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Table 4 Average results from station 4 (ventilator tube) from each subject.

From: Testing limits to airflow perturbation device (APD) measurements

  Subject – average resistance over all sessions   
Station 4 1 2 3 4 5 6 7 8 9 10 Average StDev
   Control 3.23 2.76 3.87 4.15 4.56 3.36 5.50 4.73 6.25 3.90 4.04 1.19
   Tube 3.04 2.78 3.72 2.61 4.32 3.93 4.24 4.52 5.42 3.30 3.62 1.01
  1. Resistances are given in cmH2O·sec/L.
  2. *Same letters indicate statistically significant differences at p ≤ 0.05.