Table 7: Relationship between mean cortical thickness and renal cortical echogenicity in lassa fever patients.

Renal cortical echogenicity (grading)

Mean Cortical Thickness (cm)

Difference

Percentage Decrease

N

Mean

SD

Min

Max

F value

p-value

Grade 0

3

1.00

0.20

0.70

1.40

61.127

0.000

1.00

0%

Grade 1

11

0.90

0.20

0.60

1.10

 

 

- 0.10

10%

Grade 2

18

0.60

0.30

0.00

1.20

 

 

- 0.30

33.3%

Grade 3

8

0.00

0.00

0.00

0.00

 

 

- 0.60

100.0%

Total

40

0.60

0.40

0.00

1.20

 

 

 

 

SD: Standard Deviation, F value: ANOVA test value, p-value: Statistical level of significance, Min: Minimum, Max: Maximum