple correlation. |