Table 2 Distributions of depressive symptoms, loneliness, and anxiety symptoms among adolescents with different sociodemographic characteristics, n (%)
From: Association between weight, weight perception, weight teasing and mental health among adolescents
| Â | Â | Depressive symptoms | Loneliness | Anxiety symptoms | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|  |  | yes | χ2 | P | yes | χ2 | P | no | mild | moderate to severe | χ2 | P |
Sex | Male | 817 (16.1) | 27.793 |  < 0.001 | 2450 (48.2) | 140.457 |  < 0.001 | 3279 (64.5) | 1259 (24.8) | 543 (10.7) | 58.933 |  < 0.001 |
Female | 836 (20.3) | Â | Â | 2493 (60.6) | Â | Â | 2343 (57.0) | 1181 (28.7) | 589 (14.3) | Â | Â | |
School type | Junior middle school | 795 (18.2) | 66.990 |  < 0.001 | 2179 (49.9) | 188.094 |  < 0.001 | 2958 (67.7) | 913 (20.9) | 496 (11.4) | 337.682 |  < 0.001 |
Senior middle school | 585 (21.8) | Â | Â | 1738 (64.8) | Â | Â | 1259 (46.9) | 994 (37.1) | 429 (16.0) | Â | Â | |
Vocational middle school | 273 (12.7) | Â | Â | 1026 (47.8) | Â | Â | 1405 (65.5) | 533 (24.8) | 207 (9.7) | Â | Â | |
Live at school | Yes | 241 (16.1) | 4.235 | 0.040 | 851 (56.9) | 7.004 | 0.008 | 875 (58.5) | 445 (29.7) | 176 (11.8) | 9.426 | 0.009 |
No | 1412 (18.3) | Â | Â | 4092 (53.2) | Â | Â | 4747 (61.7) | 1995 (25.9) | 956 (12.4) | Â | Â | |
Academic performance | Top quarter | 475 (14.5) | 103.938 |  < 0.001 | 1669 (51.1) | 38.365 |  < 0.001 | 2096 (64.2) | 826 (25.3) | 345 (10.6) | 60.335 |  < 0.001 |
Middle | 744 (17.4) | Â | Â | 2277 (53.3) | Â | Â | 2639 (61.7) | 1119 (26.2) | 516 (12.1) | Â | Â | |
Bottom quarter | 434 (26.3) | Â | Â | 997 (60.3) | Â | Â | 887 (53.7) | 495 (29.9) | 271 (16.4) | Â | Â | |
Pocket money |  < 200 CNY | 879 (18.3) | 17.119 |  < 0.001 | 2542 (52.9) | 3.787 | 0.151 | 3033 (63.1) | 1198 (24.9) | 573 (11.9) | 25.652 |  < 0.001 |
200–599 CNY | 468 (16.0) |  |  | 1617 (55.2) |  |  | 1754 (59.9) | 832 (28.4) | 344 (11.7) |  |  | |
 ≥ 600 CNY | 306 (21.0) |  |  | 784 (53.7) |  |  | 835 (57.2) | 410 (28.1) | 215 (14.7) |  |  | |
BMI | Underweight | 145 (17.2) | 6.826 | 0.033 | 433 (51.5) | 1.984 | 0.371 | 525 (62.4) | 213 (25.3) | 103 (12.2) | 5.570 | 0.234 |
Normal | 1005 (17.3) | Â | Â | 3124 (53.9) | Â | Â | 3550 (61.3) | 1561 (26.9) | 684 (11.8) | Â | Â | |
Overweight/obese | 503 (19.7) | Â | Â | 1386 (54.2) | Â | Â | 1547 (60.5) | 666 (26.0) | 345 (13.5) | Â | Â | |
Weight perception | Underweight | 337 (18.8) | 95.121 |  < 0.001 | 975 (54.4) | 155.626 |  < 0.001 | 1092 (60.9) | 469 (26.2) | 231 (12.9) | 175.373 |  < 0.001 |
About the right weight | 446 (13.1) | Â | Â | 1560 (45.8) | Â | Â | 2354 (69.1) | 761 (22.3) | 292 (8.6) | Â | Â | |
Overweight | 870 (21.8) | Â | Â | 2408 (60.3) | Â | Â | 2176 (54.5) | 1210 (30.3) | 609 (15.2) | Â | Â | |
Weight teasing | Never | 904 (14.1) | 291.654 |  < 0.001 | 2967 (46.4) | 464.337 |  < 0.001 | 4333 (67.8) | 1481 (23.2) | 579 (9.1) | 521.124 |  < 0.001 |
Less than once a year | 248 (19.5) | Â | Â | 859 (67.6) | Â | Â | 666 (52.4) | 438 (34.5) | 166 (13.1) | Â | Â | |
More than once a year | 501 (32.7) | Â | Â | 1117 (73.0) | Â | Â | 623 (40.7) | 521 (34.0) | 387 (25.3) | Â | Â | |
Total | Â | 1653 (18.0) | Â | Â | 4943 (53.8) | Â | Â | 5622 (61.1) | 2440 (26.5) | 1132 (12.3) | Â | Â |