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Table 1 Characteristics of studies included in the met-analyses

From: Phenytoin versus Leviteracetam for Seizure Prophylaxis after brain injury – a meta analysis

Study

Country

Study Design

Population Type

Analyzed

Mean

Age

(years)*

% Males

Dosage/day

Seizures assessed at

    

PHY

LEV

PHY

LEV

PHY

LEV

PHY

LEV

 

Jones et al.[7]

USA

Obs

Severe TBI

41

32

34.6

33.2

75

73

N/A

1000 mg

7 Days

Milligan et al.[12]

USA

Obs

Supra-tentorial surgery

210

105

60

56.3

47

39

200-800 mg

500-3000 mg

7 Days & 30 Days

Lim et al.[13]

USA

RCT

Glioma

(Post Operative)

8

15

48.2

42

100

60

300-400 mg

1000-3000 mg

6 months

Szaflarski[8]

USA

RCT

TBI, SAH

18

34

42

45

72.2

76.5

5 mg/kg

2000-3000 mg

3 Days & 6 months

Taylor et al.[14]

USA

Obs

ICH

25

60

70.2

63.3

52

40

NA

500-2000 mg

Till discharge

Murphy-Human et al.[15]

USA

Obs

SAH

297

145

57

55

30

28

NA

1000 mg

3 Days & Till discharge

  1. Obs Observational study, RCT Randomized Controlled Trial, LEV Levetiracetam, PHY Phenytoin, TBI Traumatic brain injury, ICH Intracranial hemorrhage, SAH Subarachnoid hemorrhage.
  2. * Mean age has been estimated wherever not directly available.