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Table 1 Demographic data

From: Cerebral vein thrombosis: clinical manifestation and diagnosis

  CVT
n = 39 (16.3%)
No CVT
n = 200 (83.7%)
p
Age (y) 43.9 42.5 0.73
Sex    0.93
   Males 12 (31%) 57 (29%)  
   Females 27 (69%) 143 (71%)  
Imaging    
   MRI/MRA 30 (77%) 158 (79%) 0.94
   CTA 12 (31%) 49 (24%) 0.62
Symptoms/History    
   Headaches 27 (69%) 145 (73%) 0.83
- acute (≤ 1day) 2 (5%) 34 (17%) 0.09
- subacte (> 1 day) 25 (64%) 111 (56%) 0.41
- unilateral 7 (18%) 30 (15%) 0.63
   Seizure (focal or generalized) 11 (28%) 19 (10%) 0.003
   Focal neurological deficit 17 (44%) 68 (34%) 0.33
   Papilledema 4 (10%) 4 (4%) 0.15
   Disturbed consciousness 0 (0%) 10 (5%) 0.32
   Pregnancy* 3 (11%) 12 (8%) 0.43
   Previous venous thrombosis 5 (13%) 24 (12%) 0.90
   Oral contraceptives* 6 (22%) 29 (20%) 0.49
D-Dimer measurement 29 (74%) 69 (35%) 0.001
   Increased§ 22 (76%) 6 (9%) 0.001
   Absolute values (μg/ml), median (range) 0.21 (0.09 - 2.51) 0.07 (0.01 - 3.1) 0.001
Thrombus location   Not applicable  
   Superior sagittal sinus 14 (36%)   
   Transverse sinus 24 (83%)   
   Sigmoid sinus 6 (21%)   
   Internal jugular vein 3 (10%)   
   Straight sinus 10 (34%)   
   Cortical veins 1 (3%)   
  1. * limited to females.
  2. § limited to patients with D-dimer measurements, reference range below 0.19 μg/ml.