Table 1.

Demographic and clinical data: distribution of sex, EcoRI fragment length, age, clinical severity score (CSS), age-corrected CSS, and grade of retinal vascular tortuosity detected by colour fundus photography in FSHD patients.

Patients with FSHD (N)	33
Female (%), male (%)	54, 46
Age (years), mean (SD; range)	50.4 (17.4; 13–76)
EcoRI fragment (kB), mean (SD; range)	22.3 (6.1; 10–35)
CSS (0–10), median (IQR; range)	3.5 (1; 1.5–5)
aCSS, median (SD; range)	148.1 (60.9; 46.2–333.3)
Eyes with retinal arteries tortuosity (%)	71
Eyes with mild, moderate, severe tortuosity (%)	26, 38, 9