Table 3: Illustrates according to the age ranges, the number and percentage of patients with all positive grades, low grade 1, and high grades 2 and 3.

AGE Ranges

Patients

No.

All Positive Grades

No. and %

Grade 1

No. and %

Grade 2 and 3

No. and %

31-40

144

2 and 1.39%

1 and 0.69%

0 and 0% (1 FP*)

41-50

373

2 and 0.54%

2 and 0.54%

0 and 0%

51-60

536

2 and 0.37%

1 and 0.19%

1 and 0.19%

61-70

441

11 and 2.49%

9 and 2.04%

2 and 0.45%

71-80

517

15 and 2.9%

14 and 2.71%

0 and 0% (1 FP*)

81-91

200

8 and 4%

6 and 3%

2 and 1%

*FP: false positive.