Table 4.
Comparison of GSRS score and lactulose methane-hydrogen breath test before and after treatment in intervention group
| Before treatment (n = 32) | After treatment (n = 32) | P value | |
|---|---|---|---|
| GSRS scale score | |||
| Totala | 20.41 ± 3.20 | 17.19 ± 1.65 | < 0.001 |
| Abdominal paina | 1.23 ± 0.29 | 1.17 ± 0.25 | 0.083 |
| Reflux syndromea | 1.11 ± 0.25 | 1.08 ± 0.18 | 0.157 |
| Diarrhea syndromea | 1.26 ± 0.58 | 1.13 ± 0.33 | 0.045 |
| Indigestion syndromea | 1.59 ± 0.67 | 1.17 ± 0.29 | < 0.001 |
| Constipation syndromea | 1.46 ± 0.65 | 1.17 ± 0.28 | 0.001 |
| Lactulose methane-hydrogen breath test | |||
| Positive, n (%)2 | 32 | 23 (71.9%) | - |
| Hydrogen +, n (%)2 | 16 (50.0%) | 15 (46.8%) | 0.802 |
| Methane +, n (%)2 | 11 (34.4%) | 4 (12.5%) | 0.039b |
| (Hydrogen + methane) +, n (%)2 | 5 (15.6%) | 4 (12.5%) | 0.719b |
aData are expressed as the means ± standard deviations using paired sample rank sum test
bX2 test P < 0.05 was considered statistically significance