Table 7.
Mental symptoms of Test Group
| Before | 8 weeks later | P value vs “before” value | P value vs Control Group | |
|---|---|---|---|---|
| Irritability | 2.7 ± 0.8 | 2.6 ± 1.1 | 0.651 | 0.348 |
| Easily angered/short-tempered | 2.6 ± 0.9 | 2.5 ± 1.1 | 0.651 | 0.131 |
| Loss of motivation | 2.6 ± 1.1 | 2.1 ± 1.1 | 0.058 | 0.985 |
| No feeling of happiness | 2.0 ± 1.0 | 2.0 ± 1.1 | 0.983 | |
| Nothing to look forward to in life | 2.0 ± 1.2 | 1.8 ± 0.9 | 0.386 | 0.926 |
| Daily life is not enjoyable | 2.1 ± 1.0 | 2.0 ± 0.9 | 0.717 | 0.800 |
| Lose of confidence | 1.7 ± 0.8 | 1.7 ± 0.9 | 0.749 | 0.911 |
| Reluctance to talk with others | 2.2 ± 0.9 | 1.7 ± 0.8 | 0.057 | 0.573 |
| Depressed | 2.0 ± 0.9 | 1.9 ± 1.0 | 0.542 | 0.909 |
| A feeling of uselessness | 1.8 ± 0.7 | 1.8 ± 0.9 | 0.831 | |
| Shallow sleep | 2.2 ± 0.9 | 2.1 ± 1.2 | 0.528 | 0.998 |
| Difficulty falling asleep | 1.8 ± 0.9 | 1.7 ± 0.8 | 0.269 | 0.708 |
| Pessimism | 2.3 ± 0.8 | 2.2 ± 1.0 | 0.421 | 0.834 |
| Lapse of memory | 2.9 ± 0.9 | 2.8 ± 1.2 | 0.430 | 0.706 |
| Inability to concentrate | 2.3 ± 1.2 | 2.3 ± 1.0 | 0.790 | 0.849 |
| Inability to solve problems | 2.1 ± 1.1 | 1.9 ± 1.0 | 0.163 | 0.499 |
| Inability to make judgements readily | 2.1 ± 1.0 | 1.9 ± 1.0 | 0.163 | 0.315 |
| Inability to sleep because of worries | 1.7 ± 0.7 | 1.9 ± 1.0 | 0.331 | 0.214 |
| A sense of tension | 2.1 ± 0.9 | 2.4 ± 0.9 | 0.083 | 0.065 |
| Feeling of anxiety for no special reason | 1.6 ± 0.6 | 1.6 ± 0.5 | 0.717 | 0.772 |
| Vague feeling of fear | 1.6 ± 0.7 | 1.7 ± 0.6 | 0.772 | 0.842 |
n = 18, mean ± SD, paired t test or Mann-Whitney U test