Table 5: Relationship between renal cortical echogenicity (from grade 0-3) and mean serum creatinine levels in Lassa fever patients.

Renal cortical echogenicity (grading)

Serum Creatinine (mg/dl)

Difference

Percentage Increase

N

Mean

SD

Min

Max

F value

p-value

Grade 0

3

1.20

0.20

1.00

1.30

24.149

0.000

1.20

0%

Grade 1

11

2.10

0.40

1.50

2.80

 

 

0.90

75%

Grade 2

18

3.00

0.80

1.90

5.20

 

 

0.90

42.9%

Grade 3

8

6.80

2.70

3.80

10.70

 

 

3.80

126.7%

Total

40

3.40

2.30

1.00

10.70

 

 

 

 

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