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Table 4 Comparison of mean (±SD) number of days of school absence of subjects and controls according to sex

From: Determinants of academic performance in children with sickle cell anaemia

Days absent from school

 

Subjects

Controls

 
 

No.

Mean (SD)

No.

Mean (SD)

t

df

p

Males

55

15.00 (9.10)*

55

7.44 (7.41)**

4.782

108

0.000

Females

35

17.18 (16.18)*

35

8.14 (9.46)**

2.853

68

0.006

All pupils

90

15.85 (12.30)

90

7.71 (8.22)**

5.217

155

0.000

  1. *t = 0.819, p = 0.415; **t = 0.396, p = 0.693.