Table 4.
Mean rank of attitude toward dreams (averaged score), items regarding utilization of dream during wakefulness and results of statistical comparisons (Mann-Whitney U Test) between narcoleptic patients with low and high lucid dreamers.
| Mean rank | U-values | Z-scores | p-values | ||
|---|---|---|---|---|---|
| Attitude toward dreams | LLD | 18.22 | 114 | −2.568 | 0.010 |
| HLD | 28.38 | ||||
| Dream sharing | LLD | 21.52 | 203 | −0.330 | 0.741 |
| HLD | 22.81 | ||||
| Recording of dreams | LLD | 20.02 | 162.5 | −2.092 | 0.036 |
| HLD | 25.34 | ||||
| Dreams affecting day-time mood | LLD | 19.61 | 151.5 | −1.652 | 0.099 |
| HLD | 26.03 | ||||
| Creative dreams | LLD | 18.37 | 118 | −2.544 | 0.011 |
| HLD | 28.13 | ||||
| Problem-solving dreams | LLD | 17.52 | 95 | −3.242 | 0.001 |
| HLD | 29.56 |
α = 0.05.
LLD, low lucid dreamers; HLD, high lucid dreamers.
Values in bold indicate significant difference.