Table 1.
Characteristics of the subjects.
| Parameters | BST (n = 50) | Placebo (n = 50) | P value |
|---|---|---|---|
| Gender (male/female) | 25/25 | 22/28 | 0.55 |
| Age (years) | 49.54 ± 14.72 | 48.00 ± 12.62 | 0.53 |
| Weight (kg) | 61.88 ± 11.56 | 57.35 ± 9.23 | 0.03* |
| Height (cm) | 163.67 ± 7.32 | 163.92 ± 7.73 | 0.86 |
| Heart rate/min | 73.76 ± 11.63 | 75.02 ± 11.42 | 0.70 |
| BP systolic (mmHg) | 123.44 ± 5.08 | 118.27 ± 11.67 | 0.06 |
| BP diastolic (mmHg) | 78.94 ± 13.36 | 74.12 ± 11.23 | 0.08 |
| Smoking (yes/no) | 7/43 | 6/44 | 0.77 |
| Alcohol (yes/no) | 25/25 | 24/26 | 0.84 |
| Coffee (yes/no) | 34/16 | 33/17 | 0.83 |
| Rome criteria | |||
| Postprandial distress syndrome (PDS) (%) | 21 (42.00) | 27 (54.00) | 0.43 |
| Epigastric pain syndrome (EPS) (%) | 12 (24.00) | 8 (16.00) | |
| Mixed (PDS + EPS) (%) | 17 (34.00) | 15 (30.00) | |
| Duration of symptom (years) | 13.82 ± 3.25 | 13.37 ± 13.68 | 0.88 |
| Characteristics of dyspepsia (%) | |||
| Continuous | 21 (40.91) | 17 (32.50) | 0.10 |
| Periodic | 16 (34.09) | 10 (20.00) | |
| Irregular | 13 (25.00) | 23 (47.50) | |
| Helicobacter pylori infection | |||
| In history (%) | 8 (16.00) | 11 (22.00) | 0.74 |
| Total GIS score | 13.44 ± 4.87 | 13.82 ± 5.05 | 0.69 |
| VAS for overall symptom | 55.36 ± 18.63 | 53.08 ± 17.29 | 0.38 |
| Total FD-QoL score | 27.74 ± 18.63 | 32.18 ± 17.31 | 0.54 |
| Total BDI score | 22.70 ± 12.82 | 25.04 ± 13.49 | 0.30 |
BST: Banha-sasim-tang; BP: blood pressure; GIS: gastrointestinal symptom scale; VAS: visual analogue scale; FD-QoL: functional dyspepsia-related quality of life; BDI: Beck's depression inventory.
*Statistically significant.