Table 2.
Inflammation and oxidative stress variables in the intervention group (L-carnitine) and control group (placebo) at baseline and end of the trial (day 7)
| Variablea | Study Timeline | L-carnitine (n = 30), mean ± SD) | Placebo (n = 30), mean ± SD | p-value2 | p-value3 | p-value4 | |
|---|---|---|---|---|---|---|---|
| Inflammation status | CRP (mg/dl) | Baseline | 77.20 ± 28.23 | 63.50 ± 36.60 | 0.110 | 0.001 | 0.001 |
| Endpoint | 54.43 ± 29.11 | 64.51 ± 29.20 | |||||
| Mean difference ± SD | -22.77 ± 25.40 | 1.02 ± 21.10 | |||||
| p-value1 | < 0.001 | 0.794 | |||||
| ESR (mm/hr) | Baseline | 72.37 ± 23.99 | 53.47 ± 29.43 | 0.008 | 0.151 | 0.151 | |
| Endpoint | 60.19 ± 25.37 | 54.14 ± 32.71 | |||||
| Mean difference ± SD | -12.18 ± 21.16 | 0.67 ± 22.43 | |||||
| p-value | 0.004 | 0.871 | |||||
| Oxidative stress status | TAC (nmol/ml) | Baseline | 4.23 ± 1.09 | 4.14 ± 0.96 | 0.679 | 0.821 | 0.835 |
| Endpoint | 5.06 ± 1.40 | 5.04 ± 0.95 | |||||
| Mean difference ± SD | 0.83 ± 1.95 | 0.90 ± 1.37 | |||||
| p-value | < 0.001 | < 0.001 | |||||
| MDA (nmol/ml) | Baseline | 32.21 ± 6.19 | 32.10 ± 7.33 | 0.829 | 0.814 | 0.879 | |
| Endpoint | 32.78 ± 6.55 | 32.39 ± 6.13 | |||||
| Mean difference ± SD | 0.58 ± 4.05 | 0.29 ± 2.82 | |||||
| p-value | 0.501 | 0.215 | |||||
| SOD activity (U/ml) | Baseline | 18.02 ± 13.34 | 20.75 ± 15.59 | 0.402 | 0.071 | 0.050 | |
| Endpoint | 23.25 ± 11.96 | 19.17 ± 10.05 | |||||
| Mean difference ± SD | 5.23 ± 11.97 | -1.58 ± 17.32 | |||||
| p-value | < 0.001 | < 0.001 | |||||
CRP C reactive protein, ESR Erythrocyte sedimentation rate, TAC Total antioxidants capacity, SD standard deviation
1Obtained from Paired sample t-test
2Obtained from Independent Sample t-test
3Obtained from analysis of covariance (ANCOVA) in the adjusted models (adjusted for baseline value)
4Obtained from analysis of covariance (ANCOVA) in the adjusted models (adjusted for baseline value and ESR)
aValues are Mean ± Standard deviation