| Number of comorbidities* | Percent (95th CI) responding “yes” for following a special diet | SE (%) |
| All three | 16.3 (11.0, 23.5) | 3.0 |
| Two | 16.4 (13.2, 20.1) | 1.7 |
| One | 9.7 (8.0, 11.7) | 0.9 |
| None | 10.6 (8.1, 13.7) | 1.4 |