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Table 2 Complete Blood Count (CBC) reference values by sex and age

From: Blood cytology in children with down syndrome

Indicator

n

Sex

Age

Mean

Standard Deviation

95% CI

Hemoglobin (g/dL)

473

Male

< 2

13.1

1.4

12.97, 13.23

Hemoglobin (g/dL)

760

Male

2-5

14.12

1.18

14.04, 14.2

Hemoglobin (g/dL)

562

Male

6-11

14.66

1.08

14.57, 14.74

Hemoglobin (g/dL)

115

Male

12-14

15.47

1.24

15.24, 15.7

Hemoglobin (g/dL)

43

Male

15-18

15.86

0.73

15.63, 16.08

Hemoglobin (g/dL)

291

Female

< 2

13.05

1.58

12.87, 13.23

Hemoglobin (g/dL)

519

Female

2-5

14.05

1.15

13.95, 14.15

Hemoglobin (g/dL)

462

Female

6-11

14.75

1.1

14.65, 14.85

Hemoglobin (g/dL)

116

Female

12-14

15.18

0.88

15.01, 15.34

Hemoglobin (g/dL)

97

Female

15-18

15.27

0.87

15.1, 15.45

Hematocrit (%)

473

Male

< 2

39.08

4.18

38.7, 39.45

Hematocrit (%)

760

Male

2-5

41.62

3.43

41.38, 41.86

Hematocrit (%)

562

Male

6-11

43.11

3.01

42.86, 43.36

Hematocrit (%)

115

Male

12-14

45.55

3.43

44.92, 46.18

Hematocrit (%)

43

Male

15-18

46.81

2.12

46.16, 47.46

Hematocrit (%)

291

Female

< 2

39.12

4,89

38.56, 39.69

Hematocrit (%)

519

Female

2-5

41.53

3.36

41.24, 41.82

Hematocrit (%)

462

Female

6-11

43.34

3.16

43.06, 43.63

Hematocrit (%)

116

Female

12-14

44.68

2.78

44.17, 45.19

Hematocrit (%)

97

Female

15-18

45.22

2.54

44.71, 45.73

Erythrocytes (10˄6/μL)

473

Male

< 2

4.3

0.53

4.26, 4.35

Erythrocytes (10˄6/μL)

760

Male

2-5

4.55

0.43

4.52, 4.58

Erythrocytes (10˄6/μL)

562

Male

6-11

4.64

0.38

4.61,4.67

Erythrocytes (10˄6/μL)

115

Male

12-14

4.88

0.36

4.81, 4.94

Erythrocytes (10˄6/μL)

43

Male

15-18

4.98

0.27

4.9, 5.06

Erythrocytes (10˄6/μL)

291

Female

< 2

4.32

0.61

4.25, 4.39

Erythrocytes (10˄6/μL)

519

Female

2-5

4.53

0.39

4.5, 4.57

Erythrocytes (10˄6/μL)

462

Female

6-11

4.62

0.37

4.59, 4.66

Erythrocytes (10˄6/μL)

116

Female

12-14

4.68

0.36

4.62, 4.74

Erythrocytes (10˄6/μL)

97

Female

15-18

4.7

0.29

4.64, 4.75

RDW (%)

473

Male

< 2

15.5

2.04

15.32, 15.69

RDW (%)

760

Male

2-5

14.72

1.45

14.62. 14.82

RDW (%)

562

Male

6-11

14.42

1.26

14.31, 14.52

RDW (%)

115

Male

12-14

14.82

1.83

14.48, 15.15

RDW (%)

43

Male

15-18

14.66

1.59

14.17. 15.15

RDW (%)

291

Female

< 2

16.1

2.94

15.76, 16.44

RDW (%)

519

Female

2-5

14.68

1.61

14.54, 14.82

RDW (%)

462

Female

6-11

14.06

0.95

13.97, 14.15

RDW (%)

