Table 1. Demographic characteristics of unilateral central chorioretinopathy patients with and without treatment, and normal subjects.

	Normal subjects	Patients with CSC		P-value
		Observation	Low-fluence PDT
No. of eyes	32	16	20
Age, mean±SD (year)	45.00±13.51	47.25±7.66	48.90±11.18	0.609a
Sex, female:male	13:19	6:10	3:17	0.139b
SE, mean±SD (D)	−1.14±2.05	−0.33±1.35	−0.72±0.76	0.337a
Systemic HTN, n (%)	5 (15.6%)	2 (12.5%)	7 (35.0%)	0.160b

Abbreviations: CSC, central serous chorioretinopathy; PDT, photodynamic therapy; SE, spherical equivalent; HTN, hypertension.

^aKruskal–Wallis test.

^bχ² test.