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Table 1 Demographic characteristics of subjects and controls Table I: Sex and age distribution of subjects and controls

From: Right ventricular function among South East Nigeria children with sickle cell anaemia

 

Sex

n %

 

χ 2

P

 

Genotype

SS

Male

28

54.9

   

Female

23

45.1

0.86

0.8

 

Total

51

100.0

   

AA

Male

26

52.0

   

Female

24

48.0

0.85

0.7

 

Total

50

100.0

   

Age

 

Mean

n

%

t

p

SS

Preschool

4.11 ± 0.78

9

17.6

  

School age

8.46 ± 1.28

24

47.1

  

Adolescence

14.22 ± 2.56

18

35.3

  

Total

9.73 ± 4.09

51

100.0

1.05

0.3

AA

Preschool

4.21 ± 0.89

14

28.0

  

School age

8.05 ± 1.43

19

38.0

  

Adolescence

13.65 ± 1.45

17

34.0

  

Total

8.88 ± 4.00

50

100.0

  
  1. χ 2 = Chi-square, t = Students t test, p = probability, preschool (3–5 years), school age (6–10 years), adolescence (≥11 years)