Table 4.
Parameters associated with prolonged healing time
| Parameter | Relative risk | Confidence interval 95 % |
|---|---|---|
| Malnutrition | 4.1 | 1.3–48.4 |
| Tibia fracture without fibia involvement | 1.6 | 1.0–4.8 |
| Loss of bone substance | 4.0 | 1.1–15.8 |
| Graft with saw bone | 12.3 | 1.3–114.6 |
| Plate + diastasis | 6.0 | 1.0–34.4 |
| Plate + instability | 3.2 | 1.0–20.8 |
| Locking compression plate | 2.8 | 1.2–10.8 |
| Plate + blood loss | 4.4 | 1.2–16.1 |
| Plate + plastera | 0.9 | 0.3–1.0 |
| Age (age classes) | 1.2 | 1.0–2.3 |
| Obesity | 1.5 | 1.1–7.5 |
| Smoking | 3.0 | 1.4–9.9 |
| Type of fracture (closed; exposed < 5 cm; exposed > 5 cm, open grade I) | 2.0 | 1.1–3.8 |
| Localization (diaphysis; epiphysis-metaphysis) | 3.1 | 1.3–10.0 |
| Instability | 1.8 | 1.1–5.5 |
| Diastasis | 1.4 | 1.0–4.2 |
| Alignmenta | 0.4 | 0.0–0.8 |
| Treatment (conservative; plate; endomedullary nail; external fixator) | 7.9 | 2.5–25.3 |
Table shows parameters associated with prolonged healing time
aAssociated with reduced risk