Table 2 Comparison between the two groups as regards VAS at rest and during flexion
ISB group (n = 25) | SSNB group (n = 25) | U | p-value | |||
|---|---|---|---|---|---|---|
Median | IQR | Median | IQR | |||
VAS during rest | ||||||
Baseline | 3 | 2–4 | 3 | 3–4 | 1.24 | 0.22 |
PACU | 3 | 1–3 | 3 | 2–3 | 1.04 | 0.3 |
2 h | 3 | 3–5 | 3 | 3–5 | 0.06 | 0.95 |
4 h | 4 | 3–4 | 3 | 3–4.24 | 1.4 | 0.18 |
6 h | 4 | 3–5 | 4 | 3–5 | 0.98 | 0.33 |
12 h | 3 | 3–4 | 3 | 3–4.25 | 0.2 | 0.82 |
24 h | 3 | 2–3 | 3 | 3–3 | 1.5 | 0.13 |
VAS during flexion | ||||||
Baseline | 5 | 4–6.25 | 6 | 5–8 | 1.8 | 0.07 |
PACU | 3 | 3–5 | 3 | 3–5 | 0.26 | 0.8 |
2 h | 5 | 4–5 | 4 | 3–6.25 | 0.2 | 0.8 |
4 h | 5 | 5–7 | 5 | 4–6 | 1.04 | 0.29 |
6 h | 6 | 5–7 | 6 | 5–7 | 0.39 | 0.7 |
12 h | 5 | 5–7 | 6 | 5–7 | 0.82 | 0.41 |
24 h | 6 | 5–7 | 6 | 5–7 | 0.72 | 0.47 |