Table 3.
Postoperative resting VAS
| VAS | Median (IQ range)
|
P-value | |
|---|---|---|---|
| PCIA group (n=60) |
PCEA group (n=60) |
||
| VAS 0 h | 3 (2:4) | 3 (2:3) | 0.127 |
| VAS 4 h | 3 (2:4) | 2 (2:4) | 0.778 |
| VAS 8 h | 3 (2:3) | 3 (2:3) | 0.472 |
| VAS 12 h | 2 (2:3) | 2 (2:3) | 0.429 |
| VAS 16 h | 2 (2:3) | 3 (2:3) | 0.121 |
| VAS 20 h | 2 (1:3) | 3 (2:4) | 0.193 |
| VAS 24 h | 2 (2:2) | 2 (2:3) | 0.055 |
| VAS 28 h | 2 (1:3) | 2 (2:3) | 0.794 |
| VAS 32 h | 2 (2:3) | 2 (2:3) | 0.180 |
| VAS 36 h | 3 (2:3) | 3 (2:3) | 0.121 |
| VAS 40 h | 2 (2:3) | 2.5 (1:3) | 0.307 |
| VAS 44 h | 2.5 (2:3) | 2 (2:2.8) | 0.091 |
| VAS 48 h | 3 (2:3) | 2 (2:3) | 0.113 |
| VAS 52 h | 2 (1:3) | 3 (2:3) | 0.194 |
| VAS 56 h | 2 (2:2) | 2 (2:3) | 0.057 |
| VAS 60 h | 2.5 (2:3) | 2 (2:2.8) | 0.091 |
| VAS 64 h | 3 (2:3) | 2 (2:3) | 0.113 |
| VAS 68 h | 2 (1:3) | 3 (2:3) | 0.194 |
| VAS 72 h | 2 (2:2) | 2 (2:3) | 0.057 |
Notes: Data are expressed as IQ range. P<0.05 is considered statistically significant.
Abbreviations: VAS, visual analog scale; PCIA, patient controlled intravenous analgesia; PCEA, patient controlled epidural analgesia; h, hour interval; 0 h, reading at recovery; IQ, interquartile.