The longitudinal association between the use of antihypertensive medications and 24-hour sleep in nursing homes: results from the randomized controlled COSMOS trial

Table 3 Estimated intervention effects, and changes within groups from baseline to month four, for five different sleep parameters

Outcome^a	Within-group change		Intervention effect	p-value^b	n
	Control	Intervention	Intervention effect	p-value^b	n
	(95 % CI)	(95% CI)	(95 % CI)
Total sleep time	16.0 (-29.6 – 61.6)	-42.5* (-76.6 – -8.4)	-58.5* (-115.5 – -1.6)	0.04	90
Sleep onset latency	-7.2 (-33.4 – 18.7)	8.3 (-11.2 – 27.9)	15.6 (-16.9 – 48.2)	0.35	90
Wake after sleep onset	2.9 (-22.9 – 28.8)	18.3 (-1.1 – 37.7)	15.4 (-17.0 – 47.7)	0.35	90
Daytime sleep	10.6 (-20.9 – 42.2)	3.1 (-20.7 – 27.0)	-7.5 (-47.1 – 32.0)	0.71	90
Early morning awakening	-24.3 (-49.5 – 1.0)	18.3 (-1.1 – 37.7)	28.6 (-3.1 – 60.4)	0.07	90

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