Table 2.
QoR-40 questionnaire
| Intention-to-treat | Low pressure (n = 33) | Standard pressure (n = 30) | p value | Adjusted p value* |
|---|---|---|---|---|
| Overall score | ||||
| Preoperative | 198.9 (SD 1.7) | 198.5 (SD 2.6) | .46 | .43 |
| Postoperative day 1# | 171.2 (SD 14.5) | 165.4 (SD 14.6) | .12 | .06 |
| Postoperative day 2 | 185.6 (SD 15.3) | 179.8 (SD 20.4) | .21 | .14 |
| Postoperative day 7 | 186.2 (SD 12.2) | 186.0 (SD 11.5) | .94 | .92 |
| Physical comfort | ||||
| Preoperative | 59.3 (SD 1.4) | 59.4 (SD 1.5) | .90 | .99 |
| Postoperative day 1 | 53.2 (SD 5.9) | 52.2 (SD 8.8) | .61 | .41 |
| Postoperative day 2 | 53.8 (SD 6.8) | 52.0 (SD 12) | .88 | .39 |
| Postoperative day 7 | 55.9 (SD 5.2) | 56.6 (SD 3.4) | .57 | .56 |
| Emotional status | ||||
| Preoperative | 49.7 (SD 0.7) | 49.3 (SD 1.1) | .11 | .10 |
| Postoperative day 1 | 46.1 (SD 4.0) | 46.4 (SD 3.9) | .82 | .98 |
| Postoperative day 2 | 48.4 (SD 5.3) | 46.3 (SD 3.9) | .08 | .03 |
| Postoperative day 7 | 47.3 (SD 3.6) | 46.9 (SD 4.0) | .70 | .71 |
| Physical independence | ||||
| Preoperative | 25.0 (SD 0.2) | 24.9 (SD 0.4) | .61 | .64 |
| Postoperative day 1 | 22.7 (SD 7.0) | 21.2 (SD 3.7) | .31 | .28 |
| Postoperative day 2 | 21.3 (SD 1.6) | 19.7 (SD 3.1) | .01 | .00 |
| Postoperative day 7 | 22.6 (SD 1.6) | 22.4 (SD 1.7) | .67 | .64 |
| Support | ||||
| Preoperative | 30.0 (SD 0.0) | 30.0 (SD .2) | .33 | .29 |
| Postoperative day 1 | 21.9 (SD 3.4) | 19.9 (SD 2.3) | .01 | .01 |
| Postoperative day 2 | 29.8 (SD 0.6) | 29.5 (SD 1.4) | .21 | .16 |
| Postoperative day 7 | 28.5 (SD 3.3) | 29.2 (SD 2.0) | .31 | .36 |
| Pain | ||||
| Preoperative | 34.9 (SD 0.3) | 34.9 (SD .4) | .93 | .86 |
| Postoperative day 1 | 31.1 (SD 3.3) | 29.5 (SD 4.2) | .12 | .08 |
| Postoperative day 2 | 32.3 (SD 4.9) | 32.4 (SD 6.1) | .99 | .99 |
| Postoperative day 7 | 31.9 (SD 2.6) | 30.9 (SD 3.4) | .19 | .17 |
| Per-protocol | Low pressure ≤10 mmHg§ (n = 25) | Standard pressure >10 mmHg (n = 38) | p value | Adjusted p value* |
|---|---|---|---|---|
| Overall score | ||||
| Preoperative | 198.7 (SD 1.8) | 198.7 (SD 2.5) | .95 | .94 |
| Postoperative day 1 | 170.5 (SD 15.6) | 166.9 (SD 14.0) | .35 | .09 |
| Postoperative day 2 | 185.6 (SD 11.3) | 180.7 (SD 21.7) | .30 | .12 |
Significant p values are given in bold
QoR40 quality of recovery-40 score
#Primary study endpoint
* p value adjusted for age and gender
§For the per-protocol analysis, patients were considered ‘low pressure’ if the intra-abdominal pressure maintained <10 mmHg during the entire procedure