Distribution of patients by age group (n = 165) Age group Number of patients Sum (%) p Male (%) Female (%) ≤ 30 9 (5, 4) 5 (3, 0) 14 (8, 5) Fisher test 0, 937 30 - ≤ 39 10 (6, 1) 3 (1, 8) 13 (7, 9) 40 - ≤ 49 16 (9, 7) 10 (6, 1) 26 (15, 7) 50 - ≤ 59 29 (17, 6) 16 (9, 7) 45 (27, 3) 60 - ≤ 69 33 (20, 0) 20 (12, 1) 53 (32, 1) 70 - ≤ 79 9 (5, 5) 3 (1, 8) 12 (7, 3) > 79 1 (0, 6) 1 (0, 6) 2 (1, 2) Conclusion: Patients in the middle-aged group (from 40 - 69 years old) are common (74.5%).