Table 4—

Polysomnographic data for cystic fibrosis patients and control subjects

CFControl
AHI1.5±1.63.5±1.8
Sa,O2 %TST84.4±6.8#94.3±1.5
NREM84.6±6.5#94.5±1.5
REM83.5±9.6#94.6±1.3
Pt,CO2 mmHgTST46.9±4.849.8±3.2
NREM45.8±4.949.9±3.2
REM48.9±5.950.6±3.7
  • Data are presented as mean±sd

  • CF: cystic fibrosis

  • AHI: apnea-hypopnoea index

  • Sa,O2: arterial oxygen saturation

  • TST: total sleep time

  • NREM: nonrapid eye movement sleep

  • REM: rapid eye movement sleep

  • Pt,CO2: transcutaneous carbon dioxide lension

  • #: p<0.0001 versus control