Table 3:

Venous pressures before and after transverse sinus stent placement in 46 patients with IIH with and 6 without papilledema^a

	Superior Sagittal Sinus Pressure Pre-stent (mm Hg)	Superior Sagittal Sinus Pressure Post-stent (mm Hg)	Gradient Pre-stent(mm Hg)	Gradient Post-stent(mm Hg)
With papilledema	34	16	20	0.7
(n = 46)	(15–94)	(11–33)	(6–41)	(0–14)
	(n = 46)	(n = 44)	(n = 46)	(n = 46)
Without papilledema	25	11	12	0
(n = 6)	(18–34)	(7–14)	(4–15)
	(n = 6)	(n = 6)	(n = 6)	(n = 4)

^aRanges indicated in parentheses.