| Author |
Before treatment |
After treatment |
Mean change |
% Mean change |
| Greenfield and Ferra [8] |
NR |
NR |
NR |
NR |
| Connor et al. [32] |
NR |
NR |
NR |
NR |
| Kasabian et al. [6] |
NR |
NR |
NR |
NR |
| Kaplinsky et al. [44] |
2.0 |
9.4 |
7.4 |
370 |
| Painter et al. [45] |
NR |
NR |
NR |
NR |
| Buyse et al. [46] |
NR |
NR |
NR |
NR |
| Ferrara et al. [34] |
8.5 ± 6.1 |
16.0 ± 11.0 |
7.5 |
88 |
| Guerra et al. [47] |
5.3 ± 3.7 |
19.3 ± 45.1 |
13.8 ± 44.65 |
260 |
| Hayashi et al.* [30] |
0.67 ± 0.90 |
6.73 ± 3.25 |
6.07 ± 3.43 |
905 |
*Calculated as the total volume divided by the end-fill pressure |