Table 4.
Clinical features of different cerebral venous outflow pattern in 33 enrolled patients with IIH.
| Group A (n = 30) | Group B (n = 3) | P value | |
|---|---|---|---|
| Age, years, median (IQR) | 35.5(23.8–44.5) | 29(27-) | 0.70 |
| Female, n (%) | 21(95.5) | 1(33.3) | 0.25 |
| BMI, Kg/m2, median (IQR) | 26.6(22.9–29.9) | 25.4(25.3-) | 0.89 |
| Symptoms, n (%) | |||
| Headache | 20(66.7) | 2(66.7) | 1.00 |
| Visual symptom | 21(70.0) | 3(100.0) | 0.55 |
| Tinnitus | 5(100.0) | 0(0.0) | 1.00 |
| Papilledema | 20(66.7) | 3(100.0) | 0.54 |
| Duration, months, median (IQR) | 3(1–8) | 3(0.5-) | 0.35 |
| ICP grade, n (%) | 0.62 | ||
| (200~250) mm H20 | 4(13.3) | 0(0.0) | |
| (250~300) mm H20 | 6(20.0) | 1(3.3) | |
| ≥300 mmH20 | 20(66.7) | 2(66.7) | |
| Treatment, n (%) | |||
| Drug | 21(70.0) | 1(33.3) | 0.25 |
| Stenting | 11(36.7) | 3(100.0) | 0.067 |
Group A, Patients with bilateral TSS drainage dysfunction; Group B, Patients with unilateral TSS drainage dysfunction; BMI, body mass index; ICP, intracranial pressure.