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. 2022 Jan 17;8(1):e32140. doi: 10.2196/32140

Table 2.

Participant numbers and weighted distribution (%) of their demographic characteristics by country and measurement waves 1 (surveyed between May 29, 2020 and June 12, 2020) and 2 (surveyed November 6-18, 2020).

Country Gendera, n (%) Age (years), n (%)

Female Male 18-24 25-34 35-44 45-54 55-64 65-74 ≥75
Canada

Wave 1 (n=1501) 723 (48.4) 772 (51.6) 163 (10.9) 247 (16.4) 243 (16.2) 269 (17.9) 262 (17.5) 246 (16.4) 72 (4.8)

Wave 2 (n=2004) 963 (48.3) 1031 (51.7) 218 (10.9) 329 (16.4) 324 (16.2) 359 (17.9) 350 (17.5) 340 (17.0) 84 (4.2)
United States

Wave 1 (n=1065) 516 (48.5) 548 (51.5) 59 (5.5) 226 (21.2) 191 (17.9) 204 (19.1) 189 (17.8) 146 (13.7) 50 (4.7)

Wave 2 (n=1003) 478 (48.1) 517 (51.9) 81 (8.0) 187 (18.7) 180 (17.9) 192 (19.1) 178 (17.8) 71 (7.1) 114 (11.4)
England

Wave 1 (n=1041) 508 (48.8) 532 (51.2) 116 (11.1) 181 (17.4) 170 (16.3) 186 (17.9) 151 (14.5) 190 (18.3) 47 (4.5)

Wave 2 (n=1000) 487 (48.8) 511 (51.2) 111 (11.1) 174 (17.4) 163 (16.3) 179 (17.9) 145 (14.5) 192 (19.2) 35 (3.5)
Belgium

Wave 1 (n=1015) 494 (48.6) 521 (51.4) 63 (6.2) 208 (20.5) 139 (13.7) 210 (20.7) 171 (16.9) 186 (18.3) 37 (3.7)

Wave 2 (n=1014) 489 (48.4) 520 (51.6) 57 (5.6) 215 (21.2) 118 (11.6) 228 (22.5) 161 (15.9) 197 (19.4) 38 (3.7)
Switzerland

Wave 1 (n=1002) 478 (47.7) 523 (52.3) 95 (9.5) 144 (14.4) 138 (13.8) 177 (17.6) 239 (23.9) 160 (16.0) 48 (4.8)

Wave 2 (n=1000) 477 (47.8) 522 (52.2) 95 (9.5) 144 (14.4) 138 (13.8) 176 (17.6) 171 (17.1) 226 (22.6) 49 (4.9)
Hong Kong

Wave 1 (n=1140) 513 (45.1) 626 (54.9) 108 (9.5) 196 (17.2) 206 (18.1) 218 (19.1) 202 (17.7) 200 (17.5) 10 (0.9)

Wave 2 (n=1002) 451 (45.0) 550 (55.0) 95 (9.5) 172 (17.2) 181 (18.1) 192 (19.1) 177 (17.7) 171 (17.1) 13 (1.3)
Philippines

Wave 1 (n=1041) 510 (49.4) 522 (50.6) 224 (21.6) 260 (25.0) 209 (20.1) 162 (15.5) 106 (10.2) 63 (6.1) 17 (1.6)

Wave 2 (n=1003) 489 (49.3) 503 (50.7) 216 (21.6) 251 (25.0) 201 (20.1) 156 (15.5) 126 (12.5) 47 (4.7) 6 (0.6)
New Zealand

Wave 1 (n=1001) 484 (48.6) 512 (51.4) 122 (12.2) 184 (18.4) 163 (16.3) 175 (17.5) 157 (15.7) 149 (14.9) 50 (5.0)

Wave 2 (n=1001) 484 (48.6) 513 (51.4) 122 (12.2) 184 (18.4) 163 (16.3) 175 (17.5) 157 (15.7) 138 (13.8) 61 (6.1)

a25 participants at the measurement wave 1 and 42 participants at measurement wave 2 did not identify as being female (F) or male (M) or preferred not to answer this question, so had their gender set to missing.