Table 1. Demographic characteristics of normal individuals and patients with unilaterally active central serous chorioretinopathy.

	Normal individual	Patient with CSC	P-value
No. of eyes	30	30
Age, mean±SD (range), year	48.2±14.0 (27∼69)	48.2±8.1 (31∼68)	1.00a
Sex (m : f)	16 : 14	22 : 8	0.18b
Systemic hypertension, no. (%)	7 (23.3)	5 (16.7)	0.75b
Refractive error (range), D	−1.3±2.2 (−6.0 to 2.0)	−0.5±1.5 (−4.25 to 1.50)	0.11a

Abbreviations: CSC, central serous chorioretinopathy; SE, spherical equivalent.

^aTwo-tailed t-test.

^bFisher's exact test.