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Table 2 Knowledge and risk perception results

From: Multidisciplinary peer-led sexual and reproductive health education programme in France, a prospective controlled-study

 

Students of sexual education programme

Students of other programmes

Before the programme

mean (SD)

After the programme

mean (SD)

Difference

(CI 95%)

p

Before the programme

mean (SD)

After the programme

mean (SD)

Difference

(CI 95%)

p

Diff in diff

(CI 95%)

p between differences*

Peer-educators

 Score True-False question /30

26.5 (2.7)

28.5 (2.4)

2.0 [1.6–2.5]

< 0.001

26.3 (3.7)

26.2 (4.2)

-0.1 [-0.5–0.3]

0.74

2.1 [1.4–2.9]

< 0.001

  Nice

26.9 (2.5)

29.1 (1.0)

2.2 [1.6–2.8]

<  0.001

26.2 (3.0)

26.1 (5.0)

-0.1 [-1.1–0.7]

0.76

2.3 [0.9–3.7]

0.001

  Marseille

26.2 (2.8)

28.3 (2.7)

2.1 [1.5–2.7]

<  0.001

26.3 (3.9)

26.2 (3.9)

- 0.1 [-0.6–0.5]

0.83

2.2 [1.2–3.1]

< 0.001

  Men

25.7 (2.9)

28.3 (2.4)

2.6 [1.8–3.4]§

<  0.001

25.0 (4.7)

24.9 (5.0)

-0.1 [-1.0–0.8]

0.89

2.7 [1.2–4.3]

0.001

  Women

27.0 (2.4)

28.7 (2.3)

1.8 [1.2–2.3]§

<  0.001

27.0 (2.7)

26.9 (3.3)

-0.1 [-0.5–0.4]

0.84

1.8 [1.0–2.6]

< 0.001

 Score Multiple-Choice Question/30

20.1 (3.3)

21.7 (4.0)

1.6 [0.9–2.2]

<  0.001

19.5 (3.5)

18.4 (5.0)

-1.1 [-1.6− -0.7]

<  0.001

2.7 [1.8–3.6]

< 0.001

  Nice

20.4 (3.4)

23.1 (2.4)

2.7 [1.8–3-6]

< 0.001

18.2 (4.1)

16.6 (6.7)

-1.6 [2.8– -0.3]

0.01

4.3 [2.4–6.1]

< 0.001

  Marseille

19.9 (3.2)

21.0 (4.4)

1.1 [0.2–2.0]

0.01

20.0 (3.1)

18.9 (4.2)

-1.1 [-1.6– -0.6]

<  0.001

2.2 [1.2–3.2]

< 0.001

  Men

19.5 (2.4)

20.5 (4.3)

1.0 [-0.1−2.1]§§

0.06

18.0 (4.1)

17.1 (5.3)

-0.9 [-1.8–0.0]

0.05

3.2 [2.1–4.2]

< 0.001

  Women

20.5 (3.6)

22.4 (3.6)

1.9 [1.1–2.7]§§

<  0.001

20.4 (2.7)

19.1 (4.7)

-1.3 [-1.8– -0.7]

<  0.001

1.9 [0.3–3.5]

0.02

 Risk perception/5

3.4 (0.7)

3.7 (0.6)

0.3 [0.1–0.4]

<  0.001

3.3 (0.7)

3.5 (0.8)

0.2 [0.1–0.3]

<  0.001

0.1 [0.1–0.3]

0.3

  Nice

3.6 (0.7)

3.8 (0.6)

0.2 [0.0–0.4]

0.05

3.3 (0.8)

3.5 (0.8)

0.2 [0.0–0.4]

<  0.001

0.0 [-0.3–0.3]

0.9

  Marseille

3.3 (0.7)

3.6 (0.6)

0.3 [3.2–3.4]

<  0.001

3.3 (0.7)

3.5 (0.8)

0.2 [0.1–0.3]

0.001

0.2 [-0.4–0.3]

0.1

  Men

3.2 (0.7)

3.5 (0.7)

0.3 [0.1–0.5]

0.002

3.0 (0.7)

3.3 (0.9)

0.3 [0.2–0.4]

0.001

0.1 [-0.2–0.4]

0.6

  Women

3.5 (0.7)

3.8 (0.6)

0.2 [0.1–0.4]

0.002

3.5 (0.7)

3.6 (0.7)

0.1 [0.0–0.2]

0.004

0.1 [-0.1–0.3]

0.3

Teenagers

 Score True-False question /30

13.1 (5.9)

19.8 (6.8)

6.7 [5.2–8.2]

<  0.001

11.4 (5.6)

12.9 (7.1)

1.4 [-0.1–2.9]

0.06

5.3 [3.2–7.4]

< 0.001

  Boys

12.7 (5.1)

18.2 (7.1)

5.5 [3.5–7.5]★

<  0.001

11.5 (5.3)

12.7 (6.9)

1.1 [-0.9–3.2]

0.3

4.4 [1.5–7.2]

0.02

  Girls

13.4 (6.8)

21.3 (6.1)

7.9 [5.7–10.0]★

<  0.001

11.4 (6.0)

13.1 (7.4)

1.7 [-0.5–4.1]

0.14

6.1 [3.0–9.3]

< 0.001

 Risk perception/5

3.1 (0.7)

3.2 (0.7)

0.1 [-0.6–0.3]

0.21

3.0 (0.9)

2.9 (0.9)

- 0.1 [-0.3–0.1]

0.30

0.2 [-0.5–0.5]

0.1

  Boys

3.0 (0.7)

3.1 (0.7)

0.1 [-0.1−0.4]

0.3

2.9 (0.7)

2.8 (1.0)

-0.1 [-0.3–0.2]

0.71

0.2 [-0.2–0.5]

0.4

  Girls

3.1 (0.7)

3.2 (0.8)

0.1 [-0.2−0.3]

0.5

3.2 (1.0)

3.0 (0.9)

-0.2 [-0.5–0.1]

0.27

0.3 [-0.1–0.7]

0.2

  1. * The p for interaction between the timing of questionnaire and exposure or not to SRH SeSa programme
  2. § The difference in differences between woman and men: − 0.8 [− 1.8–0.1] p = 0.07
  3. §§ The difference in differences between women and men: + 0.9 [− 0.5–2.3] p = 0.2
  4. ★ The difference in scores’ change between boys and girls: + 2.3 [− 0.6–5.2] p = 0.1
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