Analysis of primary outcomes measured at 6 months
| ESS score | Primary care (n=149) | Sleep unit (n=153) | Difference | Difference in the mean change adjusted for baseline (ITT) | |
| Mean (95% CI) | Mean (95% CI) | Mean (95% CI) | Mean (95% CI) | P values | |
| Baseline | 10.12 (9.37 to 10.87) | 8.85 (8.02 to 9.67) | – | – | |
| 6 months | 7.61 (6.85 to 8.36) | 5.73 (5.05 to 6.42) | – | – | |
| Change | −2.49 (−3.30 to −1.69)‡ | −3.11 (−3.94 to −2.28)‡ | −0.61 (−1.77) | −1.25 (−1.88)* | 0.025† |