Table 1.

Baseline characteristics of R-OIAT participants.

Characteristics	Baseline (n = 268)
Age (years)	63.0 (11.6)
Males, age, n (%)	63.8 (11.3), 153 (57%)
Females, age, n (%)	62.0 (12.0), 115 (43%)
Riona
3 tablets (750 mg of FCH)	149 (55.6%)
6 tablets (1500 mg of FCH)	101 (37.7%)
9 tablets (2250 mg of FCH)	18 (6.7%)
ESA
epoetin alfa/beta, n (%)	40 (14.9%)
darbepoetin alfa, n (%)	133 (49.6%)
epoetin beta pegol, n (%)	65 (24.3%)
No ESA, n (%)	30 (11.2%)

Data are mean (SD) or n (%). FCH, ferric citrate hydrate; ESA, erythropoiesis-stimulating agent.