Groups | Items | Cases | Incidence of vomiting | Hypoglycemia | Electrolyte disturbance | Abdominal distension | Total incidence |
---|---|---|---|---|---|---|---|
Fasting period | (N) | (%) | (%) | (%) | (%) | (%) | |
A | Solid food ≥8 h; clear fluids ≥6 h | 501 | 115 (23.0)● | 33 (6.5)★ | 25 (4.9)◆ | 28 (5.5)■ | 198 (39.6)▲ |
B | Solid food ≥8 h; clear fluids ≥2 h < 6 h | 297 | 56 (19.0)● | 18 (6.1)★ | 15 (5.1)◆ | 15 (5.2)■ | 105 (35.3)▲ |
C | Solid food ≥6 h < 8 h; clear fluids < 2 h | 256 | 30 (11.6) | 10 (3.8) | 8 (3.2) | 9 (3.5) | 61 (23.9) |
D | Solid food ≥2 h < 6 h; clear fluids < 2 h | 150 | 39 (25.8)● | 5 (3.2) | 5 (3.3) | 4 (2.7) | 42 (28) |
E | Solid food < 2 h; clear fluids < 2 h | 395 | 106 (26.8)● | 9 (2.3) | 10 (2.5) | 8 (1.9) | 139 (35.3)▲ |
P value | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 |