Table 3 Laboratory parameters

Hb (g/dL)

n = 195

n = 195

n = 183

n = 178

n = 166

Hb level

Mean (SD)

11.1 (1.0)

11.4 (0.9)

11.2 (1.0)

11.1 (1.1)

11.2 (0.9)

p-value^a

0.0151

0.4154

0.8695

0.7934

Hb change vs. IS phase

Mean (SD)

0.3 (1.2)

0.1 (1.3)

0.0 (1.4)

0.0 (1.2)

Ferritin (μg/L)

Ferritin level

n = 187

n = 190

n = 182

n = 175

n = 159

Mean (SD)

395.5 (231.4)

395.1 (224.3)

420.4 (224.3)

408.4 (231.1)

420.8 (253.1)

Median (IQR)^b

366.7 (227.5–519.0)

364.3 (222.7–523.0)

391.5 (261.3–553.3)

356.0 (236.7–549.0)

390.0 (223.0–590.0)

p-value^a

0.9135

0.1799

0.5429

0.4434

Ferritin change vs. IS phase

n = 184

n = 175

n = 168

n = 152

Mean (SD)

4.2 (180.4)

28.4 (209.0)

9.6 (206.7)

16.8 (217.5)

Median (IQR)^b

−20.3 (−93.7–93.4)

9.8 (−86.2–159.0)

−5.3 (−102–124.7)

4.7 (− 88.9–129.5)

TSAT (%)

TSAT level

n = 187

n = 191

n = 182

n = 175

n = 159

Mean (SD)

25.0 (8.8)

26.8 (9.8)

26.4 (10.2)

26.2 (9.7)

26.7 (10.0)

p-value^a

0.0592

0.4014

0.2828

0.1517

TSAT change vs. IS phase

n = 185

n = 175

n = 168

n = 152

Mean (SD)

1.8 (9.4)

1.0 (8.5)

0.9 (9.4)

1.3 (9.8)

CRP (mg/L)

CRP level

n = 139

n = 129

n = 109

n = 122

n = 117

Mean (SD)

12.4 (14.8)

21.6 (35.1)

19.5 (25.5)

19.4 (27.9)

18.8 (23.6)

Median (IQR)^b

7.0 (3.3–15.3)

8.7 (4.9–22.0)

10.0 (6.0–21.5)

10.0 (4.7–19.5)

10.0 (5.0–23.0)

p-value^a

0.0351

0.0030

0.0143

0.0131

CRP change vs. IS phase

n = 124

n = 104

n = 112

n = 108

Mean (SD)

8.9 (33.9)

6.8 (21.8)

6.3 (19.9)

7.2 (21.6)

Median (IQR)^b

0.8 (−1.5–7.0)

2.6 (−0.8–7.8)

1.6 (−1.1–10.8)

1.4 (−1.5–11.2)