Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 2 Effect of protocol implementation on route of vitamin K administration and outcomes
From: An evidence-based warfarin management protocol reduces surgical delay in hip fracture patients
Variable | Pre-protocol (n = 27) | Post-protocol (n = 40) | p value |
|---|---|---|---|
Route of VK administration | |||
Intravenous | 12 (44.4 %) | 36 (90 %) | <0.001† |
Oral | 3 (11.1 %) | 0 (0 %) | |
None | 12 (44.4 %) | 4 (10 %) | |
Admission to VK administration time (h), median (IQR) | 18 (8–24) | 7.6 (4–13) | 0.003‡ |
VK administration to operation time (h), median (IQR) | 64 (24–75) | 29.3 (17–37) | 0.005‡ |
Operation to warfarin recommencement time (h), median (IQR) | 68.0 (50–100) | 73.8 (51–100) | 0.90‡ |
Admission to operation time (h), median (IQR) | 73 (46–105) | 37.7 (28–45) | <0.001‡ |
Surgery within 48 h of presentation | 8 (30 %) | 32 (80 %) | <0.001† |
Hospital length of stay | 21.2 (16–36) | 19.2 (14–33) | 0.77‡ |