Table 9.
Independent Mann-Witney U test for dizziness and palpitation medians.
| Comparison Category | Symptom Category | U | p |
|---|---|---|---|
| PoTS (sustained 30 BPM) vs. not PoTS | Dizziness | 440.5 | 0.197 |
| Palpitations | 620 | 0.569 | |
| OH vs. not OH | Dizziness | 434.5 | 0.801 |
| Palpitations | 349.5 | 0.462 | |
| OH and delayed OH vs. not OH | Dizziness | 1154.5 | 0.803 |
| Palpitations | 1043 | 0.292 | |
| PoTS (sustained 30 BPM) or OH vs. not PoTS or OH | Dizziness | 758 | 0.402 |
| Palpitations | 852.5 | 0.963 | |
| Syncopal during lean test vs. asymptomatic | Dizziness | 1088 | 0.470 |
| Palpitations | 1123 | 0.632 |