TBFVL parameter Baseline At six months of follow up P-value
Tidal volume, mLmedian (IQR) 45 (30,59.4) 55.5 (34,72) 0.187
Inspiratory time (Ti), sec, mean (SD) 0.622 (0.201) 0.683 (0.194) 0.236
Expiratory time (Te), sec, mean (SD) 0.698 (0.243) 0.83 (0.29) 0.026
Ti/Te, mean (SD) 93.3 (21.1) 88.51 (20.57) 0.525
Respiratory rate, /min, mean (SD) 45.6 (14.75) 45.6 (13.6) 44.6 (13.9) 0.688
PTIF, L/min, median (IQR) 0.112 (0.061, 0.155) 0.139 (0.091, 0.177) 0.533
PTEF, L/min, mean (SD) 0.110 (0.046) 0.120 (0.045) 0.135
Time to PTIF, mean (SD) 0.310 (0.112) 0.345 (0.110) 0.485
Time to PTEF, median (IQR) 0.165 (0.124, 0.198) 0.162 (0.145, 0.27) 0.593
tPTEF /t E, mean (SD) 26.2 (6.9) 27.2 (9.1) 0.734
MTEF/MTIF, mean (SD) 99.6 (30.4) 92.0 (22.3) 0.495
PTIF-Peak tidal inspiratory flow, PTEF-Peak tidal expiratory flow, tPTEF /t E- Time to peak tidal expiratory flow/total time to expiration, MTEF/MTIF- Ratio of mid tidal expiratory flow to mid tidal inspiratory flow. PTIF-Peak tidal inspiratory flow, PTEF-Peak tidal expiratory flow, tPTEF /t E- Time to peak tidal expiratory flow/total time to expiration, MTEF/MTIF- Ratio of mid tidal expiratory flow to mid tidal inspiratory flow. PTIF-Peak tidal inspiratory flow, PTEF-Peak tidal expiratory flow, tPTEF /t E- Time to peak tidal expiratory flow/total time to expiration, MTEF/MTIF- Ratio of mid tidal expiratory flow to mid tidal inspiratory flow. PTIF-Peak tidal inspiratory flow, PTEF-Peak tidal expiratory flow, tPTEF /t E- Time to peak tidal expiratory flow/total time to expiration, MTEF/MTIF- Ratio of mid tidal expiratory flow to mid tidal inspiratory flow.