Table 1.
Baseline pretreatment characteristics of the patients
| Variable | Group 1 TT (n=23) | Group 2 1 g NS+O (n=21) | Group 3 2g NS+O (n=21) | Group 4 3 g NS+O (n=23) | Differences between groups (P value) |
|---|---|---|---|---|---|
| Demographic data | |||||
| Age: mean ± SD | 41.7 ± 14.7 | 43.5 ± 14.6 | 43.5 ± 9.9 | 40.8 ± 11.9 | 0.926 |
| BMI: mean ± SD | 28.4 ± 6.2 | 27.9 ± 5.2 | 30.2 ± 7.2 | 28.4 ± 5.8 | 0.808 |
| Sex: Males | 8 | 8 | 5 | 11 | 0.592 |
| Females | 15 | 13 | 16 | 12 | |
| Smokers | 2 | 5 | 1 | 6 | 0.126 |
| Endoscopic findings | |||||
| Normal endoscopy | 0 | 0 | 1 | 1 | 0.290 |
| Antral gastritis | 6 | 10 | 8 | 8 | |
| Pangastritis | 6 | 4 | 4 | 5 | |
| GERD | 0 | 0 | 0 | 2 | |
| Gastritis + GERD | 11 | 5 | 5 | 6 | |
| Gastroduodenitis + GERD | 0 | 2 | 3 | 1 |
NS: Nigella sativa; O: Omeprazole; GERD: gastroesophageal refl ux disease (according to LA classification), n: number of patients; SD: standard deviation. Oneway analysis of variance (ANOVA) for comparison of the means of age and BMI. Chi-square (χ2) test for comparison of the proportions of categorical variables (sex, smoking, endoscopic findings). There were no signifi cant differences between the four groups regarding age, sex, BMI, smoking and endoscopic findings