Table 3. Differences in PAB of young children with increasing age [N (%)].
| Age | TDPA (min/w) | DPA (min/w) | SPA (min/w) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T1 | T2 | T3 | X2 | P | T1 | T2 | T3 | X2 | P | T1 | T2 | T3 | X2 | P | |
| Boys (9168) | |||||||||||||||
| 3 | 421 (22.90) | 962 (52.30) | 455 (24.80) | 5.774 | 0.673 | 408 (22.20) | 971 (52.80) | 459 (25.00) | 56.582 | <0.01 | 390 (21.20) | 994 (54.10) | 454 (24.70) | 47.108 | <0.01 |
| 4 | 655 (24.90) | 1326 (50.30) | 653 (24.80) | 657 (24.90) | 1423 (54.00) | 554 (21.00) | 641 (24.30) | 1344 (51.00) | 649 (24.60) | ||||||
| 5 | 720 (24.60) | 1514 (51.80) | 688 (23.50) | 526 (18.00) | 1703 (58.30) | 693 (23.70) | 577 (19.70) | 1738 (59.50) | 607 (20.80) | ||||||
| 6 | 435 (24.50) | 934 (52.60) | 405 (22.80) | 442 (24.90) | 925 (52.10) | 407 (22.90) | 362 (20.40) | 969 (54.60) | 443 (25.00) | ||||||
| Girls (8846) | |||||||||||||||
| 3 | 439 (23.50) | 981 (52.50) | 450 (24.10) | 1.172 | 0.997 | 422 (22.60) | 1014 (54.20) | 434 (23.20) | 34.080 | <0.01 | 466 (24.90) | 953 (51.00) | 451 (24.10) | 56.568 | <0.01 |
| 4 | 616 (24.20) | 1318 (51.70) | 615 (24.10) | 636 (25.00) | 1386 (54.40) | 527 (20.70) | 585 (23.00) | 1328 (52.10) | 636 (25.00) | ||||||
| 5 | 681 (24.40) | 1460 (52.30) | 651 (23.30) | 534 (19.10) | 1571 (56.30) | 687 (24.60) | 568 (20.30) | 1683 (60.30) | 541 (19.40) | ||||||
| 6 | 401 (24.50) | 844 (51.60) | 391 (23.90) | 395 (24.10) | 874 (53.40) | 367 (22.40) | 356 (21.80) | 891 (54.50) | 389 (23.80) | ||||||
The data are presented as frequency and percentage.
The p values in bold indicate significant differences (p<0.05).