Excessive Daytime Sleepiness and Its Associated Factors among Emergency Medicine Residents in South Korea: A Nationwide Survey

Table 3

Analysis of associated factors of EDS in EM residents.

Variables	Beta	OR 95% CI (lower-upper)
Age, years	−0.07	0.93 (0.84–1.03)
Sex
Male	0.65	1.00
Female		1.92 (0.98–3.76)
Marital status
Unmarried	−0.18	1.00
Married		0.84 (0.41–1.70)
Smoking habit
Yes	−0.53	0.59 (0.24–1.43)
No		1.00
Alcohol consumption
Yes	−0.52	0.60 (0.32–1.13)
No		1.00
Regular exercise
Yes	0.44	1.00
No		1.55 (0.79–3.06)
WHW	0.03	1.03 (1.01–1.06)
NWM	0.01	1.01 (0.92–1.12)
Level of emergency medical center
Regional emergency center	0.60	1.00
Local emergency center		1.82 (0.94–3.52)
Satisfaction of work schedule
Unsatisfied	0.53	1.70 (0.72–4.04)
Fair	−0.07	0.94 (0.42–2.07)
Satisfied		1.00
Available of recess period
No	0.49	1.62 (0.68–3.90)
Irregular	0.55	1.73 (0.59–5.03)
Yes		1.00
Depression
Yes	1.29	3.64 (1.91–6.96)
No		1.00

EM, emergency medicine; EDS, excessive daytime sleepiness; OR, odds ratio; CI, confidence interval. WHW: working hours per week, NWM: night working days per month.