Table 2 Per operative features of patients with tibia bone gaps distracted by a monotube fixator
From: Distraction by a monotube fixator to achieve limb lengthening: predictive factors for tibia trauma
Features | Frequency (%) | Chi-square X 2 | Significant level (p value) |
|---|---|---|---|
Preoperative Packed Cell Volume (%) | 34.1 ± 6.5 | 27.00 | 0.001 |
< 30.0 | 10.0 (27.8) | ||
≥ 30.0 | 26.0 (72.2) | ||
Tibia segment | 7.20 | 0.027 | |
Diaphyseal | 25.0 (69.4) | ||
Metaphyseal/diaphyseal | 11.0 (31.6) | ||
Number of Operation performed | 1.7 ± 0.8 | 8.80 | 0.012 |
One | 18.0 (50.0) | ||
Two | 8.0 (22.2) | ||
Three | 10.0 (27.8) | ||
Bone gap (cm) | 10.1 ± 4.1 | 4.41 | 0.049 |
5.0-9.9 | 20.0 (55.6) | ||
10.0-14.9 | 14.0 (38.9) | ||
20-24.9 | 2.0 (5.6) | ||
Anesthesia type | 23.04 | 0.000 | |
Spinal | 30.0 (83.3) | ||
General Anesthesia | 6.0 (16.7) | ||
Intra Operative Blood Loss (ml) | 403.9 ± 150.7 | 18.9 | 0.042 |
≤ 499.0 | 26.0 (72.2) | ||
≥ 500.0 | 10.0 (27.8) | ||
Number of blood pints transfused | 2.0 ± 0.7 | 14.00 | 0.001 |
One | 4.0 (11.1) | ||
Two | 6.0 (16.7) | ||
Three | 4.0 (11.1) | ||
Co-morbidity | 0.046 | 0.829 | |
Head injury | 2.0 (5.6) | ||
Diabetic mellitus | 2.0 (5.6) | ||
Obesity | 4.0 (11.1) |