Table 1.
Baseline characteristics of the 995 participants.
| Characteristics | Details |
|---|---|
| (i) Age, gender | |
| Group mean age ±S.D. (years) | 49.1 ± 15.2 |
| Age range | 12–86 |
| Gender M: F as actual values, % | 646: 349, 64.9: 35.1 |
| (ii) Years of education | |
| 10 years of education (%) | 239 (24.02) |
| 12 years of education (%) | 109 (10.95) |
| 15 years of education (%) | 349 (35.08) |
| ≥17 years of education (%) | 259 (26.03) |
| No details (%) | 39 (3.92) |
| (iii) Diseases (Blocks [36], number)% | |
| Certain infectious and parasitic diseases | A00–B99, 2, (.20) |
| Neoplasms | C00–D48, 14, (1.41) |
| Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism | D50–D89, 8, (.80) |
| Endocrine, nutritional and metabolic diseases | E00–E90, 252, (25.33) |
| Diseases of the nervous system | G00–G99, 25, (2.51) |
| Diseases of the eye and adnexa | H00–H59, 7, (.70) |
| Diseases of the ear and mastoid process | H60–H95, 2, (.20) |
| Diseases of the circulatory system | I00–I99, 104, (10.45) |
| Diseases of the respiratory system | J00–J99, 66, (6.63) |
| Diseases of the digestive system | K00–K93, 65, (6.53) |
| Diseases of the skin and subcutaneous tissue | L00–L99, 29, (2.91) |
| Diseases of the musculoskeletal system and connective tissue | M00–M99, 169, (16.98) |
| Diseases of the genitourinary system | N00–N99, 26, (2.61) |
| Chronic pain | 226, (22.71) |
Values are Group Mean (S.D.); M – male; F – female (S.D.).