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The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 2 Postoperative outcomes

From: Efficacy of single burr hole with irrigation and sub-dural drain in the evacuation of chronic subdural hematoma

 

Preoperative

Postoperative

Mean difference

Std. deviation

Std. error mean

Lower 95% CI

Upper 95% CI

t

p value*

GCS

13.36 ± 1.6

14.2 ± 0.77

0.886792

1.836179

0.252219

0.380679

1.392906

3.515968

 < 0.001

Motor Power

4 ± 0.9

4.4 ± 0.6

0.433962

1.525544

0.20955

0.01347

0.854454

2.070928

0.043

  1. Std. deviation: standard deviation, Std. error mean: standard error of the mean, 95% CI: 95% confidence interval, t: t value, p value: probability value, and GCS: Glasgow Coma Scale, *p value was calculated using the paired t test
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