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Table 1 Demographic and clinical characteristics of the participants

From: The patients’ perspective on the burden of idiopathic intracranial hypertension

Characteristics

Mean ± SD

Min. - Max.

Age [years]

36.6 ± 10.8

18–61

BMI [kg/m2]

34.2 ± 7.3

15–59

Time since diagnose [years]

4.2 ± 4.0

1–21

LP OPD [cmH2O] a

37.8 ± 9.5

20–60

LP OPR [cmH2O] b

29.7 ± 9.2

10–57

HIT-6 c

62.1 ± 5.4

36–66

PROMIS SD (T-score*) d

58.8 ± 8.1

28.9–76.5

MDIe

26.7 ± 12.9

0–54

  1. aLumbar puncture opening pressure at diagnose (LP OPD)
  2. bLumbar puncture opening pressure, most recently measured (LP OPR)
  3. cHeadache Impact Test < 50: no impact, HIT-6 50–55: moderate impact, HIT-6 56–59: substantial impact and HIT-6 ≥ 60: severe impact
  4. dPROMIS Sleep disturbance short form 8a T-score < 55 %: no, T-score 55–60: mild, T-score 60–70: moderate and T-score > 70: severe sleep disturbances, *raw score converted to T-score
  5. eMajor Depression Inventory 0–20: no depression, MDI 21–25: mild depression, MDI 26–30: moderate depression and MDI 31–50: severe depression