. Author manuscript; available in PMC: 2017 Nov 1.

Published in final edited form as: Eur Respir J. 2016 Oct 6;48(5):1340–1350. doi: 10.1183/13993003.00823-2016

TABLE 4.

Sleep stages of the 14 patients analysed

	Placebo	Desipramine	p-value
TST min	266.0 (71.5)	266.5 (124.0)	>0.5
SE %	60.4 (16.5)	62.2 (15.4)	>0.5
NREM1 %TST	28.5 (14.7)	34.0 (20.5)	0.110
NREM2 %TST	51.0 (4.0)	55.4 (17.2)	0.058
NREM3 %TST	4.5 (13.1)	0.9 (4.2)	0.175
REM %TST	14.5 (10.9)	2.0 (6.1)	0.002

Data are presented as median (interquartile range), unless otherwise stated. TST: total sleep time; SE: sleep efficiency; NREM1, NREM2 and NREM3: non-rapid eye movement sleep stages 1, 2 and 3; REM: rapid eye movement sleep.