The association between benzodiazepine use and sleep quality in residential aged care facilities: a cross-sectional study

Table 3 Association between benzodiazepine use and sleep quality, day-time drowsiness and napping in Australian residential aged care facilities

		Association between BZD and higher night-time sleep quality			Association between BZD and day-time drowsiness			Association between BZD and longer average napping time (≥3.5 h per week)
	N	AOR^a	CI	P	AOR^a	CI	P	AOR^a	CI	P
Any BZD	179	0.82	0.53 – 1.26	0.36	1.27	0.81 – 1.98	0.30	1.04	0.65 – 1.66	0.87
Any Regular
- short-acting	83	0.91	0.54 – 1.53	0.71	1.05	0.62 – 1.80	0.85	0.70	0.40 – 1.22	0.21
- long-acting	14	4.00	1.06 – 15.15	0.04	1.53	0.48 – 4.90	0.48	0.32	0.07 – 1.50	0.15
PRN only
- short-acting	69	0.59	0.34 – 1.02	0.06	1.29	0.73 – 2.26	0.38	1.77	1.01 – 3.08	0.04
- long-acting	11	0.77	0.22 – 2.67	0.68	1.29	0.37 – 4.46	0.69	1.18	0.30 – 4.70	0.81

AOR adjusted odds ratio, CI 95% confidence interval, BZD benzodiazepine
^aeach model adjusted for age, sex, DSRS (Dementia Severity Rating Scale), PAINAD (Pain Assessment in Advanced Dementia Scale), depression, insomnia and use of non-benzodiazepine sedatives

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