Increased Risk of Central Serous Chorioretinopathy among Patients with Nonorganic Sleep Disturbance

Table 4

Incidence and risk for CSC among different NOSD severity.

	N	Event no.	Person-years	Rate^§	Crude HR (95% CI)	Adjusted HR (95% CI)
Controls	214,972	281	1,512,968	1.86	1.00	1.00
NOSD
Mild	20,904	56	185,833	3.01	1.67 (1.25–2.22)	1.55 (1.16–2.07)
Serious	32,839	88	278,343	3.16	1.73 (1.36–2.20)	1.72 (1.35–2.20)
for trend				<0.0001	<0.0001	<0.0001

^§Per 10000 person-years. Adjusted for sex, hyperlipidemia, hypertension, and steroid use. , , . CSC: central serous chorioretinopathy, NOSD: nonorganic sleep disturbance, HR: hazard ratio, CI: confidence interval.