Table 2 Characteristics of male and female adolescents
Variables | Male (N = 2326) | Female (N = 1774) | P |
|---|---|---|---|
Rural areas, N (%) | 1193 (51.3) | 731 (41.2) | < 0.001* |
Age, y (IQR) | 13 (13 ~ 14) | 13 (13 ~ 14) | 0.707 |
Boarding status, N (%) | 862 (37.1) | 475 (26.8) | < 0.001* |
Key class, N (%) | 931 (40.0) | 841 (47.4) | < 0.001* |
Three generational household, N (%) | 1795 (77.2) | 1371 (77.3) | 0.933 |
Single parent family, N (%) | 264 (11.3) | 165 (9.3) | 0.034* |
Current caregivers, N (%) | 0.001* | ||
Parents | 1883 (81.0) | 1510 (85.1) | |
Grandparents | 381 (16.4) | 238 (13.4) | |
Other relatives | 62 (2.7) | 26 (1.5) | |
Sibling children, N (%) | 1280 (55.0) | 1001 (56.4) | 0.373 |
Left behind types, N (%) | 0.151 | ||
Un-left-behind | 1576 (67.8) | 1253 (70.6) | |
Father absent | 139 (6.0) | 104 (5.9) | |
Mother absent | 57 (2.9) | 47 (2.6) | |
Both absent | 554 (23.8) | 370 (20.9) | |
Father’s education level, N (%) | < 0.001* | ||
Primary School and Below | 233 (10.0) | 143 (8.1) | |
Junior middle school | 836 (35.9) | 526 (29.7) | |
Senior middle school | 608 (26.1) | 492 (27.7) | |
College degree and above | 649 (27.9) | 613 (34.6) | |
Mother’s education level, N (%) | < 0.001* | ||
Primary School and Below | 486 (20.9) | 292 (16.5) | |
Junior middle school | 707 (30.4) | 480 (27.1) | |
Senior middle school | 552 (23.7) | 462 (26.0) | |
College degree and above | 581 (25.0) | 540 (30.4) | |
Physical activity, N, (%) | 616 (26.5) | 276 (15.6) | < 0.001* |
Birth order, N, (%) | < 0.001 | ||
Only children | 1046 (45.0) | 773 (43.6) | |
Eldest children | 444 (19.1) | 614 (31.6) | |
Middle children | 235 (10.1) | 131 (7.4) | |
Youngest children | 601 (25.8) | 256 (14.4) | |
Having younger brother(s), N, (%) | 466 (20.0) | 600 (33.8) | < 0.001* |
Having younger sister(s), N, (%) | 358 (15.4) | 235 (13.2) | 0.053 |
Having elder brother(s), N, (%) | 355 (15.3) | 254 (13.8) | 0.193 |
Having elder sister(s), N, (%) | 640 (27.5) | 211 (11.9) | < 0.001* |
High depressive symptomatology, N, (%) | 703 (30.2) | 690 (38.9) | < 0.001 |