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Table 4 Mean ± SD or Median Comparison with company derived values and other published reference values

From: Umbilical cord blood hematological parameters reference interval for newborns from Addis Ababa, Ethiopia

Parameters

RI current study

Sysmex KX 21 [41]

Sudan [42]

Nigeria [43]

Saudi Arabia [44]

Pakistan [45]

Median

Mean ± SD

95 % RI

RI

Mean ± SD

Mean ± SD

Median

Mean ± SD

WBC

12.4

12.4 ± 3.38

6.6–19.4

9.0–30.0

12.3 ± 4.17

13.1 ± 5.20

16.1

13.7 ± 4.00

RBC

4.51

4.51 ± 4.49

3.55–5.52

4.1–6.7

4.34 ± 0.60

4.05 ± 0.55

5.10

-

HGB

15.8

15.8 ± 1.64

12.4–19.7

15.0–24.0

14.4 ± 1.55

13.9 ± 1.50

17.7

15.4 ± 1.90

HCT

45.9

46.1 ± 4.62

37.9–56.3

44–70

44.1 ± 5.14

44.8 ± 5.78

53.2

-

MCV

102.1

101.2 ± 5.97

83.9-111.6

102–115

105.5 ± 5.14

110.4 ± 11.88

106

103.4 ± 4.60

MCH

35.3

35.1 ± 1.97

29.4–39.1

33.0–39.0

33.5 ± 1.99

32.6 ± 4.13

35.5

33.8 ± 1.60

MCHC

34.3

34.5 ± 1.17

32.3–37.4

32.0–36.0

33.1 ± 1.19

29.8 ± 1.64

33.2

-

RDW-CV

15.6

15.4 ± 1.60

12.0–19.0

11.8–15.6

19.8 ± 4.26

-

-

18.5 ± 18

PLT

236

245.5 ± 69.78

146.0-438.0

140–385

261 ± 83.16

225.1 ± 72.21

234

285 ± 62

LYM%

37.5

38.2 ± 10.96

16.6–63.0

-

-

-

-

-

MXD%

7.90

8.0 ± 3.44

1.7–15.8

-

-

-

-

-

NEU%

53.7

53.9 ± 10.84

30.3–78.4

-

-

-

-

-

#NEU

6.6

6.7 ± 2.42

2.7–12.9

6.0–26.0

-

-

-

7.7 ± 3.00

#LYM

4.5

4.7 ± 1.93

1.9–8.3

2.3–10.8

-

-

-

5.1 ± 1.80

#MXD

1.0

1.1 ± 0.88

0.1–2.4

0.1–3.6

-

-

-

-

PDW

11.0

11.6 ± 2.22

9.1–15.7

-

-

-

-

-

MPV

9.4

9.5 ± 0.90

8.1–11.8

-

-

-

-

-

  1. *Units: WBC (x109/L), RBC (x1012/L), HGB (g/dL), PLT (x109/L), MCV (fL), MCH (pg), MCHC (g/L), RDW-CV (%)