Table 4. Multiple analysis of dependent variables such as sleep quality, sleep on weekdays/work, and sleep on weekends/leave off of postpartum women in the central region of Brazil.

Variables	OR	95%CI	p -value
Sleep quality
Income ≤1,900	0.583	(0.35–0.94)	0.030
Do you feel nervous or tense?	1.233	(0.71–2.12)	0.451
Do you find it difficult to think clearly?	2.067	(1.16–3.66)	0.013
Do you find it difficult to carry out your daily activities with satisfaction?	1.427	(0.85–2.38)	0.173
Have you lost interest in things?	2.089	(1.07–4.07)	0.030
Postpartum depression (Yes)	2.251	(0.68–7.43)	0.183
Sleep on weekdays/work
No partner	1.975	(1.19–3.26)	0.008
No religion	0.610	(0.33–1.10)	0.101
Did not breastfeeding in the first time?	1.620	(0.92–2.83)	0.091
Suffered physical violence	0.249	(0.09–0.62)	0.003
Suffered psychological violence	1.123	(0.53–2.34)	0.757
Sleep on weekends/days off
Age (<18 >35 years)	0.579	(0.31–1.05)	0.073
Color (other)	5.484	(1.09–2.74)	0.039
Postpartum depression	0.296	(0.11–0.89)	0.029

Abbreviations: CI, confidence interval; OR, odds ratio.