The authors

country

year

size of sample

Prevalence of anxiety

Our trial

Tunisia

2021

43

95%

Lichtenhal [27]

Australia

2015

120

85%

Boman [28]

Suéde

2003

264

66%

Duetrich [24]

Allemagne

2016 (1 year)

213

54%

Dunn [20]

USA

2013

286

37%

Dahliquist [34]

USA

1993

226

13%