Table 1 Baseline Characteristics of the study population between eradicated group, sustained infection group, no infection group.

From: Helicobacter pylori eradication affects platelet count recovery in immune thrombocytopenia

Ā 

Eradicated

group

(n = 26)

Sustained infection

group

(n = 10)

No infection

group

(n = 25)

P-value

N

Mean ± SD

N

Mean ± SD

N

Mean ± SD

Ā 

Age (year)

26

52.5 ± 12.3

10

56.0 ± 16.6

25

48.9 ± 20.2

0.490†

Sex (male)

8

30.8%

4

40.0%

9

36.0%

0.853*

Platelet, Ɨ 109/L [range]

26

50.2 ± 23.5 [8–89]

10

63.3 ± 33.9 [21–98]

25

60.6 ± 23.4 [27–87]

0.238†

MPV, fL

22

10.9 ± 2.1

7

11.8 ± 1.2

24

11.2 ± 2.7

0.680†

WBC, Ɨ 103/uL

26

8.0 ± 2.7

10

5.7 ± 1.9

25

5.6 ± 2.0

0.002†

Neutrophil, Ɨ 103/uL

26

5.2 ± 2.3

10

3.2 ± 1.4

25

3.0 ± 1.5

0.000†

Lymphocyte, Ɨ 103/uL

26

2.2 ± 1.1

10

2.4 ± 0.9

25

1.8 ± 0.8

0.146†

Monocyte, Ɨ 103/uL

26

0.4 ± 0.2

10

0.5 ± 0.2

25

0.5 ± 0.7

0.589†

Eosinophil, Ɨ 103/uL

26

0.2 ± 0.4

10

0.1 ± 0.1

24

0.1 ± 0.1

0.554†

Basophil, Ɨ 103/uL

26

0.0 ± 0.0

9

0.0 ± 0.0

24

0.0 ± 0.0

0.510†

Haemoglobin, g/dL

26

12.7 ± 2.7

10

13.2 ± 2.8

25

13.2 ± 1.7

0.760†

Reticulocyte, g/dL

15

72.6 ± 27.7

3

39.8 ± 6.4

14

62.4 ± 13.8

0.059†

NLR

26

2.8 ± 3.2

10

1.4 ± 0.5

25

1.8 ± 0.9

0.144†

Antinuclear antibody positivity

2

15.4% (2/13)

1

14.3% (1/7)

7

38.9% (7/18)

0.248*

CRP, mg/dL

13

0.8 ± 1.5

8

1.6 ± 3.3

17

0.6 ± 1.6

0.504†

ESR, mm/h

10

24.3 ± 25.9

8

22.8 ± 35.1

13

17.3 ± 15.2

0.781†

  1. *Pearson Chi-square test.
  2. †ANOVA.
  3. N, number of patients; SD, standard deviation; MPV, Mean platelet volume; WBC, White blood cell; NLR, Neutrophil lymphocyte ratio; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate.