Pressure values before and after venous sinus stent placementa
| Before | After | ||||
|---|---|---|---|---|---|
| Data Available (%) (No.) | Data Available (%) (No.) | ||||
| CSF opening pressure (cm H2O) | 84.6% (11/13) | 31 (23–38) | CSF opening pressure (cm H2O) | 76.9% (10/13) | 21 (18.75–29.25) |
| CSF opening pressure improvement (mm Hg) | 76.9% (10/13) | −9.25 (−20.7 to −5.7) | |||
| Transstenotic pressure gradient in GA (mm Hg) | 100% (13/13) | 9 (5–15) | Transstenotic pressure gradient in GA (mm Hg) | 100% (13/13) | 1 (0–2) |
| Transstenotic pressure gradient improvement (in mm Hg) | 100% (13/13) | −8 (−15 to −3.5) | |||
| Transstenotic pressure gradient on diagnosis in LA (mm Hg) | 92.3% (12/13) | 22.5 (13.25– 26.25) | Transstenotic pressure gradient at 6-mo follow-up in LA (mm Hg) | 92.3% (12/13) | 1.5 (0.25– 5) |
| Transstenotic pressure gradient improvement at 6-mo follow-up (mm Hg) | 92.3% (12/13) | −19 (−21.75 to −13.25) | |||
Note:—LA indicates local anesthesia; GA, general anesthesia.
↵a Data are expressed as percentages (No.) or median (interquartile range [25%–75%]).