Table 1. Pityriasis rosea detection rates (n, per thousand rates) by gender, age and overall.

 

 

Males

Females

Total

Age (y)

n/exam

n/PR

0/00

n/exam

n/PR

0/00

n/PR (0/00)

0-5

1144

4

3.4

1040

7

6.7

11  (5.0)

6-10

1182

19

16.0

1154

20

17.3

39 (16.7)

11-15

1352

14

10.3

1670

22

13.2

36 (11.9)

  *16-20

2819

20

7.0

3821

52

13.6

72 (10.8)

21-25

1804

22

12.2

2574

52

20.2

74 (17.0)

26-30

1380

19

14.0

2042

26

12.7

45 (13.0)

31-35

1258

18

14.3

2005

39

19.4

57 (17.5)

36-40

1029

16

15.5

1975

26

13.2

42 (14.0)

41-45

1095

9

8.2

1889

23

12.1

32 (10.7)

46-50

1053

4

3.8

1872

21

11.2

25  (8.5)

51-55

1012

1

0.9

1595

12

7.5

13 (5.0)

56-60

963

1

1.0

1570

4

2.5

5 (2.0)

61-65

1376

7

5.0

1831

3

1.6

10 (3.1)

66-70

1295

7

5.4

1756

3

1.7

10 (3.3)

71-75

1072

1

0.9

1284

2

1.5

3 (1.3)

76-80

558

1

1.8

693

1

1.4

2 (1.6)

>80

517

-

-

557

3

5.4

3 (2.8)

¶ TOTAL

20909

163

7.8

29328

316

10.8

479 (9.5)

               *p=0.01, OR 1.9 (1.1-3.4), ¶p=0.001, Mantel-Haenszel weighted OR (MHOR)

               1.4 (1.1-1.6)

        n/exam: total number of patients examined, n/PR: total cases of pityriasis rosea;

    0/00 : relative incidence, PR cases/total patients examined, per thousand rate