Table 2

Baseline characteristics of the study patients

Diseases of the circulatory system54 (83.1%)
Endocrine, nutritional and metabolic diseases39 (60%)
Diseases of the genitourinary system21 (32.3%)
Diseases of the musculoskeletal system and connective tissue19 (29.2%)
Diseases of the nervous system18 (27.7%)
Neoplasms11 (16.9%)
Injury, poisoning and certain other consequences of external causes17 (26.2%)
Diseases of the digestive system15 (23.1%)
Diseases of the eye and adnexa11 (16.9%)
Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism10 (15.4%)
Mental and behavioural disorders10 (15.4%)
Symptoms, signs and abnormal clinical and laboratory findings not elsewhere classified9 (13.8%)
Diseases of the respiratory system8 (12.3%)
Diseases of the ear and mastoid process5 (7.7%)
Certain infectious and parasitic diseases3 (4.6%)
Diseases of the skin and subcutaneous tissue1 (1.5%)