| Characteristics | Alzer & Diamel (n = 32) | Placebo (n = 32) | Total | P |
| Sex | ||||
| Male | 15 (46.9) | 13 (40.6) | 28 (43.8) | 0.64 |
| Female | 17 (53.1) | 19 (59.4) | 36 (56.3) | |
| Age (years), Mean (SD) | 56.0 (5.3) | 56.1 (6.9) | 56.0 (6.1) | 0.93 |
| Evolution period in years | ||||
| < 10 | 4 (12.5) | 6 (19.4) | 10 (15.9) | 0.51 |
| 10 - 20 | 23 (71.9) | 19 (58.0) | 42 (65.1) | |
| > 20 | 5 (15.6) | 7 (22.6) | 12 (19.0) | |
| Nutritional information | ||||
| Normal weight | 5 (15.6) | 4 (12.5) | 9 (14.6) | 0.43 |
| Overweight | 10 (31.2) | 15 (46.8) | 25 (39.1) | |
| Obese | 17 (53.1) | 13 (40.6) | 30 (46.9) |