Table 2 Measurements of different displacement fracture models by fluoroscopic imaging and direct visualization
From: Accuracy of fluoroscopic examination in the treatment of Bennett’s fracture
Displacement | Measurement method | Sample size | Mean (mm) | SD (mm) | P value |
|---|---|---|---|---|---|
0 mm | Fluoroscopic imaging | 20 | 0.5 | 0.5 | |
Direct visualization | 20 | 0.0 | 0.0 | ||
0.00* | |||||
1 mm | Fluoroscopic imaging | 20 | 0.9 | 0.6 | |
Direct visualization | 20 | 1.0 | 0.0 | ||
0.60 | |||||
2 mm | Fluoroscopic imaging | 20 | 1.2 | 0.8 | |
Direct visualization | 20 | 2.0 | 0.0 | ||
0.00* | |||||
3 mm | Fluoroscopic imaging | 20 | 1.6 | 1.0 | |
Direct visualization | 20 | 3.0 | 0.0 | ||
0.00* |