Table 2—

Changes in lung function parameters directly following exposure to air and diesel exhaust

ParameterAirDiesel exhaustp-value
Pre-exposurePost exposurePre-exposurePost exposure
Raw cmH2O·L−1·s0.142±0.0120.156±0.0150.142±0.0130.194±0.0220.004
  • Data preserved as mean±sem

  • ns: no significant difference

  • FVC: forced vital copacity

  • FEV1: forced expiratery volume in one second

  • Raw: Airway resistance

  • Comparison of lung function changes between air and diesel exposure (post air− pre-air)/pre-air versus (post diesel− pre diesel pre diesel) using paired samples-test