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Table 4 Univariate analysis of IQ scores correlates - low SES village a

From: An association between Helicobacter pylori infection and cognitive function in children at early school age: a community-based study

  

Full-Scale IQ

Non-Verbal IQ

Verbal IQ

 

N

Mean (SD)

Mean (SD)

Mean (SD)

Sex

    

Males

42

89.1 (12.0)

88.0 (11.2)

91.5 (13.5)

Females

41

91.1 (12.1)

88.8 (10.8)

94.3 (14.0)

Maternal education

    

<10 years

68

88.8 (11.9)

87.8 (10.1)

90.8 (13.8)

≥10 years

15

96.0 (11.2)**

91.0 (14.4)

101.6 (10.1)**

Paternal education

    

<10 years

50

89.7 (13.7)

89.0 (11.6)

91.5 (15.1)

≥10 years

22

91.6 (10.4)

86.7 (14.1)

97.2 (10.4)

Crowding index

    

< median

37

93.2 (12.3)

90.2 (13.0)

97.1 (13.1)

≥ median

46

87.6 (11.3)**

86.9 (8.9)

89.5 (13.5)**

Composite SES index

    

Low SES

38

88.3 (12.9)

88.0 (10.7)

90.0 (14.7)

High SES

45

91.6 (11.1)

88.8 (11.3)

95.4 (12.6)*

H. pylori infection

    

Negative

9

89.8 (11.3)

86.7 (9.6)

94.1 (14.9)

Positive

63

90.2 (12.5)

89.1 (11.4)

92.4 (14.1)

Hb at early childhood b

74

0.21*

0.30**

0.14

Current Hb level b

83

0.08

0.03

0.11

HAZ at early childhood b

81

0.28**

0.27**

0.26**

WHZ at early childhood b

80

0.04

0.05

0.04

Current BMIZ b

83

0.03

0.05

0.01

  1. a P value were obtained by the Student t test unless otherwise is specified.
  2. b Pearson correlation.
  3. *P < 0.1, **P < 0.05, ***P < 0.01.
  4. Hb: hemoglobin, HAZ: Height for Age Z score, WHZ: Weight for Height Z score, BMIZ: Body Mass Index Z score.
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BMC Pediatrics

ISSN: 1471-2431

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