116

Female

12-14

14.05

0.87

13.89, 14.21

RDW (%)

97

Female

15-18

13.93

0.77

13.77, 14.08

MCV (fL)

473

Male

< 2

91.17

6.09

90.62, 91.72

MCV (fL)

760

Male

2-5

91.74

4.86

91.4, 92.09

MCV (fL)

562

Male

6-11

93.05

4.32

92.69, 93.4

MCV (fL)

115

Male

12-14

93.48

5.16

92.53, 94.43

MCV (fL)

43

Male

15-18

94.16

4.91

92.65. 95.67

MCV (fL)

291

Female

< 2

91.02

6.57

90.26, 91.78

MCV (fL)

519

Female

2-5

91.76

4.58

91.37, 92.16

MCV (fL)

462

Female

6-11

93.87

3.56

93.55, 94.2

MCV (fL)

116

Female

12-14

95.55

3.57

94.89, 96.21

MCV (fL)

97

Female

15-18

96.36

3.24

95.71, 97.02

MCH (pg)

473

Male

< 2

30.57

2.27

30.37. 30.78

MCH (pg)

760

Male

2-5

31.13

1.9

31.0, 31. 27

MCH (pg)

562

Male

6-11

31.64

1.71

31.5, 31.78

MCH (pg)

115

Male

12-14

31.75

2.11

31.36, 32.14

MCH (pg)

43

Male

15-18

31.91

1.92

31.32, 32.5

MCH (pg)

291

Female

< 2

30.39

2.46

30.1, 30.67

MCH (pg)

519

Female

2-5

31.05

1.84

30.89, 31.21

MCH (pg)

462

Female

6-11

31.95

1.48

31.82, 32.09

MCH (pg)

116

Female

12-14

32.48

1.58

32.19, 32.77

MCH (pg)

97

Female

15-18

32.57

1.46

32.27, 32.88

MCHC (g/dL)

473

Male

< 2

33.53

0.93

33.44, 33.61

MCHC (g/dL)

760

Male

2-5

33.93

0.84

33.87, 33.99

MCHC (g/dL)

562

Male

6-11

34

0.84

33.93, 34.06

MCHC (g/dL)

115

Male

12-14

33.95

0.85

33.8, 34.11

MCHC (g/dL)

43

Male

15-18

33.88

0.69

33.67, 34.09

MCHC (g/dL)

291

Female

< 2

33.38

1.16

33.25, 33.51

MCHC (g/dL)

519

Female

2-5

33.83

0.97

33.75, 33.92

MCHC (g/dL)

462

Female

6-11

34.03

0.73

33.97, 34.1

MCHC (g/dL)

116

Female

12-14

33.99

0.8

33.84, 34.13

MCHC (g/dL)

97

Female

15-18

33.79

0.73

33.64, 33.94

Leukocytes (10˄3/μL)

473

Male

< 2

6.86

1.72

6.7, 7.01

Leukocytes (10˄3/μL)

760

Male

2-5

6.32

1.74

6.2, 6.44

Leukocytes (10˄3/μL)

562

Male

6-11

5.79

1.67

5.65, 5.93

Leukocytes (10˄3/μL)

115

Male

12-14

5.17

1.74

4.85, 5.49

Leukocytes (10˄3/μL)

43

Male

15-18

6.08

1.79

5.53, 6.63

Leukocytes (10˄3/μL)

291

Female

< 2

6.87

2.03

6.64, 7.11

Leukocytes (10˄3/μL)

519

Female

2-5

6.02

1.71

5.88, 6.17

Leukocytes (10˄3/μL)

462

Female

6-11

5.46

1.65

5.31, 5.61

Leukocytes (10˄3/μL)

116

Female

12-14

6.09

1.82

5.76, 6.43

Leukocytes (10˄3/μL)

97

Female

15-18

6.23

1.64

5.9, 6.56

Neutrophils (%)

473

Male

< 2

42.69

15.17

41.32, 44.06

Neutrophils (%)

