Table 1 Socio-demographic characteristics of study population
Variables | Screen time | Total (n = 1897) | Chi-sq /t test Value | p | |
|---|---|---|---|---|---|
≦60 min (n = 858) | > 60 min (n = 1039) | ||||
Gender, n(%) | 9.412 | 0.035 | |||
Male | 411 (39.7) | 623 (60.3) | 1034 (54.5) | ||
Female | 447 (51.8) | 416 (48.2) | 863 (45.5) | ||
Ethnicity, n(%) | 2.864 | 0.249 | |||
Han | 796 (44.3) | 999 (55.7) | 1795 (94.6) | ||
Minorities | 62 (60.8) | 40 (39.2) | 102 (5.4) | ||
Age, n(%) | 2.386 | 0.812 | |||
3–4 years | 192 (31.7) | 413 (68.3) | 605 (31.9) | ||
4–5 years | 305 (42.8) | 408 (57.2) | 713 (37.6) | ||
5–6 years | 361 (62.3) | 218 (36.7) | 579 (30.5) | ||
The only child, n(%) | 3.670 | 0.625 | |||
Yes | 473 (56.7) | 361 (43.3) | 834 (44.0) | ||
No | 385 (36.2) | 678 (63.8) | 1063 (56.0) | ||
Household location, n(%) | 26.581 | < 0.001 | |||
Rural | 210 (26.1) | 595 (73.9) | 805 (42.4) | ||
Urban | 648 (59.3) | 444 (40.7) | 1092 (57.6) | ||
Maternal education, n(%) | 10.996 | 0.021 | |||
High school or higher | 357 (55.8) | 283 (44.2) | 640 (33.7) | ||
Secondary | 395 (43.3) | 517 (56.7) | 912 (48.1) | ||
Primary school or lower | 106 (30.7) | 239 (69.3) | 345 (18.2) | ||
Marital status, n(%) | 10.681 | 0.016 | |||
Married | 758 (53.4) | 66,246.6() | 1420 (74.9) | ||
Divorced | 76 (18.1) | 348 (82.7) | 421 (22.2) | ||
Widowed | 24 (42.9) | 32 (57.1) | 56 (3.0) | ||
Family income, n(%) | 8.472 | 0.034 | |||
< 3000RMB | 107 (41.3) | 152 (58.7) | 259 (13.7) | ||
3000-5000RMB | 348 (40.1) | 519 (59.9) | 867 (45.7) | ||
> 5000RMB | 403 (52.3) | 368 (47.7) | 771 (40.6) | ||
Primary Caregiver, n(%) | 20.89 | < 0.001 | |||
Parents | 405 (50.8) | 393 (49.2) | 798 (42.1) | ||
Grandparents | 312 (37.7) | 515 (62.3) | 827 (43.6) | ||
Nanny or others | 141 (51.8) | 131 (48.2) | 272 (14.3) | ||