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Table 2 Baseline demographics

From: Efficacy and safety of ferric carboxymaltose versus ferrous sulfate for iron deficiency anemia during pregnancy: subgroup analysis of Korean women

  Korean subgroup Non-Korean subgroup
FCM (n = 45) FS (n = 44) FCM (n = 78) FS (n = 80)
Age, years 34.5 ± 4.8 33.4 ± 4.9 29.6 ± 5.6 29.5 ± 5.2
Pre-pregnancy weight, kg 53.9 ± 8.0 54.7 ± 8.7 62.4 ± 12.2 58.9 ± 11.4
Pre-pregnancy BMI, kg/m2 23.7 ± 2.7 25.0 ± 3.3 25.6 ± 4.3 24.6 ± 3.9
Baseline weight, kg 61.3 ± 7.7 63.8 ± 9.5 70.1 ± 13.5 66.5 ± 12.0
Baseline weight category, n (%)
  < 66 kg 35 (77.8) 28 (63.6) 34 (43.6)* 40 (50.0)
  ≥ 66 kg 10 (22.2) 16 (36.4) 44 (56.4) 40 (50.0)
 Overall total dose, mg 1066 ± 172 12,286 ± 3596 1006 ± 170 11,777 ± 5124
 Baseline Hb level, g/dL 9.68 ± 0.92 9.84 ± 1.55 9.82 ± 0.79 9.98 ± 0.89
Baseline Hb level category, n (%)
  ≤ 9.0 g/dL 11 (24.4) 6 (13.6) 11 (14.1) 11 (13.8)
  > 9.0 g/dL 34 (75.6) 38 (86.4) 67 (85.9) 68 (85.0)
Baseline serum ferritin
  ≤ 10 ng/mL 36 (80.0) 28 (63.6) 62 (79.5) 58 (72.5)
  > 10 ng/mL 9 (20.0) 15 (34.1) 14 (17.9) 22 (27.5)
Gestational age category
 16 to < 20 weeks 3 (6.7) 2 (4.5) 9 (11.5) 7 (8.8)
 20 to < 33 weeks 40 (88.9) 40 (90.9) 65 (83.3) 70 (87.5)
  ≥ 33 weeks 2 (4.4) 2 (4.5) 4 (5.1) 3 (3.8)
  1. Results presented here are mean (and standard deviation) unless otherwise stated
  2. BMI body mass index, FCM Ferric carboxymaltose, FS ferrous sulfate
  3. *P < 0.05 vs. Korean subgroup FCM. Values with no asterisk have no statistically significant difference when compared with other three values in the same row using Student’s t-test, chi-square test, or Fisher’s exact test