760

Male

2-5

50.43

14.36

49.41, 51.46

Neutrophils (%)

562

Male

6-11

52.,53

12.69

51.48, 53.58

Neutrophils (%)

115

Male

12-14

53.04

12.43

50.74, 55.34

Neutrophils (%)

43

Male

15-18

55.19

9.15

52.37, 58.0

Neutrophils (%)

291

Female

< 2

42.34

16.99

40.38, 44.3

Neutrophils (%)

519

Female

2-5

49.94

14.47

48.7, 51.19

Neutrophils (%)

462

Female

6-11

54.19

11.98

53.1, 55.29

Neutrophils (%)

116

Female

12-14

57.77

11.95

55.57, 59.97

Neutrophils (%)

97

Female

15-18

57.76

11.28

55.48, 60.03

Lymphocytes (%)

473

Male

< 2

46.02

13.9

44.76, 47.27

Lymphocytes (%)

760

Male

2-5

38.92

13.21

37.98, 39.86

Lymphocytes (%)

562

Male

6-11

37.0

12.41

35.97, 38.03

Lymphocytes (%)

115

Male

12-14

36.27

11.89

34.08, 38.47

Lymphocytes (%)

43

Male

15-18

34.55

8.8

31.84, 37.26

Lymphocytes (%)

291

Female

< 2

46.59

15.53

44.79, 48.38

Lymphocytes (%)

519

Female

2-5

40.13

13.35

38.98, 41.28

Lymphocytes (%)

462

Female

6-11

35.8

11.27

34.78, 36.84

Lymphocytes (%)

116

Female

12-14

32.38

11.55

30.26, 34.51

Lymphocytes (%)

97

Female

15-18

32.44

10.87

30.25, 34.63

Monocytes (%)

473

Male

< 2

8.52

3.8

8.17, 8.86

Monocytes (%)

760

Male

2-5

8.22

3.15

8.0, 8.44

Monocytes (%)

562

Male

6-11

8.09

2.47

7.89, 8.3

Monocytes (%)

115

Male

12-14

8.3

2.39

7.86, 8.74

Monocytes (%)

43

Male

15-18

8.5

2.19

7.83, 9.17

Monocytes (%)

291

Female

< 2

8.62

4.29

8.13, 9.12

Monocytes (%)

519

Female

2-5

7.7

2.86

7.45, 7.95

Monocytes (%)

462

Female

6-11

7.75

2.39

7.53, 7.97

Monocytes (%)

116

Female

12-14

7.66

2.0

7.3, 8.03

Monocytes (%)

97

Female

15-18

7.54

1.76

7.19, 7.9

Eosinophils (%)

473

Male

< 2

1.9

1.91

1.73, 2.07

Eosinophils (%)

760

Male

2-5

1.69

1.83

1.56, 1.82

Eosinophils (%)

562

Male

6-11

1.55

1.11

1.45, 1.64

Eosinophils (%)

115

Male

12-14

1.54

1.22

1.32, 1.77

Eosinophils (%)

43

Male

15-18

1.04

0.75

0.81, 1.27

Eosinophils (%)

291

Female

< 2

1.51

1.64

1.32, 1.7

Eosinophils (%)

519

Female

2-5

1.48

1.57

1.34, 1.61

Eosinophils (%)

462

Female

6-11

1.47

1.61

1.32, 1.61

Eosinophils (%)

116

Female

12-14

1.44

0.97

1.26, 1.62

Eosinophils (%)

97

Female

15-18

1.54

1.11

1.32, 1.76

Basophils (%)

473

Male

< 2

0.73

0.72

0.67, 0.8

Basophils (%)

760

Male

2-5

0.78

0.59

0.74, 0.82

Basophils (%)

562

Male

6-11

0.81

0.46

0.77, 0.85

Basophils (%)

115

Male

12-14

0.85

0.41

0.77, 0.92

Basophils (%)

