From: Grey-scale ultrasound findings of lower extremity entheses in healthy children
Age (years) | N | PPL | DPL | AT | |||
---|---|---|---|---|---|---|---|
 | Mean ± SD (range) (mm) | 25,50,75 th %ile | Mean ± SD (range) (mm) | 25,50,75 th %ile | Mean ± SD (range) (mm) | 25,50,75 th %ile | |
5-6 | 22 | 3.4 ± 0.5 (2.5-4.4) | 3.1, 3.5, 3.8 | 2.8 ± 0.6 (1.8-4.1) | 2.4, 2.8, 3.3 | 3 ± 0.5 (2-4.3) | 2.7, 2.9, 3.3 |
7-8 | 27 | 3.2 ± 0.7 (2.2-4.8) | 2.8, 3.1, 3.6 | 2.9 ± 0.5 (1.9-4.2) | 2.5, 2.8, 3.1 | 3.1 ± 0.5 (2.2-4.2) | 2.8, 3.2, 3.4 |
9-10 | 22 | 4.1 ± 0.8 (3-6.5) | 3.5, 3.8, 4.6 | 3.6 ± 0.6 (2.5-4.9) | 3.2, 3.6, 4 | 3.7 ± 0.6 (2.6-4.8) | 3.4, 3.8, 4.1 |
11-12 | 12 | 4.7 ± 1 (3.1-7.3) | 4.3, 4.6, 5 | 4 ± 0.8 (2.9-6.7) | 3.5, 3.8, 4.2 | 4.2 ± 1.1 (2.7-6.6) | 3.4, 4.1, 5 |
13-14 | 20 | 4 ± 0.7 (2.5-5.5) | 3.3, 4.1, 4.6 | 3.8 ± 0.8 (2.7-6.3) | 3.3, 3.7, 4.4 | 4 ± 0.7 (2.4-5) | 3.4, 4.1, 4.6 |
15-16 | 7 | 4.3 ± 0.5 (3.6-5.1) | 3.9, 4.2, 4.7 | 3.7 ± 0.5 (2.6-4.6) | 3.4, 3.8, 4.1 | 4 ± 0.7 (3-5.2) | 3.4, 4, 4.7 |
17-18 | 7 | 3.9 ± 0.6 (2.5-4.5) | 3.7, 4, 4.4 | 3.5 ± 0.4 (2.8-4.2) | 3.1, 3.6, 3.9 | 3.4 ± 0.4 (2.9-4.1) | 3.1, 3.4, 3.8 |