Table 4.
Comparisons of computer-based cognitive tasks and orthostatic active stand parameters between participants with and without brain fog.
| With Brain Fog (n = 71) |
Without Brain Fog (n = 37) |
p-Value | ||||
|---|---|---|---|---|---|---|
| Cognitive tests: | ||||||
| Simple response time task, ms, (SD) | 422.2 | (226.6) | 345.8 | (152.6) | 0.028 + | |
| Choice reaction time task, ms, (SD) | 693.3 | (364.6) | 572.6 | (208.4) | 0.035 + | |
| Resting physiological parameters: | ||||||
| Heart rate, bpm, (SD) | 68.8 | (10.8) | 71.0 | (11.1) | 0.325 ^ | |
| Systolic blood pressure, mmHg, (SD) | 132.0 | (14.2) | 130.3 | (15.1) | 0.731 + | |
| Diastolic blood pressure, mmHg, (SD) | 79.9 | (7.7) | 82.0 | (10.3) | 0.297 ^ | |
| Parameters from the active stand: | ||||||
| Orthostatic intolerance, % | 70.3 | 74.3 | 0.675 § | |||
^ Independent samples t-test; + independent samples Mann–Whitney U test; § chi-square test; , mean; SD, standard deviation; ms, milliseconds; bpm, beats per minute; mmHg, millimetres of mercury.