Table 1.
Sample characteristics.
| Global | African Region | Eastern Mediterranean Region | European Region | Region of the Americas | South-East Asia Region | Western Pacific Region | |
|---|---|---|---|---|---|---|---|
| Age | |||||||
| 13 years | 65,546 (22.4) | 7767 (20.2) | 15,160 (26.9) | 455 (26.8) | 18,294 (21.7) | 9876 (27.4) | 13,994 (13.2) |
| 14 years | 83,515 (28.5) | 10,969 (24.9) | 18,728 (29.9) | 448 (26.8) | 24,125 (29.5) | 12,203 (31.6) | 17,042 (24.9) |
| 15 years | 78,710 (24.5) | 12,629 (27.1) | 16,730 (25.1) | 569 (25.1) | 21,382 (27.9) | 10,599 (21.9) | 16,801 (25) |
| 16+ years | 79,999 (24.6) | 15,822 (27.8) | 13,697 (18.1) | 539 (21.3) | 15,526 (20.9) | 11,580 (19.1) | 22,835 (36.9) |
| Sex | |||||||
| Male | 168,504 (51.4) | 27,753 (51.6) | 36,500 (53.6) | 1033 (52.3) | 41,780 (49.7) | 24,040 (52.1) | 37,398 (48.8) |
| Female | 181,673 (48.6) | 29,010 (48.4) | 37,379 (46.4) | 1053 (47.7) | 45,963 (50.3) | 27,402 (47.9) | 40,866 (51.2) |
| SES | |||||||
| Average | 240,305 (68.3) | 28,225 (61.9) | 55,412 (75.5) | 1986 (94.7) | 71,995 (83.2) | 29,840 (61.9) | 52,847 (70.1) |
| Below average | 94,731 (31.7) | 20,308 (38.1) | 18,528 (24.5) | 108 (5.3) | 16,063 (16.8) | 14,202 (38.1) | 25,522 (29.9) |
| Physically active | |||||||
| No | 215,791 (68.2) | 26,979 (65.8) | 45,045 (70.7) | 503 (23.6) | 57,038 (71.6) | 31,921 (66.9) | 54,305 (69.3) |
| Yes | 110,649 (31.8) | 18,378 (34.2) | 18,728 (29.3) | 1459 (76.4) | 29,526 (28.4) | 19,160 (33.1) | 23,398 (30.7) |
| Sedentary behavior | |||||||
| <3 h | 219,251 (70.6) | 34,015 (73.7) | 46,619 (74.1) | 922 (47.8) | 49,301 (64) | 37,870 (73.2) | 50,524 (63.9) |
| ≥3 h | 120,231 (29.4) | 15,822 (26.3) | 25,915 (25.9) | 1092 (52.2) | 36,877 (36) | 13,218 (26.8) | 27,307 (36.1) |
| Smoking | |||||||
| No | 279,620 (91) | 43,244 (92.5) | 64,261 (92.1) | 1700 (85.8) | 58,259 (83.8) | 43,099 (90.8) | 69,057 (91.1) |
| Yes | 37,220 (9) | 4014 (7.5) | 7942 (7.9) | 324 (14.2) | 11,256 (16.2) | 5187 (9.2) | 8497 (8.9) |
| Alcohol consumption | |||||||
| No | 196,182 (85.6) | 34,675 (86.3) | 7542 (90.7) | 1088 (60.6) | 48,977 (67.2) | 38,075 (93.7) | 65,825 (79.7) |
| Yes | 57,827 (14.4) | 8028 (13.7) | 1007 (9.3) | 794 (39.4) | 32,651 (32.8) | 4608 (6.3) | 10,739 (20.3) |
| Bullying victimization | |||||||
| No | 212,727 (65.1) | 26,507 (55.3) | 39,852 (54.5) | 1749 (90) | 62,339 (70.9) | 28,402 (72.1) | 53,878 (68.1) |
| Yes | 102,063 (34.9) | 22,349 (44.7) | 24,825 (45.5) | 193 (10) | 21,536 (29.1) | 12,695 (27.9) | 20,465 (31.8) |
| Loneliness | |||||||
| No | 296,365 (88.6) | 41,885 (86.9) | 57,896 (84.2) | 1954 (93.6) | 77,867 (89.7) | 46,657 (92) | 70,106 (87.8) |
| Yes | 40,834 (11.4) | 7240 (13.1) | 11,071 (15.8) | 144 (6.4) | 9763 (10.3) | 4728 (8) | 7888 (12.2) |
| Parental supervision | |||||||
| No | 171,657 (61) | 17,140 (51.9) | 34,364 (55.7) | No obs | 41,997 (59.1) | 30,110 (57.8) | 48,046 (75.3) |
| Yes | 104,788 (39) | 12,751 (48.1) | 29,069 (44.3) | No obs | 25,146 (40.9) | 20,680 (42.2) | 17,142 (24.7) |
| Parental bonding | |||||||
| No | 152,668 (58.5) | 18,686 (62.5) | 34,723 (57.6) | No obs | 32,536 (50.8) | 27,440 (55) | 39,283 (65) |
| Yes | 122,459 (41.5) | 11,020 (37.5) | 28,458 (42.4) | No obs | 34,159 (49.2) | 23,045 (45) | 25,777 (35) |
Results in the cells are presented in terms of sample size followed by weighted prevalence in the parenthesis, n (%). No obs stands for “No observation”.