. Author manuscript; available in PMC: 2020 Mar 24.

Published in final edited form as: Eur Respir J. 2012 Jun 27;41(3):601–609. doi: 10.1183/09031936.00183411

TABLE 6.

Sleep and respiratory data in sleep apnoeic females at baseline and after continuous positive airway pressure (CPAP) and CPAP treatment phases

	Baseline	Post-CPAP	Post-sham-CPAP
Sleep latency min	21.15±2.55	16.95±2.96	18.34 ±3.71
WASO min	90.45± 11.98	61.08±8.82^*	79.82±14.16
TWT min	111.61 ±12.45	78.03±9.76^*	98.16±14.85
Sleep time TST %	76.83±2.57	83.62±2.05^*	79.62±3.08
N1 %	13.96±1.25	10.10±0.87^*	15.09±1.76^#
N2 %	54.74±2.40	57.52±2.50	57.23±2.61
SWS %	18.63 ±2.13	17.59±2.42	16.81 ±2.19
REM %	12.95±6.48	12.92±5.85	10.87±5.25
REM latency min	139.57±15.75	141.04 ±18.11	167.01 ±15.82
AHI	32.09±3.95	2.15±0.62^*	31.82±6.07^#
Minimum Sa,O₂	83.05±0.89	92.05±0.55^*	83.05 ±1.13^#

Data are presented as mean±SE. WASO: wake time after sleep onset; TWT: total wake time; TST: total sleep time; N1: stage 1 nonrapid eye movement (NREM) sleep; N2: stage 2 NREM sleep; SWS: slow wave sleep; REM: rapid eye movement; AHI: apnoea/hypopnoea index; Sa,O₂: arterial oxygen stauration.

^*:

p<0.05 between baseline and post-CPAP treatment;

^{^#:}

p<0.05 between CPAP and sham-CPAP.