Table 4—

Stepwise multiple linear regression analysis demonstrated association between the duration of hospital oxygen administration and respiratory function later in life

R2Bp-value
Rrs60.2240.4730.006
Rrs80.1860.4310.014
Rrs100.1820.4270.015
Xrs60.150-0.3880.028
Xrs80.194-0.4400.012
Xrs100.142-0.3770.033
  • R2: R-square coefficient of determination; B: standardised regression coefficient; Rrs6, Rrs8, Rrs10: respiratory system resistance at 6, 8 and 10 Hz, respectively; Xrs6, Xrs8, Xrs10: respiratory system reactance at 6, 8 and 10 Hz, respectively.