Skip to main content

Table 3 Frequency of other anal signs not discussed by RCPCH (2008) in cases and controls

From: Anal signs of child sexual abuse: a case–control study

   

Unadjusted

Adjusted+

Sign

Cases

Controls

LR*

OR

P

OR

95% CI

Fold changes

34

18.5%

3

1.7%

10.9

13.3

<.0001

8.7

3.0 - 25

Twitching

17

9.2%

2

1.1%

8.4

9.1

<.0001

9.2

2 - 41

Swelling

12

6.5%

0

0

11.8

12.6

<0.001

15.4

1.9 - 120

Funnelling

8

4.3%

1

0.6%

7.2

8.1

0.037

6.4

0.75 - 53

Mucosal prolapse

8

4.3%

0

0

7.2

8.1

0.007

8.1

1.0 - 70

Abrasion

7

3.8%

0

0

6.9

7.1

0.015

10.6

1.2 - 90

Deficit

5

2.7%

0

0

NA

 

0.061

  

Warts

1

0.5%

0

0

NA

 

1

  

Soiling

5

2.7%

11

6.1%

NA

 

0.13

  
  1. *To prevent division by zero error, for each sign where no control manifest that sign, one dummy female control has been added positive for that sign, with mean values for age and date. This excludes variables with 5 or less positive in cases.
  2. +Adjusted for date of exam, age and gender.