Difference in the change in Phase shift angle(Θ) during quiet breathing at 3 months
| Mean change in Θ(°) | LVR(n=16) | Control (n=10) | Between-Group Difference | P-value |
| ΘRC | -28±9 | 16±14 | -44(-8to-10) | 0.003 |
| ΘRC T | -36±10 | 18±12 | -54(-87to-21) | 0.003 |
| ΘRC unT | -18±10 | -5±19 | -12(-54to29) | 0.6 |
| ΘDIA | 29±7 | -6±16 | 35(1to68) | 0.007 |
| ΘDIA T | 32±8 | -11±15 | 43(10to75) | 0.008 |
| ΘDIA unT | 15±11 | -1±4 | 16(-16to48) | 0.1 |
Mann Whitney Test; T and unT, treated and untreated sides