Table 1 Characteristics of the included studies
Study ID | Kind of operation | Age year (sd) | Sex M/F | Time of SGB | Ultrasound guided (yes or no) | Treatment of SGB group (n; side of placement; medication) | Treatment of control group (n; side of placement; medication) | Time of resuming peristaltic sound hours (sd) | Flatus time hours (sd) | Time of postoperative eating hours (sd) | Incidence of abdominal bloating | Harms related to SGB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Chunying et al. [13] | Laparoscopic gynecological surgery | 43.57 (9.06) | 0/41 | After induction | Yes | 21; right; 1% Lidocaine, 2 ml | 20; right; 0.9% NS, 2 ml | SGB group: 22 (20.3) Control group: 30.3 (20.1) | SGB group: 15.4 (4.4); Control group: 20.7 (5.1) | – | SGB group: 23.8%; Control group: 60% | No |
Lihua et al. [14] | GI surgery | 57.69 (9.47) | 41/14 | Before induction | yes | 18; left; 0.5% Ropivacaine, 7 ml | 37; left; 0.9% NS, 7 ml | SGB group: 46 (31) Control group: 73 (36) | SGB group: 66 (34); Control group: 95 (45) | – | – | No |
Renbo et al. [16] | GI surgery | 62.07 (15.86) | 43/35 | Before induction | No | 39; 1% Lidocaine, 8–10 ml | 39; no treatment to SG | – | SGB group: 27.58 (6.7); Control group: 54.64 (8.9) | SGB group: 32.46 (6.3); Control group: 86.37 (9.5) | - | No |
Peng et al. [17] | Posterior spinal surgery | 43.60 (9.05) | 21/19 | After induction | Yes | 20; right; 1% Lidocaine, 6 ml | 20; right; 0.9% NS,6 ml | SGB group: 16.2 (24.9); Control group: 32.1 (24.8) | SGB group: 12 (4.4); Control group: 14.7 (4.6) | – | SGB group: 10%; Control group: 45% | No |
Yuxin et al. [15] | GI surgery | 57.45 (8.12) | 48/12 | Before induction | no | 30; right; 1% Lidocain, 8–10 ml | 30; no treatment to SG | – | SGB group: 72.15 (17.1); Control group: 85.8 (20.5) | SGB group: 179.8 (41.7); Control group: 229.35 (83.6) | - | No |