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. 2022 Mar 17;12(3):e056591. doi: 10.1136/bmjopen-2021-056591

Table 1.

Sociodemographic characteristics of the participants (n=812)

Total
N=812,
n (%) or median (IQR)
Geneva
N=441,
n (%) or median (IQR)
Baltimore
N=142,
n (%) or median (IQR)
Milan
N=126,
n (%) or median (IQR)
Paris
N=103,
n (%) or median (IQR)
P value
Female gender 492 (60.9) 279 (63.4) 98 (70.0) 84 (67.2) 31 (30.1) <0.001
Missing values 4 1 2 1 0
Age 39 (16) 39 (17) 40 (13) 41 (20) 35 (16) 0.001
Missing values 2 1 0 1
Region of origin 0.001
Africa 103 (12.7) 52 (11.8) 0 (0) 8 (6.4) 43 (41.8)
Americas 454 (55.9) 227 (51.5) 142 (100) 83 (65.9) 2 (1.9)
Eastern Mediterranean 64 (7.9) 28 (6.4) 0 (0) 7 (5.6) 29 (28.2)
Europe 62 (7.6) 39 (8.8) 0 (0) 21 (16.7) 2 (1.9)
Asia 38 (4.7) 7 (1.6) 0 (0) 6 (4.8) 25 (24.3)
Western Pacific 91 (11.2) 88 (20.0) 0 (0) 1 (0.8) 2 (1.9)
Missing values 0 0 0 0 0