Table 2.
Mean scores and standard error of the means (shown in parentheses) on the questionnaires and physiological measures in the Probiotic and Placebo groups. p values indicate the Time by Group interaction.
| Questionnaires and Physiological outcomes | |||||
|---|---|---|---|---|---|
| Pre-intervention | Post-intervention | p-valuea | |||
| Probiotic | Placebo | Probiotic | Placebo | ||
| VAS | 6.69 (0.41) | 7.50 (0.50) | 5.49 (0.38) | 6.05 (0.62) | 0.72 |
| FIQ | 60.92 (2.90) | 68.18 (4.63) | 55.06 (4.61) | 56.15 (5.20) | 0.17 |
| SF-36 | |||||
| General Health | 27.81 (3.19) | 24.00 (4.09) | 34.84 (4.00) | 26.67 (5.49) | 0.31 |
| Emotional Role | 39.58 (12.25) | 13.33 (7.13) | 43.75 (11.27) | 37.78 (12.54) | 0.14 |
| Physical Function | 39.27 (6.49) | 32.33 (5.56) | 50.63 (6.77) | 42.33 (6.43) | 0.78 |
| Physical Role | 3.13 (2.13) | 5.00 (5.00) | 18.75 (8.39) | 23.33 (8.61) | 0.81 |
| Corporal Pain | 23.44 (3.64) | 18.33 (4.72) | 32.97 (5.94) | 30.67 (5.22) | 0.75 |
| Vitality | 24.06 (3.98) | 13.33 (4.04) | 31.88 (4.74) | 25.67 (6.05) | 0.43 |
| Social Function | 36.72 (5.87) | 32.50 (6.43) | 46.88 (6.51) | 47.50 (6.92) | 0.51 |
| Health Evolution | 42.75 (3.61) | 31.47 (5.15) | 52.00 (4.68) | 44.80 (6.02) | 0.44 |
| BDI | 21.75 (2.10) | 30.73 (3.33) | 18.88 (2.20) | 24.93 (4.07) | 0.33 |
| STAI | |||||
| State | 34.32 (1.53) | 33.07 (0.94) | 36.07 (3.25) | 37.33 (3.79) | 0.60 |
| Trait | 40.19 (2.87) | 44.07 (3.05) | 37.19 (2.91) | 40.67 (3.59) | 0.90 |
| MMSE | 28.50 (0.42) | 28.47 (0.42) | 28.44 (0.42) | 28.73 (0.28) | 0.50 |
| Cortisol | 2531.65 (88.51) | 2664.86 (99.37) | 1611.76 (70.73) | 1802.15 (63.54) | 0.70 |
ap-values for Time by Group interaction from repeated measures ANOVAs.