43

Male

15-18

0.72

0.3

0.63, 0.81

Basophils (%)

291

Female

< 2

0.72

0.82

0.63, 0.82

Basophils (%)

519

Female

2-5

0.71

0.68

0.65, 0.77

Basophils (%)

462

Female

6-11

0.72

0.43

0.68, 0.76

Basophils (%)

116

Female

12-14

0.69

0.42

0.61, 0.76

Basophils (%)

97

Female

15-18

0.72

0.38

0.65, 0.8

Neutrophils (10˄3/μL)

473

Male

< 2

2.99

1.49

2.86, 3.13

Neutrophils (10˄3/μL)

760

Male

2-5

3.26

1.51

3.15, 3.37

Neutrophils (10˄3/μL)

562

Male

6-11

3.09

1.35

2.98, 3.2

Neutrophils (10˄3/μL)

115

Male

12-14

2.84

1.4

2.58, 3.1

Neutrophils (10˄3/μL)

43

Male

15-18

3.45

1.41

3.01, 3.88

Neutrophils (10˄3/μL)

291

Female

< 2

3.0

1.65

2.81, 3.19

Neutrophils (10˄3/μL)

519

Female

2-5

3.11

1.56

2.97, 3.24

Neutrophils (10˄3/μL)

462

Female

6-11

3.05

1.44

2.92, 3.18

Neutrophils (10˄3/μL)

116

Female

12-14

3.57

1.5

3.3, 3.85

Neutrophils (10˄3/μL)

97

Female

15-18

3.68

1.41

3.4, 3.96

Lymphocytes (10˄3/μL)

473

Male

< 2

3.1

1.14

3.0, 3.2

Lymphocytes (10˄3/μL)

760

Male

2-5

2.41

1.0

2.34, 2.48

Lymphocytes (10˄3/μL)

562

Male

6-11

2.11

0.93

2.03, 2.19

Lymphocytes (10˄3/μL)

115

Male

12-14

1.8

0.72

1.66, 1.93

Lymphocytes (10˄3/μL)

43

Male

15-18

2.02

0.56

1.85, 2.19

Lymphocytes (10˄3/μL)

291

Female

< 2

3.13

1.26

2.99, 3.28

Lymphocytes (10˄3/μL)

519

Female

2-5

2.34

0.9

2.26, 2.41

Lymphocytes (10˄3/μL)

462

Female

6-11

1.88

0.68

1.82, 1.95

Lymphocytes (10˄3/μL)

116

Female

12-14

1.94

0.93

1.76, 2.1

Lymphocytes (10˄3/μL)

97

Female

15-18

1.95

0.66

1.82, 2.08

Monocytes (10˄3/μL)

473

Male

< 2

0.57

0.29

0.55, 0.6

Monocytes (10˄3/μL)

760

Male

2-5

0.51

0.22

0.49, 0.52

Monocytes (10˄3/μL)

562

Male

6-11

0.46

0.18

0.44, 0.48

Monocytes (10˄3/μL)

115

Male

12-14

0.42

0.16

0.39, 0.45

Monocytes (10˄3/μL)

43

Male

15-18

0.51

0.2

0.45, 0.57

Monocytes (10˄3/μL)

291

Female

< 2

0.58

0.31

0.54, 0.61

Monocytes (10˄3/μL)

519

Female

2-5

0.45

0.2

0.43, 0.47

Monocytes (10˄3/μL)

462

Female

6-11

0.41

0.15

0.4, 0.42

Monocytes (10˄3/μL)

116

Female

12-14

0.46

0.17

0.43, 0.49

Monocytes (10˄3/μL)

97

Female

15-18

0.46

0.16

0.43, 0.49

Eosinophils (10˄3/μL)

473

Male

< 2

0.13

0.14

0.12, 0.14

Eosinophils (10˄3/μL)

760

Male

2-5

0.1

0.12

0.09, 0.11

Eosinophils (10˄3/μL)

