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Table 1 Patient demographics and clinical characteristics

From: The value of intraoperative intracranial pressure monitoring for predicting re-operation using salvage decompressive craniectomy after craniotomy in patients with traumatic mass lesions

Characteristics

 

Total patient, n

284

SDC, n (%)

41 (14.4 %)

Reason for re-operation, n (%)

 

Regional oedema and PTHa

34 (82.9 %)

Focal neonatal haematomab

6 (14.6 %)

Remote site haematomac

1 (2.4 %)

Age, years (mean ± SD)

35.4 ± 10.8

Male, n (%)

235 (82.7 %)

Cause of trauma, n (%)

 

Traffic accidents

200 (70.4 %)

Fall

54 (19.0 %)

Assault

25 (8.8 %)

Others

5 (1.8 %)

Time from injury to operation, h (mean ± SD)

9.8 ± 4.9

Trauma severity, GCS, n (%)

 

3

41 (14.4 %)

4

57 (20.1 %)

5

66 (23.2 %)

6

64 (22.5 %)

7

36 (12.7 %)

8

20 (7.0 %)

CT parameters, n (%)

 

Midline shift of >5 mm

219 (77.1 %)

Compressed basal cisterns

211 (74.3 %)

Mass lesion type, n (%)

 

Combined lesionsd

81 (28.5 %)

SDH

122 (43.0 %)

Contusion

81 (28.5 %)

ICP, mmHg (mean ± SD)

 

Initial ICP

30.6 ± 8.7

Dura suture ICP

9.3 ± 3.4

Unfavorable outcomee, n (%)

193 (68.0 %)

  1. CT Computed tomography, GCS Glasgow Coma Scale, ICP Intracranial pressure, PTH Progressive traumatic haematoma, SD Standard deviation, SDC Salvage decompressive craniectomy, SDH Subdural haematoma
  2. aIncrease more than 30 % volume of original haematoma
  3. bFocal neonatal haematoma in the surgical region
  4. cNeonatal haematoma away from the surgical region
  5. dContusion plus SDH
  6. eExtended Glasgow Outcome Score (1–4)