Sleep and its relationship to health in parents of preterm infants: a scoping review

BMC Pediatrics

Table 3 Significant correlations identified between sleep and health

Author, year of publication, country of origin	N=	Sleep	Mental health					Wellbeing		Social health
			Fatigue		Anxiety	Stress	Depression	HRQOL		Social support
			Morning	Evening	Anxiety	Stress	Depression	Mental	Physical	Social support
Lee & Kimble (2009), USA	20	GSDS	.52*	.51*	–	–	ns	−.53*	ns
		Sleep quality	ns	.54*	–	–	ns	−.55*	ns
		Daytime function	.55*	.52*	–	–	ns	−.48*	−.45*
		TST	ns		–	–	ns	ns	ns
		WASO			–	–		ns	ns
		Sleep debt	.48*	ns	–	–	ns	ns	ns
Lee et al. (2012b), USA	51	CAR	ns		–	–	ns	ns	ns
		TST	−.30*	–	–	–	ns	ns	ns
		WASO	ns		–	–	ns	ns	ns
		Sleep quality	.38**	–	–	–	ns	−.49*	−.38*
Lee & Hsu (2012a), USA	55	Sleep quality index	.54**		–	.36**	ns	−.49*	−.34*
		TST	ns		–	–	–	ns	ns
		WASO	ns		–	–	–	ns	ns
		SDI	ns		–	–	–	ns	ns
Schaffer (2012), USA	20	Sleep quality	–		.514*‡	ns	.496*†	–		−.462* †
Gennaro & Fehder (2000), USA	23	SWAI	ns
Gennaro & Fehder (2000), USA		SSS

Notes: Asterisk (*) indicated correlation was significant at p < .05, (**) indicated correlation was significant at p < .01. ns = not statistically significant, − not measured, † baseline value, ‡ Time 2 measure point value
Abbreviations: GSDS General Sleep Disturbance scale, WASO wake after sleep onset in minutes, CAR, circadian activity rhythms, SDI sleep deviation index, TST nighttime total sleep time monitored from actigraphs, SWAI the sleep wake activity inventory, SSS the Stanford Sleepiness Scale

ISSN: 1471-2431