Table 4.
Comparison between isolated dorsal triquetrum chip fractures and such with concomitant hand and wrist injuries
| Isolated injury | Combined Injury | |||||||
|---|---|---|---|---|---|---|---|---|
| Median | Range | Median | Range | Diff. | P-val | |||
|
Min n |
Max |
Min n |
Max | |||||
| Age (y) | 53 | 22 | 76 | 50 | 28 | 65 | 3 | 0.9253 |
| Female | 18% | 5 | 55% | 6 | −36.7% | 0.0443 | ||
| FUP clinical (w) | 8 | 1 | 49 | 8 | 3 | 37 | −1 | 0.8503 |
| FUP score (w) | 33 | 3 | 64 | 49 | 24 | 60 | −17 | 0.0184 |
| Immobilisation (w) | 6 | 3 | 8 | 7 | 6 | 9 | −1 | 0.0011 |
| Cast immobilisation | 0 | 1 | 0 | 0.7226 | ||||
| PRWE | 0 | 0 | 25 | 4 | 0 | 49 | −4 | 0.4015 |
| Quick Dash | 0 | 0 | 27 | 0 | 0 | 43 | 0 | 0.9588 |
| Flexion Wrist (°) | 60 | 30 | 85 | 45 | 10 | 80 | 15 | 0.0823 |
| Extension Wrist (°) | 70 | 40 | 90 | 55 | 10 | 70 | 15 | 0.0061 |
| Arc Flex-Extension (°) | 130 | 70 | 170 | 100 | 40 | 145 | 30 | 0.0201 |
| Pronation Wrist (°) | 90 | 70 | 90 | 85 | 60 | 90 | 5 | 0.9699 |
| Supination Wrist (°) | 80 | 60 | 90 | 70 | 35 | 85 | 10 | 0.2300 |
| Arc Pro-Supination (°) | 160 | 130 | 180 | 150 | 110 | 175 | 10 | 0.2797 |
For variables female and immobilisation percentages are reported. Diff. denotes difference, diff = x(isolated) - x(combined). ROM denotes wrist range of motion. P-values are calculated by Wilcoxon-rank-sum test and Fishers exact test for continunous and dichotomous variables, respectively