Table 3.
Changes of test results (DemTect, CDT, 6MWT and NRS) from pre to post for the hypoxic and normoxic groups and correlations between changes of the overall group
| Variable | Delta pre–post |
P value (Mann–Whitney U test) | |
|---|---|---|---|
| Hypoxic group | Normoxic group | ||
| DemTect | +3 (+16.7%) | −0.07 (−0.39%) | <.001 |
| CDT | +1.07 (+10.7%) | −0.8 (−8%) | .03 |
| 6MWT (m) | +56.26 (+24.1%) | +27.13 (+10.8%) | .02 |
| NRS | −1.56 (−15.6%) | −1.0 (−10%) | .07 |
| Correlations between changes of both groups | Spearman rank correlation coefficient (rS) Both groups |
P value |
|---|---|---|
| 6MWT–DemTect | +0.57 | <.001 |
| 6MWT–CDT | +0.42 | .01 |
| NRS–DemTect | −0.35 | .02 |
| NRS–CDT | −0.44 | .007 |
Abbreviations: DemTect, Dementia-Detection Test; CDT, Clock-Drawing Test; 6MWT, 6-Minute Walk Test; NRS, numeric rating scale for pain. Bold text indicates P values <0.1.