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Table 8 Values of the questionnaire answers

From: Perianal ultrasound (PAUS): visualization of sphincter muscles and comparison with digital-rectal examination (DRE) in females

 

Mean

SD

Variance

Min

Max

n

a.

 1. PAUS uncomfortable?

2.50

2.20

4.82

1.00

10.00

26

 2. PAUS unpleasant?

2.38

1.60

2.57

1.00

10.00

26

 3. PAUS painful?

1.69

1.52

2.30

1.00

10.00

26

 4. PAUS embarrassing?

2.35

1.90

3.60

1.00

10.00

26

 5. PAUS expectation and reality?

0.58

0.50

0.25

0.00

2.00

26

 6. Allowing repetition of PAUS in the future?

0.04

0.20

0.04

0.00

2.00

26

b.

 1. DRE uncomfortable?

2.69

1.74

3.02

1.00

10.00

26

 2. DRE unpleasant?

3.15

2.29

5.26

1.00

10.00

26

 3. DRE painful?

2.00

1.63

2.64

1.00

10.00

26

 4. DRE embarrassing?

3.27

2.44

5.97

1.00

10.00

26

 5. DRE expectation and reality?

0.77

0.59

0.35

0.00

2.00

26

 6. Allowing repetition of DRE in the future?

0.15

0.37

0.14

0.00

2.00

26

  1. a: answers of questions about PAUS, b: answers of questions about DRE. a + b: questions 1–4: scale for assessment was from 1 to 10, with 1 meaning not at all and 10 meaning extremely; question 5: scale was 0 = better, 1 = same and 2 = worse; question 6: possible answers were 0 = everytime, 1 = exceptionally and 2 = never. SD = standard deviation, min. = minimum of the scale, max. = maximum of the scale