Table 1.
Baseline sample characteristics, the DietBra Trial.
| Variables | Total n (%) | Olive oil (n = 20) n (%) | Olive oil + DietBra (n = 20) n (%) | p value |
|---|---|---|---|---|
| Gender | ||||
| Female | 34 (85) | 18 (90) | 16 (80) | 0.376 |
| Male | 6 (15) | 2 (10) | 4 (20) | |
| Age (years) | ||||
| 20-40 | 18 (45) | 11 (55) | 7 (35) | 0.204 |
| 41-60 | 22 (55) | 9 (45) | 13 (65) | |
| Education (years) | ||||
| ≤8 | 22 (55) | 9 (45) | 13 (65) | 0.204 |
| ≥9 | 18 (45) | 11 (55) | 7 (35) | |
| Economic class | ||||
| A-B | 5 (12,5) | 3 (15) | 2 (10) | 0.856 |
| C | 26 (65) | 13 (65) | 13 (65) | |
| D-E | 9 (22,5) | 4 (20) | 5 (25) | |
| Smoking | ||||
| Never smoked | 25 (62,5) | 13 (65) | 12 (60) | 0.744 |
| Smoker/ex-smoker | 15 (37,5) | 7 (35) | 8 (40) | |
| Mean ± SD | Mean ± SD | Mean ± SD | p value | |
| Weight (kg) | 117.63 ± 20.45 | 114.64 ± 19.16 | 120.63 ± 21.74 | 0.092 |
| BMI (kg/m2) | 46.5 ± 7.3 | 45.9 ± 7.42 | 47.1 ± 7.3 | 0.633 |
| % Fat | 52.21 ± 4.10 | 52.6 ± 3.10 | 51.8 ± 5.01 | 0.475 |
| Fasting glucose (mmol/L) | 125.1 ± 35.1 | 126.6 ± 34.4 | 123.5 ± 36.5 | 0.115 |
| Fasting insulin (U/mL) | 22.3 ± 11.2 | 24.1 ± 11.7 | 20.5 ± 10.7 | 0.158 |
| HOMA-IR | 7.6 ± 4.6 | 7.71 ± 4.43 | 7.5 ± 4.8 | 0.406 |
| HbA1c (%) | 7.5 ± 1.62 | 7.08 ± 1.44 | 7.84 ± 1.73 | 0.142 |
| CRP (mg/dL) | 6.60 ± 6.20 | 6.30 ± 6.59 | 6.90 ± 5.92 | 0.398 |
| TNFα (pg/mL) | 2.84 ± 4.83 | 0.69 ± 3.07 | 8.97 ± 21.89 | 0.102 |
| IL-1α (pg/mL) | 245.6 ± 95.5 | 271.2 ± 101.4 | 220.1 ± 84.1 | 0.067 |
| IL-6 (pg/mL) | 4.75 ± 6.60 | 4.53 ± 6.58 | 4.97 ± 6.79 | 0.615 |
| MCP-1 (pg/mL) | 0.16 ± 0.39 | 0.18 ± 0.43 | 0.13 ± 0.36 | 0.464 |
| Adiponectin (ng/mL) | 7.53 ± 7.05 | 8.02 ± 7.22 | 6.86 ± 7.04 | 0.231 |
| Leptin (pg/mL) | 4156.3 ± 188.8 | 4151.5 ± 191.2 | 4161.1 ± 191.3 | 0.989 |
| IL-10 (pg/mL) | 10.8 ± 7.7 | 9.09 ± 7.03 | 12.5 ± 8.11 | 0.426 |
DietBra, the traditional Brazilian diet; SD, standard deviation; BMI, body mass index; HOMA-IR, homeostatic model assessment of insulin resistance; HbA1c, glycated hemoglobin; CRP- C, reactive protein; TNFα, tumor necrosis factor alpha; IL-1α, interleukin 1 alpha; IL-6, interleukin 6; MCP-1, monocyte chemoattractant protein 1; IL-10, interleukin 10.