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Table 3 Clinical Characteristics According to the Presence of PLPH

From: No effect of recumbency duration on the occurrence of post-lumbar puncture headache with a 22G cutting needle

 

PLPH Yes (n = 22)

PLPH No (n = 48)

P Value

 

n (%) or Mean ± SD

n (%) or Mean ± SD

 

Sex, Female

7 (31.8%)

20 (41.7%)

0.598

Age (year)

50.7 ± 14.2

52.8 ± 13.7

0.545

Drainage amount (mL)

24.5 ± 12.9

23.6 ± 8.3

0.747

Opening pressure (cm H20)

12.9 ± 5.1

13.0 ± 5.8

0.968

Closing pressure (cm H20)

10.9 ± 4.3

10.2 ± 5.7

0.764

Experience of PLPH

   

   Yes

4 (57.1%)

2 (11.8%)

0.038

   No

3 (42.9%)

15 (88.2%)

 

Physician

   

   Intern

1 (5%)

2 (4.3%)

1.000

   First-year Resident

18 (85%)

43 (91.4%)

 

   Second-year Resident

1 (5%)

2 (4.3%)

 

LP attempts

   

   1

17 (77.3%)

34 (72.4%)

 

   2

3 (13.6%)

6 (12.9%)

1.000

   3

2 (9.1%)

5 (10.5%)

 

   4

0

1 (2.1%)

 

   7

0

1 (2.1%)

 

Leukocytosis in CSF (WBC > 5 mm3)

4 (18.2%)

10 (20.8%)

0.797

Chronic headache before LP

   

   Yes

6 (27.3%)

1 (2.1%)

 

   No

16 (72.7%)

47 (97.9%)

0.003

  1. LP = Lumbar Puncture; PLPH = Post Lumbar Puncture Headache
  2. Significant parameters are shown in bold.
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BMC Neurology

ISSN: 1471-2377

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