Table 4. Specific extensor and flexor tendon zone injuries in pediatric and adult patients.
| Pediatric | Adult | P-value | |
|---|---|---|---|
| Extensor tendon zone | 54 | 432 | |
| Thumb zone 1 | 6 (11.1) | 20 (4.6) | 0.046 |
| Thumb zone 2 | 3 (5.6) | 12 (2.8) | 0.226 |
| Thumb zone 3 | 1 (1.9) | 23 (5.3) | 0.500 |
| Thumb zone 4 | 2 (3.7) | 29 (6.7) | 0.560 |
| Thumb zone 5 | 1 (1.9) | 11 (2.6) | > 0.999 |
| Zone 1 | 12 (22.2) | 49 (11.3) | 0.023 |
| Zone 2 | 1 (1.9) | 13 (3.0) | > 0.999 |
| Zone 3 | 6 (11.1) | 100 (23.1) | 0.043 |
| Zone 4 | 2 (3.7) | 40 (9.3) | 0.207 |
| Zone 5 | 10 (18.5) | 86 (19.9) | 0.809 |
| Zone 6 | 5 (9.3) | 45 (10.4) | 0.792 |
| Zone 7 | 5 (9.3) | 4 (1.0) | 0.001 |
| Flexor tendon zone | 61 | 185 | |
| Thumb zone 1 | 0 | 11 (6.0) | 0.070 |
| Thumb zone 2 | 3 (4.9) | 11 (6.0) | > 0.999 |
| Thumb zone 3 | 3 (4.9) | 2 (1.1) | 0.099 |
| Zone 1 | 6 (9.8) | 28 (15.1) | 0.298 |
| Zone 2 | 27 (44.3) | 102 (55.1) | 0.14 |
| Zone 3 | 9 (14.8) | 30 (16.2) | 0.786 |
| Zone 4 | 13 (21.3) | 1 (0.5) | < 0.001 |
Values are presented as number (%).