From: Waist circumference and waist-to-height ratio of Hong Kong Chinese children
 |  |  | Percentiles | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Sex | Age | n | 3rd | 5th | 10th | 25th | 50th | 75th | 90th | 95th | 97th |
Boys | 6 | 402 | 0.39 | 0.39 | 0.40 | 0.42 | 0.45 | 0.48 | 0.52 | 0.55 | 0.57 |
 | 7 | 520 | 0.38 | 0.39 | 0.40 | 0.41 | 0.44 | 0.47 | 0.51 | 0.54 | 0.57 |
 | 8 | 572 | 0.37 | 0.38 | 0.39 | 0.41 | 0.43 | 0.47 | 0.51 | 0.54 | 0.56 |
 | 9 | 629 | 0.37 | 0.37 | 0.38 | 0.40 | 0.43 | 0.46 | 0.50 | 0.53 | 0.55 |
 | 10 | 627 | 0.36 | 0.37 | 0.38 | 0.40 | 0.42 | 0.45 | 0.49 | 0.52 | 0.55 |
 | 11 | 644 | 0.36 | 0.36 | 0.37 | 0.39 | 0.42 | 0.45 | 0.49 | 0.52 | 0.54 |
 | 12 | 729 | 0.35 | 0.36 | 0.37 | 0.39 | 0.41 | 0.44 | 0.48 | 0.51 | 0.53 |
 | 13 | 657 | 0.35 | 0.35 | 0.36 | 0.38 | 0.40 | 0.44 | 0.47 | 0.50 | 0.53 |
 | 14 | 632 | 0.34 | 0.35 | 0.36 | 0.38 | 0.40 | 0.43 | 0.47 | 0.50 | 0.52 |
 | 15 | 558 | 0.34 | 0.35 | 0.35 | 0.37 | 0.40 | 0.43 | 0.47 | 0.50 | 0.52 |
 | 16 | 579 | 0.34 | 0.34 | 0.35 | 0.37 | 0.40 | 0.43 | 0.47 | 0.50 | 0.52 |
 | 17 | 553 | 0.34 | 0.34 | 0.35 | 0.37 | 0.39 | 0.43 | 0.46 | 0.50 | 0.52 |
 | 18 | 370 | 0.34 | 0.34 | 0.35 | 0.37 | 0.39 | 0.43 | 0.46 | 0.50 | 0.52 |
Girls | 6 | 377 | 0.38 | 0.38 | 0.39 | 0.41 | 0.43 | 0.46 | 0.49 | 0.51 | 0.52 |
 | 7 | 479 | 0.37 | 0.38 | 0.39 | 0.40 | 0.42 | 0.45 | 0.48 | 0.50 | 0.52 |
 | 8 | 504 | 0.37 | 0.37 | 0.38 | 0.40 | 0.42 | 0.44 | 0.47 | 0.49 | 0.51 |
 | 9 | 590 | 0.36 | 0.37 | 0.38 | 0.39 | 0.41 | 0.44 | 0.47 | 0.49 | 0.50 |
 | 10 | 584 | 0.36 | 0.36 | 0.37 | 0.39 | 0.41 | 0.43 | 0.46 | 0.48 | 0.50 |
 | 11 | 599 | 0.35 | 0.36 | 0.37 | 0.38 | 0.40 | 0.43 | 0.46 | 0.48 | 0.50 |
 | 12 | 750 | 0.35 | 0.35 | 0.36 | 0.38 | 0.40 | 0.42 | 0.45 | 0.47 | 0.49 |
 | 13 | 637 | 0.35 | 0.35 | 0.36 | 0.37 | 0.39 | 0.42 | 0.45 | 0.47 | 0.49 |
 | 14 | 656 | 0.34 | 0.35 | 0.36 | 0.37 | 0.39 | 0.42 | 0.45 | 0.47 | 0.49 |
 | 15 | 600 | 0.34 | 0.35 | 0.36 | 0.37 | 0.39 | 0.42 | 0.45 | 0.47 | 0.49 |
 | 16 | 640 | 0.34 | 0.35 | 0.36 | 0.37 | 0.39 | 0.42 | 0.45 | 0.47 | 0.49 |
 | 17 | 568 | 0.34 | 0.35 | 0.36 | 0.37 | 0.39 | 0.42 | 0.45 | 0.47 | 0.49 |
 | 18 | 386 | 0.34 | 0.35 | 0.36 | 0.37 | 0.39 | 0.42 | 0.45 | 0.47 | 0.49 |