Table 1.
Baseline Characteristics of Participants
| Characteristic | DRT Group (n = 7) | RMT + DRT Group (n = 7) | Pa |
|---|---|---|---|
| Sex (male/female) | 4/3 | 4/3 | — |
| Age (y) | 70 (69-72) | 64 (58-70) | .11 |
| BMI (Kg/m2) | 24 (19-27) | 26 (23-27) | .65 |
| FVC (% predicted) | 61 (48-73) | 70 (64-73) | .20 |
| FEV1 (% predicted) | 49 (30-67) | 53 (44-56) | .9 |
| RHR (bpm) | 79 (76-93) | 68 (67-84) | .11 |
| Mean RRi (ms) | 755 (641-789) | 878 (713-896) | .07 |
| Variance (ms2) | 270 (30-600) | 660 (310-1700) | .23 |
| LFnu | 58 (5-64) | 49 (14.5-57) | .75 |
| HFnu | 41.6 (36-100) | 49.5 (43-85.5) | .86 |
| LF/HF | 0.06 (0.03-1.4) | 1 (0.17-1.3) | .25 |
Data are presented as median and interquartile range (25%-75%).
BMI, body mass index; DRT, diaphragm release technique; FEV1, forced expiratory volume in 1 second; FVC, forced vital capacity; HF, high frequency; LF, low frequency; nu, normalized units; RHR, resting heart rate; RRi, RR intervals; RMT, rib mobilization technique.
a
P value between groups.