Factors | Mean difference | 95% CI | p value |
---|---|---|---|
t test | |||
Gender (male, female) | − 0.03 | − 1.48–1.42 | 0.97 |
Laterality (left, right) | − 0.55 | − 1.95–0.85 | 0.43 |
Prehospital analgesics (no, yes) | 0.96 | − 3.56–5.47 | 0.57 |
Block type (femoral nerve, FICB) | 1.25 | − 0.32–2.81 | 0.11 |
Ropivacaine concentration (0.375%, 0.75%) | − 0.13 | − 1.56–1.30 | 0.43 |
One-way ANOVA | |||
Fracture type (femoral neck, trochanteric, femoral shaft) | 0.10 | ||
Correlation | Pearson’s r | ||
Age | − 0.063 | 0.32 | |
Volume of ropivacaine 0.375% | − 0.230 | 0.14 | |
Volume of ropivacaine 0.75% | − 0.078 | 0.33 |