562

Male

6-11

0.09

0.07

0.08, 0.09

Eosinophils (10˄3/μL)

115

Male

12-14

0.08

0.07

0.07, 0.09

Eosinophils (10˄3/μL)

43

Male

15-18

0.06

0.05

0.05, 0.08

Eosinophils (10˄3/μL)

291

Female

< 2

0.1

0.12

0.09. 0.11

Eosinophils (10˄3/μL)

519

Female

2-5

0.08

0.09

0.07, 0.09

Eosinophils (10˄3/μL)

462

Female

6-11

0.08

0.09

0.07, 0.08

Eosinophils (10˄3/μL)

116

Female

12-14

0.08

0.05

0.07, 0.09

Eosinophils (10˄3/μL)

97

Female

15-18

0.09

0.07

0.08, 0.11

Basophils (10˄3/μL)

473

Male

< 2

0.05

0.05

0.04, 0.05

Basophils (10˄3/μL)

760

Male

2-5

0.05

0.04

0.04, 0.05

Basophils (10˄3/μL)

562

Male

6-11

.05

0.03

0.04, 0.05

Basophils (10˄3/μL)

115

Male

12-14

0.04

0.03

0.04, 0.05

Basophils (10˄3/μL)

43

Male

15-18

0.04

0.02

0.04, 0.05

Basophils (10˄3/μL)

291

Female

< 2

0.05

0.06

0.04, 0.06

Basophils (10˄3/μL)

519

Female

2-5

0.04

0.05

0.04, 0.05

Basophils (10˄3/μL)

462

Female

6-11

0.04

0.02

0.04, 0.04

Basophils (10˄3/μL)

116

Female

12-14

0.04

0.03

0.03, 0.04

Basophils (10˄3/μL)

97

Female

15-18

0.04

0.03

0.04, 0.05

Platelets (10˄3/μL)

473

Male

< 2

324.43

81.37

317.1, 331.8

Platelets (10˄3/μL)

760

Male

2-5

306.62

70.98

301.6, 311.7

Platelets (10˄3/μL)

562

Male

6-11

293.89

65.54

288.5, 299.3

Platelets (10˄3/μL)

115

Male

12-14

272.24

56.53

261.8, 282.7

Platelets (10˄3/μL)

43

Male

15-18

266.56

59.88

248.1, 285

Platelets (10˄3/μL)

291

Female

< 2

310.44

86.61

300.5, 320.4

Platelets (10˄3/μL)

519

Female

2-5

300.01

76.16

293.4, 306.6

Platelets (10˄3/μL)

462

Female

6-11

280.16

66.36

274.1, 286.2

Platelets (10˄3/μL)

116

Female

12-14

260.3

65.9

248.2, 272.4

Platelets (10˄3/μL)

97

Female

15-18

255.16

64.45

242.2, 268.2

MPV (fL)

473

Male

< 2

7.79

0.83

7.71, 7.86

MPV (fL)

760

Male

2-5

7.44

0.74

7.39, 7.5

MPV (fL)

562

Male

6-11

7.53

0.64

7.48, 7.58

MPV (fL)

115

Male

12-14

7.69

0.65

7.57, 7.81

MPV (fL)

43

Male

15-18

7.78

0.8

7.54, 8.03

MPV (fL)

291

Female

< 2

7.79

0.91

7.68, 7.89

MPV (fL)

519

Female

2-5

7.39

0.69

7.33, 7.45

MPV (fL)

462

Female

6-11

7.39

0.6

7.33, 7.44

MPV (fL)

116

Female

12-14

7.58

0.57

7.48, 7.68

MPV (fL)

97

Female

15-18

7.63

0.58

7.51, 7.74

  1. Abbreviations: RDW Red cell distribution width, MCV Mean corpuscular volume, MCH Mean corpuscular hemoglobin, MCHC Mean corpuscular hemoglobin concentration, MPV Mean platelet volume