Table 4 Relative change in the mean Hb concentration between baseline and day of follow up

D1

(IQR, n)

− 2.7%

(− 9.09 to 1.92, 174)

− 3.8%

(− 7.75 to 2.27, 86)

− 2.42%

(− 9.33 to 0.00, 88)

0.8161

0.0%

(− 5.30 to 0.92, 62)

0.0%

(− 4.72 to 0.00, 30)

0.0%

(− 5.68 to 8.71, 30

0.219

D2

(IQR, n)

− 4.9%

(− 10.62 to − 0.87, 163)

− 4.4%

(− 9.05 to 0.43, 72)

− 5.6%

(− 11.9 to 2.65, 91)

0.525

0.0%

(− 7.14 to 7.69, 61)

0.0%

(− 7.14 to 1.63, 32)

0.0%

(− 7.69 to 9.09, 29)

0.460

D7

(IQR, n)

11.2%

(0.00 to 19.54, 164)

6.0%

(− 0.76 to 14.81, 62)

13.2%

(0.00 to 23.89, 102)

0.007

8.0%

(0.00 to 15.38, 56)

0.0%

(0.00 to 10.00, 25)

9.1%

(0.00 to 15.38, 31)

0.106

D14

(IQR, n)

16.5%

(4.27 to 27.08, 162)

13.3%

(0.00 to 22.69, 57)

18.6%

(7.69 to 30.08, 105)

0.006

NA

9.1%

(NA, 1)

n = 0

NA

D16

(IQR, n)

n = 0

n = 0

n = 0

NA

7.7%

(0.00 to 18.18, 67)

7.7%

(0.00 to 18.18, 30)

7.7%

(0.00 to 18.18, 37)

1.000

D21

(IQR, n)

15.4%

(0.85 to 23.08, 147)

15.0%

(0.00 to 26.85, 61)

15.4%

(4.07 to 22.76, 86)

0.939

8.3%

(0.00 to 18.18, 55)

7.7%

(0.00 to 18.18, 23)

8.7%

(0.00 to 18.18, 32)

0.614

D28

(IQR, n)

16.9%

(4.41 to 26.46, 140)

13.5%

(0.83 to 24.77, 62)

17.7%

(6.40 to 28.46, 78)

0.284

11.1%

(0.00 to 21.10, 47)

10.0%

(0.00 to 18.18, 21)

12.5%

(0.00 to 21.10, 26)

0.754