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. 2021 Jan 19;11:1784. doi: 10.1038/s41598-020-79254-6

Table 2.

Laboratory values and treatment data at treatment initiation among new users, by country and type of treatment started.

Brazil Germany US
Oral Iron IV Iron ESA Oral Iron IV Iron ESA Oral Iron IV Iron ESA
Patients, N 53 18 32 181 93 178 136 27 48
% on monotherapy 94% 44% 59% 92% 73% 83% 95% 81% 83%
Laboratory values*
CKD stage
 Stage 3 23% 11% 19% 22% 13% 6% 30% 14% 13%
 Stage 4 66% 39% 42% 62% 61% 54% 52% 64% 41%
 Stage 5 11% 50% 39% 16% 26% 39% 18% 23% 46%
eGFR, ml/min/1.73m2 25.0 (9.9) 18.2 (11.8) 19.8 (10.3) 24.2 (10.2) 21.2 (9.2) 18.1 (7.5) 25.3 (11.5) 19.8 (8.1) 18.8 (9.2)
Hemoglobin, g/dL 11.5 (1.3) 10.4 (1.6) 10.9 (1.6) 11.2 (1.5) 11.2 (1.4) 10.2 (1.3) 11.1 (1.6) 10.2 (1.7) 9.6 (1.4)
Ferritin, ng/mL

99

[50,281]

100

[90,162]

143

[98,346]

89

[46,171]

110

[51,191]

180

[90,362]

87

[50,247]

61

[30,225]

200

[133,370]

Ferritin < 100 ng/mL 52% 43% 25% 58% 48% 28% 55% 58% 17%
TSAT, % 28.5 (11.5) 19.3 (9.7) 28.3 (10.5) 17.8 (9.0) 20.0 (11.1) 21.8 (8.7) 18.4 (9.1) 15.6 (7.0) 29.4 (10.1)
TSAT < 20% 18% 60% 17% 69% 61% 43% 60% 82% 13%
ESA type
Patients with ESA type data, N 2 10 29 10 21 178 5 3 40
Darbepoetin alfa 0% 0% 3% 30% 62% 54% 40% 0% 65%
Epoetin alfa 100% 100% 97% 60% 24% 25% 60% 67% 33%
Epoetin beta – pegylated 0% 0% 0% 10% 19% 22% 0% 33% 3%

Patients who are under combined treatment regimen could contribute to any of three columns.

*The most recent value within 12 months prior to the treatment initiation.

Results presented as Number, mean (SD), median [IQR] or percentage as appropriate.