Table 1—

Results of lung function

NaloxoneNormal saline
FVC
 L3.05±0.703.01±0.62
 % pred84±1483±12
FEV1
 Baseline
  L1.15±0.361.14±0.35
  % pred45±1545±14
 Post-BD
  L1.27±0.391.24±0.34
  % pred50±1749±15
Post-BD FEV1/FVC %39±1239±11

  • Data are presented as mean±sd. FVC: forced vital capacity; % pred: % predicted; FEV1: forced expiratory volume in one second; BD: bronchodilator.