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Table 1 Characteristics of the studies included

From: Impact of prenatal, neonatal, and postnatal factors on epilepsy risk in children and adolescents: a systematic review and meta-analysis

Study

Country/Region

Study design

Epilepsy diagnosis

Patient with epilepsy (n)

Control without epilepsy (n)

NOS score

Henderson et al. (1964) [32]

United States

Case-control

Clinicala

283

283

6

Maheshwar et al. (1990) [31]

India

Cohort study

Clinicala

381

372

7

Kuenneth et al. (1996) [30]

United States

Case-control

Clinicala

78

408

7

Daoud et al. (2003) [5]

Jordan

Case-control

Clinicala

200

200

6

Asadi-Pooya et al. (2005) [14]

Iran

Case-control

Clinicala

142

138

6

Krebs et al. (2006) [17]

Denmark

Case-control

Unavailable

290

580

6

Mung’ala-Odera et al. (2008) [29]

United Kingdom

Case-control

Clinicala

110

816

8

Cansu et al. (2007) [23]

Turkey

Case-control

Clinicala

805

848

7

Masri et al. (2008) [28]

Jordan

Case-control

Seizure and EEGb

55

111

6

McDermott et al. (2010) [16]

United States

Case-control

ICD codes

2185

125,563

7

Attumalil et al. (2011) [25]

India

Case-control

Clinicala

82

160

4

Burton et al. (2012) [22]

Tanzania

Cross-sectional

Clinicala

112

113

8

Miller et al. (2012) [3]

Denmark

Cohort study

ICD codes

2848

444,781

7

Ngugi et al. (2013) [12]

Sub-Saharan Africa

Cross-sectional and case-control

Clinicala

825

1031

9

Sun et al. (2008) [13]

United States

Cohort study

Clinicala

664

89,973

8

Ae-Ngibise et al. (2015) [11]

Ghana

Cross-sectional and case-control

Clinicala

144

172

6

Cruz-Cruz (2017) [24]

Mexico

Case-control

Clinicala

118

118

6

Thygesen et al. (2018) [34]

Denmark

Cohort study

Clinicala

2326

92,700

7

Hirvonen et al. (2017) [18]

Finland

Cohort study

Seizure and EEGb

5611

1,027,738

7

Kakooza-Mwesige (2017) [27]

United Kingdom

Case-control

Clinicala

155

171

8

Odd et al. (2018) [19]

United Kingdom

Cohort study

ICD codes

4594

467,038

7

Chou et al. (2020) [21]

Taiwan region of China

Cohort study

ICD codes

21,474

94,720

7

Whitehead et al. (2006) [20]

Canada

Cohort study

Seizure and EEGb

648

124,207

7

Chowdhury et al. (2020) [26]

Bangladesh

Cross-sectional

Unavailable

55

55

5

Gumisiriza et el (2021) [33]

Belgium

Case-control

Clinicala

154

153

7

Total

-

-

-

45,044

2,558,210

-

  1. a, Two unprovoked seizures; NOS Newcastle-Ottawa Scale, ICD International Classification of Diseases, EEG electroencephalogram
  2. b, abnormal