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. Author manuscript; available in PMC: 2011 Aug 1.

Published in final edited form as: J Pediatr Nurs. 2009 Apr 3;25(4):250–257. doi: 10.1016/j.pedn.2009.01.007

Table 2.

Differences in Sleep Patterns for Caregivers With and Without Regular Nursing Coverage

Daytime Nursing Received	<80 Hours/Week (n=20)			> 80 Hours/Week (n=16)
	M		SD	M	SD	t(1,34)	ES^a
Bedtime	22:39		68	23:16	79	−1.61	.51
Wake Time	06:29		37	06:07	43	1.62	.55
Sleep Onset Latency (min)	21.85		18.00	24.98	17.13	−.53	.18
Total Sleep Time (hrs)	6.64		1.23	5.92	1.29	1.71	.57
Nighttime Nursing Received	None (n=9)		16–48 Hours/Week (n=13)		>48 Hours/Week (n=14)
	M	SD	M	SD	M	SD	F(2,33)	ES^b
Bedtime	23:15	58	23:05	73	22:35	73	1.05	.06
Wake Time	06:31	44	06:02	41	06:27	35	1.77	.10
Sleep Onset Latency (min)	36.34^c	18.28	15.85^c	10.47	21.68	18.32	4.52^*	.22
Total Sleep Time (hrs)	5.94	1.26	6.01	1.59	6.86	.81	2.14	.12

Note. Bedtime and Wake Time reported on 24-hour clock, with SD in minutes.

^*

p<0.05

^a

Effect size based on Cohen’s d

^b

Effect size based on partial-eta squared

^c

Significantly different by post-hoc analysis