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. 2017 Jul 21;2(3):195–221. doi: 10.1177/2396987317719364

Table 4.

Proportion of female patients affected by pregnancy-related CVT in described cohorts (with at least 10 cases of pregnancy-related CVT).

Country Male: Female ratio Total of female patients/ total cohorta Pregnancy Puerperium Proportion (%)b
Karadas et al.143 Turkey 2:11 43/51 8 17 58
Sidhom et al.65 Tunisia 6:13 28/41 2 7 32
Souirti et al.145 Morocco 4:9 18/26 0 10 56
Pai et al.144 India 5:3 219/573c 15 8
Uzar et al.146 Turkey 1:2 31/47c 6 8 45
Dentali et al.49 Italy/ Czech Republic/ USA 5:14 520/706 55 11
Kumral et al.147 Turkey 4:9 152/220 34 22
Misra et al.39,d India 3:5 41/66 12 29
Algahtani et al.148 Saudi Arabia 6:23 73/92 17 23
Wasay et al.149 Asiae - 204f 9 40 24
Ruiz-Sandoval et al.150 Mexico 2:11 50/59 6 21 54
Ben Salem-Berrabah et al.151 Tunisia 5:21 21/26 2 8 48
Martinelli et al.187 Italy 7:19 106/145 14 13
Koopman et al.152 Netherlands 3:14 65/79 12 18
Ferro et al.5 Multinational 1:3 465/624 24 53 17
Khealani et al.153 Pakistan/ United Arab Emirates 7:8 58/109c – 18 31
Wasay et al.154 USA 2:3 109/182c 13 12
Sagduyu et al.155d,g Turkey 2:5 33/46 7 7 42
Stolz et al.93 Germany 5:17 61/79 13 21
Ferro et al.156 Portugal 2:5 101/142 1 10 11
Preter et al.81 France 8:11 59/102 11 19
Studies distinguishing CVT in pregnancy or puerperium 65 199
Total 1:2h 2253/3415h 460 25

CVT: cerebral venous thrombosis.

a

Whenever possible only adult patients were considered.

b

Proportion of pregnancy-related CVT amongst all females included in each cohort. Total is the pooled estimated calculated using a random model of meta-analysis.

c

Children included (Pai et al.144: minimum age 3 y; Uzar et al.146: minimum age 5 y; Khealani et al.153: minimum age 10 y; Wasay et al.154: minimum age 13 y).

d

Non-consecutive patient inclusion.

e

Pakistan, Iran, Singapore, India and Sri Lanka.

f

Only women at fertile age included.

g

Only patients with vein thrombosis (cortical or deep system) without sinus thrombosis.

h

Wasay et al.149 was excluded from the ratio calculation because the study only described women.