Geometric mean triceps skinfold thickness (GM) for English children in 1972 and 1994, by age group, the percentage change, and 95% CI
| Age (years) | 1972 | 1994 | % Change | 95% CI for % change | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| No | GM (mm) | No | GM (mm) | ||||||||
| Boys | |||||||||||
| 5 | 567 | 8.60 | 459 | 8.91 | 3.60 | (0.48 to 6.83) | |||||
| 6 | 610 | 8.30 | 439 | 8.69 | 4.69 | (1.51 to 7.96) | |||||
| 7 | 648 | 8.23 | 493 | 8.88 | 7.92 | (4.33 to 11.64) | |||||
| 8 | 616 | 8.39 | 461 | 9.05 | 7.93 | (4.00 to 12.01) | |||||
| 9 | 608 | 8.82 | 387 | 10.29 | 16.60 | (11.46 to 21.99) | |||||
| 10 | 592 | 9.30 | 405 | 10.86 | 16.71 | (10.81 to 22.92) | |||||
| Girls | |||||||||||
| 5 | 570 | 10.27 | 442 | 10.58 | 3.07 | (−0.03 to 6.27) | |||||
| 6 | 585 | 10.35 | 439 | 10.63 | 2.67 | (−0.82 to 6.29) | |||||
| 7 | 622 | 10.69 | 452 | 11.45 | 7.13 | (3.35 to 11.05) | |||||
| 8 | 571 | 11.40 | 402 | 11.68 | 2.53 | (−1.74 to 6.99) | |||||
| 9 | 536 | 12.12 | 372 | 12.96 | 6.89 | (2.22 to 11.78) | |||||
| 10 | 575 | 12.93 | 431 | 13.73 | 6.26 | (1.63 to 11.09) | |||||