Table 1 Sample demographics, by country (n = 19,857)
|  | Australia, n = 3767 | Canada, n = 3118 | Mexico, n = 4057 | UK, n = 4047 | US, n = 4868 | |||||
|---|---|---|---|---|---|---|---|---|---|---|
Unweighted | Weighted | Unweighted | Weighted | Unweighted | Weighted | Unweighted | Weighted | Unweighted | Weighted | |
Gender % (n) | ||||||||||
 Male | 40.0 (1505) | 49.6 (1870) | 43.9 (1370) | 50.2 (1565) | 49.7 (2017) | 47.8 (1938) | 48.7 (1.971) | 49.8 (2016) | 47.0 (2289) | 49.8 (2424) |
 Female | 60.0 (2262) | 50.4 (1897) | 56.1 (1748) | 49.8 (1553) | 50.3 (2.040) | 52.2 (2119) | 51.3 (2.075) | 50.2 (2031) | 53.0 (2579) | 50.2 (2444) |
Age Mean (SD) | 40.2 (14.6) | 40.4 (13.3) | 41.9 (15.4) | 40.5 (13.7) | 33.7 (11.4) | 37.1 (12.6) | 37.3 (13.3) | 40.8 (13.2) | 39.1 (14.0) | 41.1 (13.5) |
Education % (n) | ||||||||||
 Low | 27.0 (1018) | 26.9 (1013) | 15.5 (484) | 14.1 (440) | 18.1 (735) | 17.0 (688) | 24.6 (996) | 25.5 (1033) | 19.3 (941) | 21.1 (1027) |
 Medium | 35.4 (1334) | 35.2 (1324) | 34.8 (1084) | 34.4 (1072) | 12.3 (501) | 12.5 (508) | 28.4 (1150) | 28.3 (1145) | 17.7 (863) | 19.5 (947) |
 High | 36.9 (1390) | 37.1 (1399) | 48.9 (1525) | 50.7 (1582) | 68.4 (2774) | 69.4 (2817) | 46.1 (1865) | 45.3 (1834) | 62.5 (3043) | 58.9 (2869) |
 Not stated | 0.7 (25) | 0.8 (30) | 0.8 (25) | 0.8 (24) | 1.2 (47) | 1.1 (45) | 0.9 (36) | 0.9 (35) | 0.4 (21) | 0.5 (24) |
Ethnicity % (n) | ||||||||||
 Majority | 83.2 (3134) | 81.6 (3076) | 70.0 (2184) | 67.2 (2096) | 86.0 (3489) | 86.0 (3489) | 87.8 (3.552) | 88.4 (3579) | 66.9 (3255) | 65.0 (3166) |
 Minority | 16.1 (607) | 17.5 (661) | 27.8 (868) | 39.5 (950) | 12.5 (509) | 12.7 (515) | 11.3 (456) | 10.4 (420) | 32.2 (1568) | 34.0 (1656) |
 Not stated | 0.7 (26) | 0.8 (31) | 2.1 (66) | 2.3 (72) | 1.5 (61) | 1.3 (52) | 1.0 (39) | 1.2 (48) | 0.9 (45) | 0.9 (46) |
BMI % (n) | ||||||||||
 Underweight | 3.1 (118) | 2.8 (104) | 2.8 (87) | 2.9 (91) | 2.6 (106) | 2.5 (100) | 3.9 (156) | 3.6 (145) | 2.4 (115) | 2.8 (138) |
 Normal weight | 36.0 (1356) | 36.5 (1374) | 39.6 (1235) | 40.2 (1255) | 42.8 (1737) | 40.8 (1655) | 33.0 (1337) | 31.4 (1270) | 37.5 (1827) | 35.4 (1722) |
 Overweight | 25.0 (941) | 25.3 (954) | 27.8 (868) | 27.4 (854) | 31.5 (1277) | 33.1 (1341) | 20.2 (819) | 21.8 (881) | 29.5 (1436) | 30.4 (1479) |
 Obese | 20.3 (765) | 18.8 (707) | 18.3 (571) | 17.4 (543) | 16.0 (649) | 17.1 (692) | 11.6 (470) | 12.5 (505) | 22.1 (1078) | 22.0 (1073) |
 Missing | 15.6 (587) | 16.6 (628) | 11.4 (357) | 12.0 (376) | 7.1 (288) | 6.6 (269) | 31.2 (1265) | 30.8 (1248) | 8.4 (412) | 9.3 (455) |