Table 3—

Polysomnographic data for cystic fibrosis patients and control subjects

CFControl
TST h4.7±1.8#5.9±0.4
SE %71±2593±4
Sleep latency min36.0±62.54.8±3.5
WASO min69.6±58.1+20.4±13.6
Stage 1 % TST16.8±19.15.9±3.8
Stage 2 % TST46.7±13.952.0±8.1
SWS % TST22.7±9.624.2±0.1
REM % TST13.8±6.719.5±4.3
MA·h−114.3±12.09.3±4.8
Awakenings·h−14.2±2.7§2.4±1.4
PLM·h−13.6±6.62.4±3.5
  • Data are presented as mean±sd

  • CF: cystic fibrosis

  • TST: total sleep time

  • SE: sleep efficiency

  • WASO: wakefulness after sleep onset

  • Stage 1: stage 1 of nonrapid eye movement sleep

  • Stage 2: stage 2 of nonrapid eye movement sleep

  • SWS: slow-ware sleep

  • REM: rapid eye movement sleep

  • MA: movement arousal

  • PLM: periodic leg movements

  • #: p=0.048

  • : p=0.004

  • +: p=0.002

  • §: p=0.06 versus control