Table 2 Association of OD with concomitant diseases.
Diseases of the upper gastrointestinal tract | OR = 0.8 (95% CI 0.43–1.67), p = 0.63 |
COPD | OR = 1.1 (95% CI 0.45–2.70), p = 0.83 |
Diabetes mellitus type 1 and 2 | OR = 1.2 (95% CI 0.62–2.19), p = 0.65 |
CNS diseases | OR = 7.4 (95% CI 3.75–14.81), p < 0.001 |