Likert Scale responses
| Likert | n | Increase in mean VAS | SD | 95% CI |
| Large or moderate improvement in discomfort | 50 | −2.38 | 26.92 | (−9.84 to 5.08) |
| Small but just worthwhile improvement in discomfort | 54 | −1.22 | 25.23 | (−7.95 to 5.51) |
| Slight improvement in discomfort, but not worthwhile | 25 | 2.28 | 25.56 | (−7.74 to 12.3) |
| No change | 59 | 1.61 | 18.84 | (−3.20 to 6.42) |
| Slight increase in discomfort, but not significant | 40 | 14.07 | 20.69 | (7.66 to 20.49) |
| Small, but significant increase in discomfort | 23 | 16.04 | 22.44 | (6.87 to 25.21) |
| Large or moderate increase in discomfort | 11 | 37.73 | 25.90 | (22.42 to 53.04) |
VAS, visual analogue scale.