Table 2.
Change in middle hepatic vein Doppler waveform during Valsalva maneuver in healthy subjects
| Rest | Valsalva maneuver |
|---|---|
| Triphasic (n=22) | Monophasic (n=17) |
| Biphasic (n=5) | |
| Biphasic (n=8) | Monophasic (n=7) |
| Biphasic (n=1) |
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