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. 2015 Jan 21;91(3):171–177. doi: 10.1136/sextrans-2014-051814

Table 3.

Sexual behaviour core indicators related to sexual debut and number of partners among respondents aged 15–29 years (women, n=2592; men, n=1467)

Characteristics N Category Respondent's sexual behaviour
Unweighted data Weighted dataa
Women
% (n)
(95% CI)
Men
% (n)
(95% CI)
Women
%
(95% CI)
Men
%
(95% CI)
Sexual experience 4059 No 20.9 (543)
(19.4 to 22.6)
26.5 (389)
(24.3 to 28.9)
20.5
(18.7 to 22.4)
24.2
(21.8 to 26.8)
Yes 79.1 (2049)
(77.4 to 80.6)
73.5 (1078)
(71.2 to 75.7)
79.5
(77.6 to 81.3)
75.8
(73.2 to 78.2)
Age of index person at sexual debut† 3121 Mean age (SD) 16.1 (2.0) 16.4 (2.4) 16.0 16.4
10–13 years 6.1 (123)
(5.1 to 7.1)
6.6 (71)
(5.3 to 8.2)
6.9
(5.8 to 8.3)
7.1
(5.4 to 9.2)
14–18 years 83.8 (1714)
(82.2 to 85.3)
77.8 (837)
(75.2 to 80.2)
83.3
(81.2 to 85.1)
77.9
(74.6 to 80.7)
19–24 years 9.8 (201)
(8.6 to 11.2)
14.8 (159)
(12.8 to 17.0)
9.3
(7.9 to 10.9)
14.1
(11.8 to 16.8)
25–28 years 0.3 (7)
(0.2 to 0.7)
0.8 (9)
(0.4 to 1.1)
0.5
(0.2 to 1.5)
0.9
(0.4 to 2.0)
Age difference between index person and partner at sexual debut† 3111 Partner younger 6.3 (128)
(5.3 to 7.4)
32.2 (345)
(29.5 to 35.0)
6.1
(5.1 to 7.3)
32.2
(29.0 to 35.5)
No age difference 28.9 (589)
(27.0 to 30.9)
37.7 (404)
(34.8 to 40.6)
28.0
(25.9 to 30.1)
37.0
(33.6 to 40.4)
Partner 1–5 years older 58.0 (1183)
(55.9 to 60.2)
27.1 (290)
(24.5 to 29.8)
58.6
(56.2 to 61.0)
27.3
(33.6 to 40.4)
Partner more than 5 years older 6.8 (139)
(5.8 to 8.0)
3.2 (33)
(2.2 to 4.3)
7.3
(6.1 to 8.7)
3.6
(2.3 to 5.5)
Contraceptive use at sexual debut† 3117 Dual protection‡ 16.9 (345)
(15.3 to 18.6)
14.3 (154)
(12.3 to 16.5)
17.4
(15.6 to 19.2)
14.3
(12.1 to 16.8)
Condom alone 53.0 (1082)
(50.8 to 55.2)
48.0 (516)
(45.0 to 51.0)
50.8
(48.4 to 53.3)
45.2
(41.7 to 48.7)
Non-condom contraception alonec 15.8 (322)
(14.3 to 17.4)
22.6 (244)
(20.3 to 25.3)
16.3
(14.6 to 18.3)
24.2
(21.3 to 27.4)
No contraception 14.3 (292)
(12.9 to 15.9)
15.1 (162)
(13.0 to 17.3)
15.5
(13.6 to 17.5)
6.8
(13.6 to 19.4)
Sexual orientation† 3126 Heterosexual 92.8 (1902)
(91.6 to 93.9)
94.1 (1013)
(92.5 to 95.3)
92.7
(91.3 to 93.9)
93.5
(90.9 to 95.4)
Homosexual 0.5 (11)
(0.3 to 1.0)
2.3 (25)
(1.6 to 3.4)
0.6
(0.3 to 1.2)
2.0
(1.1 to 3.6)
Bisexual 5.6 (114)
(4.7 to 6.6)
2.9 (31)
(2.0 to 4.1)
5.7
(4.6 to 6.9)
3.1
(2.0 to 4.8)
Other 1.1 (22)
(0.7 to 1.6)
0.7 (8)
(0.4 to 1.5)
1.0
(0.6 to 1.6)
1.4
(0.5 to 3.9)
Number of sexual partners during the last 12 months† 3127 0 3.8 (77)
(3.0 to 4.7)
7.3 (79)
(5.9 to 9.0)
3.7
(2.9 to 4.7)
8.3
(6.4 to 10.7)
1 62.4 (1278)
(60.3 to 64.5)
57.8 (623)
(54.8 to 60.7)
61.9
(59.5 to 64.2)
57.5
(53.9 to 61.0)
2–5 29.0 (595)
(27.1 to 31.0)
27.9 (301)
(25.3 to 30.7)
29.1
(26.9 to 31.4)
28.0
(24.9 to 31.3)
>5 4.8 (99)
(4.0 to 5.9)
7.0 (75)
(5.6 to 8.6)
5.3
(4.3 to 6.5)
6.2
(4.8 to 8.0)

Data are shown as unweighted and weighted after correction for non-response.

Numbers vary due to missing data.

Numbers in bold show statistically significant differences between women and men.

*Adjusted for gender, age, ethnicity, educational level and highest level of parents’ education.

†Core indicators as proposed by the ECDC.

‡Dual protection indicated both condom and non-condom contraception. Non-condom contraception encompassed hormonal contraception methods, intrauterine devices and barrier methods.

ECDC, European Centre for Disease Prevention and Control.