TABLE 1.
Information of patients
| Patients’ information | Groups |
Chi-square test |
||
|---|---|---|---|---|
| Placebo (n = 27) | Probiotic (n = 29) | X2/t | P | |
| Gender (male/female) | 14/13 | 12/17 | 0.617 | 0.432 |
| Ethnicity (Han/other) | 20/7 | 21/8 | 0.020 | 0.889 |
| Age (mean ± SD, yrs) | 48.67 ± 11.79 | 51.17 ± 10.14 | 0.855 | 0.397 |
| Ht (mean ± SD, m) | 1.68 ± 0.85 | 1.63 ± 0.65 | 1.137 | 0.261 |
| Wt (mean ± SD, kg) | 76.30 ± 18.02 | 70.91 ± 13.76 | 0.917 | 0.363 |
| BMI (mean ± SD, kg/m2) | 27.09 ± 5.79 | 26.44 ± 4.16 | 0.507 | 0.614 |
| Working status (full-time employment/other) | 19/8 | 20/9 | 0.013 | 0.909 |
| Marital status (married/other) | 25/2 | 27/2 | 0.006 | 0.941 |
| Education level (bachelor's degree or above/other) | 20/7 | 20/9 | 0.179 | 0.672 |