Variable | Day 0, mean (95% CI) | Day 14, mean (95% CI) | Change, mean (95% CI) | p Value* |
Likert score | 3.3 (3.11 to 3.49) | 1.9 (1.63 to 2.17) | −1.4 (−1.71 to −1.09) | <0.0001 |
VAS activity | 47 (37.1 to 56.9) | 15 (7.5 to 22.5) | −31 (−40.1 to −21.9) | <0.0001 |
VAS palpation | 3 (2.57 to 3.43) | 1.2 (0.72 to 1.68) | −2 (−2.53 to −1.47) | <0.0001 |
RI | 0.74 (0.702 to 0.778) | 0.93 (0.894 to 0.966) | 0.2 (0.14 to 0.26) | <0.0001 |
Colour fraction | 0.14 (0.04 to 0.24) | 0.02 (0 to 0.04) | −0.12 (−0.15 to −0.09) | <0.0001 |
RI, resistive index; VAS, visual analogue scale.
*Under the null hypothesis of no change.