Percentages of patients with a diagnosis of snoring, sleep apnoea, or obesity hypoventilation syndrome and control subjects who are (1) employed, on leave or students, (2) receiving public transfer income due to unemployment, social transfer payments, or (3) retired
| Snorers | SA | OHS | ||||
| Patients (N=12 045) | Controls (N=48 180) | Patients (N=19 438) | Controls (N=77 752) | Patients (N=755) | Controls (N=2588) | |
| Employed, on leave or students | 71 | 71 | 60* | 64 | 37* | 55 |
| Receiving public transfer income due to unemployment, social transfer payments | 14 | 14 | 18* | 13 | 37* | 14 |
| Receiving pension benefits payable between early retirement and normal retirement pension | 11 | 11 | 17 | 18 | 23 | 29 |
| Other | 4 | 5 | 5 | 5 | 2 | 2 |
↵* p<0.0001.
OHS, obesity hypoventilation syndrome; SA, sleep apnoea.