Table 3.
Outcome of “total analgesic consumption” reported by the included studies.
| References | Analgesic | Duration | Results |
|---|---|---|---|
| Nedeljkovic et al. (30) | Morphine equivalents | 0–24 h | No statistical significant difference between the two groups (p = 0.54) |
| 0–48 h | Significantly reduced analgesic consumption in LB group (p = 0.01) | ||
| 0–72 h | Significantly reduced analgesic consumption in LB group (p = 0.01) | ||
| 0–7 days | Significantly reduced analgesic consumption in LB group (p = 0.01) | ||
| 0–14 days | No statistical significant difference between the two groups (p = 0.54) | ||
| Wong et al. (31) | Fentanyl equivalents | 0–48 h | No statistical significant difference between the two groups (p = 0.97) |
| Total PCA | 0–48 h | No statistical significant difference between the two groups (p = 0.98) | |
| Ha et al. (32) | Morphine equivalents | PACU | No statistical significant difference between the two groups (p = 0.38) |
| Total hospitalization time | No statistical significant difference between the two groups (p = 0.98) | ||
| Guerra et al. (35) | Morphine equivalents | Total hospitalization time | Significantly reduced analgesic consumption in LB group (p = 0.0002) |
| Stokes et al. (36) | Morphine equivalents | 0–12 h | Significantly reduced analgesic consumption in LB group (p < 0.05) |
| 0–24 h | Significantly reduced analgesic consumption in LB group (p < 0.05) | ||
| 0–36 h | Significantly reduced analgesic consumption in LB group (p < 0.05) | ||
| 0–48 h | No statistical significant difference between the two groups (p = NR) | ||
| 0–60 h | No statistical significant difference between the two groups (p = NR) | ||
| Hutchins et al. (33) | Fentanyl equivalents | 0–24 h | No statistical significant difference between the two groups (p = NR) |
| 24–48 h | No statistical significant difference between the two groups (p = NR) | ||
| 48–72 h | Significantly reduced analgesic consumption in LB group (p = 0.03) | ||
| Hutchins et al. (34) | Morphine equivalents | 0–24 h | Significantly reduced analgesic consumption in LB group (p = 0.02) |
| 24–48 h | Significantly reduced analgesic consumption in LB group (p = 0.01) | ||
| 48–72 h | No statistical significant difference between the two groups (p = 0.29) | ||
| 0–72 h | Significantly reduced analgesic consumption in LB group (p = 0.002) |
PACU, postoperative acute care unit; PCA, patient-controlled analgesia; NR, not reported.