Table 5. Median (50th percentile (P50)) and 97th percentile (p97) values for thyroid volume measured by ultrasound according to sex and body surface area (BSA) of children aged 6–12 years in Zhejiang province, China.
|
Boys |
Girls |
||||
|---|---|---|---|---|---|
| BSA (m2) | n (a/b) | p50(a/b), ml | p97(a/b) | p50(a/b), ml | p97(a/b) |
| 0.7 | 138/50 | 1.47/2.15 | 2.62/2.68 | 1.46/2.04 | 2.56/2.52 |
| 0.8 | 493/113 | 1.66/2.16 | 2.95/2.82 | 1.67/2.53 | 2.91/2.90 |
| 0.9 | 592/160 | 1.86/2.46 | 3.32/3.05 | 1.9/3.11 | 3.32/3.62 |
| 1 | 640/147 | 2.1/3.15 | 3.73/3.93 | 2.17/2.88 | 3.79/3.80 |
| 1.1 | 536/136 | 2.36/3.27 | 4.2/4.36 | 2.47/3.26 | 4.32/4.29 |
| 1.2 | 445/85 | 2.65/3.73 | 4.73/4.92 | 2.82/3.99 | 4.92/5.15 |
| 1.3 | 330/56 | 2.99/3.73 | 5.32/4.92 | 3.21/3.99 | 5.61/5.15 |
| 1.4 | 174/48 | 3.36/4.07 | 5.98/5.70 | 3.66/4.99 | 6.4/5.78 |
| 1.5 | 104/18 | 3.78/6.07 | 6.73/6.54 | 4.17/4.17 | 7.29/6.66 |
| 1.6 | 77/18 | 4.25/5.38 | 7.57/7.00 | 4.76/6.95 | 8.32/8.21 |