Table 2: Patients’ comorbidities and habits.

Parameter years 50 years Number 23 57   ASA         1-2 23 (100.0%) 37 (65.0%) 0.000   3-4 0 20 (35.0%) Hypertension 2 (8.6%) 27 (47.3%) 0.001 COPD 0 4 (7.0%) 0.319 Ischemic heart disease 1 (4.3%) 12 (21.0%) 0.095 Diabetes mellitus 0 6 (10.5%) 0.175 Aspirin or NSAIDs 1 (4.3%) 8 (14%) 0.434 Steroids 1 (4.3%) 2 (3.5%) 0.637 Smoke 13 (56.5%) 20 (35.0%) 0.087 Alcohol 17 (73.9%) 27 (47.3%) 0.046

ASA: American Society of Anesthesiology; COPD: chronic obstructive pulmonary disease. NSAIDs: nonsteroidal anti-inflammatory drugs.