From: Detecting insomnia in patients with low back pain: accuracy of four self-report sleep measures
Test | AUC a | 95% CI |
---|---|---|
Pittsburgh questionnaireb | 0.79 | 0.68 to 0.87 |
Insomnia indexc | 0.78 | 0.67 to 0.86 |
Roland itemd | 0.64 | 0.53 to 0.75 |
Epworth scalee | 0.53 | 0.41 to 0.64 |