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. Author manuscript; available in PMC: 2018 Aug 1.
Published in final edited form as: Pediatr Neurol. 2017 May 18;73:13–19. doi: 10.1016/j.pediatrneurol.2017.05.009

Table 3.

Weighted prevalence of seizures by gestational age

Gestational Age
23–24 wks (n=172) 25–26 wks (n=379) 27 wks (n=292) Signif**
Any Seizure 15.4 (9.8, 21.1) 12.8 (9.2, 16.3) 9.4 (5.8, 12.9) 0.058
Epilepsy 9.0 (4.5, 13.5) 8.6 (5.6, 11.6) 5.5 (2.7, 8.2) 0.147
Single Unprovoked 3.9 (0.8, 6.9) 0.6 (0.0, 1.4) 0.8 (0.0, 1.9) 0.039
Seizure with Fever* 2.6 (0.1, 5.1) 3.6 (1.6, 5.6) 3.1 (1.0, 5.2) 0.777
*

Seizure with fever for those without epilepsy or single unprovoked seizure

**

Test for trend in prevalence by gestational age through logistic regression