Background
Methods
Subjects
Ethical issues and Procedure
1. Demographic questionnaire and sexual behavior scale
2. Sexual Knowledge Scale and Sexual Attitudes Scale
3. Statistical Approach
Results
Subject characteristics
Sexual intercourse | |||||||
---|---|---|---|---|---|---|---|
Characteristic | N | % | None | Have | P value a
| ||
Education
| N | % | N | % | |||
≦12 years | 578 | 51.3 | 337 | 58.3 | 241 | 41.7 |
0.533
|
Over 12 years | 549 | 48.7 | 310 | 56.5 | 239 | 43.5 | |
Religion
| |||||||
Yes | 633 | 56.2 | 349 | 55.1 | 284 | 44.9 |
0.08
|
No | 494 | 43.8 | 298 | 60.3 | 196 | 39.7 | |
Income
| |||||||
≦20000 | 915 | 81.2 | 552 | 60.3 | 363 | 39.7 |
<0.001*
|
21001-30000 | 184 | 16.3 | 80 | 43.5 | 104 | 56.5 | |
30001-40000 | 16 | 1.4 | 9 | 56.3 | 7 | 43.8 | |
0ver 40001 | 12 | 1.1 | 6 | 50.0 | 6 | 50.0 | |
Faculties
| |||||||
Technical Science | 551 | 48.9 | 345 | 62.6 | 206 | 37.4 |
0.005*
|
Commercial Science | 232 | 20.6 | 123 | 53.0 | 109 | 47.0 | |
Health Science | 28 | 2.5 | 12 | 42.9 | 16 | 57.1 | |
Others | 316 | 28 | 167 | 52.8 | 149 | 47.2 | |
Father's educational level
| |||||||
No education | 19 | 1.7 | 10 | 52.6 | 9 | 47.4 |
0.584
|
Primary school | 238 | 21.1 | 142 | 59.7 | 96 | 40.3 | |
Junior high school | 367 | 32.6 | 214 | 58.3 | 153 | 41.7 | |
Senior high school | 363 | 32.2 | 209 | 57.6 | 154 | 42.4 | |
University | 140 | 12.4 | 72 | 51.4 | 68 | 48.6 | |
Mother's educational level
| |||||||
No education | 25 | 2.2 | 10 | 40.0 | 15 | 60.0 |
0.303
|
Primary school | 272 | 24.1 | 150 | 55.1 | 122 | 44.9 | |
Junior high school | 400 | 35.5 | 235 | 58.8 | 165 | 41.3 | |
Senior high school | 360 | 31.9 | 214 | 59.4 | 146 | 40.6 | |
University | 70 | 6.2 | 38 | 54.3 | 32 | 45.7 | |
Study sexual courses
| |||||||
Yes | 416 | 36.9 | 223 | 53.6 | 193 | 46.4 |
0.0.48*
|
No | 711 | 63.1 | 424 | 59.6 | 287 | 40.4 |
Sexual activity and demographic variables
Never | Once | 2 ~5 times | Over 5 times | |||||
---|---|---|---|---|---|---|---|---|
N | % | N | % | N | % | N | % | |
1. Dating more than one person | 652 | 57.9 | 103 | 9.1 | 185 | 16.4 | 187 | 16.6 |
2. Dating one person | 539 | 47.8 | 99 | 8.8 | 140 | 12.4 | 348 | 30.9 |
3. Steady dating relationship | 401 | 35.6 | 303 | 26.9 | 219 | 19.4 | 204 | 18.1 |
4. Tender kiss | 385 | 34.2 | 153 | 13.6 | 131 | 11.6 | 458 | 40.6 |
5. Embrace and kiss | 436 | 38.7 | 106 | 9.4 | 116 | 10.3 | 469 | 41.6 |
6. Deep kissing | 436 | 38.7 | 113 | 10.0 | 121 | 10.7 | 457 | 40.6 |
7. Chest stroked by the opposite sex outside the clothes | 549 | 48.7 | 112 | 9.9 | 147 | 13.0 | 319 | 28.3 |
8. Chest stroked by the opposite sex inside the clothes | 571 | 50.7 | 106 | 9.4 | 134 | 11.9 | 316 | 28.0 |
9. Opposite sex's genital organs stroked outside the clothes | 613 | 54.4 | 115 | 10.2 | 122 | 10.8 | 277 | 24.6 |
10. Opposite sex stroked genital organs outside the clothes | 612 | 54.3 | 118 | 10.5 | 119 | 10.6 | 278 | 24.7 |
11. Opposite sex's genital organs stroked inside the clothes | 610 | 54.1 | 115 | 10.2 | 115 | 10.2 | 287 | 25.5 |
12. Opposite sex stroked genital organs inside the clothes | 615 | 54.6 | 117 | 10.4 | 115 | 10.2 | 280 | 24.8 |
13. Oral sex with the opposite sex. | 746 | 66.2 | 107 | 9.5 | 82 | 7.3 | 192 | 17.0 |
14. Sexual intercourse with the opposite sex | 647 | 57.4 | 81 | 7.2 | 115 | 10.2 | 284 | 25.2 |
15. Oral sex with the same sex | 1042 | 92.5 | 32 | 2.8 | 20 | 1.8 | 33 | 2.9 |
16. Sexual intercourse with the same sex | 1048 | 93.0 | 22 | 2.0 | 21 | 1.9 | 36 | 3.2 |
Sexual attitudes
Sexual attitudes items | mean | SD |
---|---|---|
Sexual attitudes ( scale 1~4) | ||
1. Sex education in school will not cause excessive sexuality. | 2.08 | 0.73 |
2. Pre-marital sex is permitted if young couples are very close. | 2.30 | 0.76 |
3. Contraceptive knowledge will not result in the pre-marital sexual behavior of youth. | 2.78 | 0.73 |
4. Parents should not prevent their children from masturbating. | 2.18 | 0.79 |
5. Close behavior in public may be permitted. | 2.45 | 0.80 |
6. I can accept trying virtual sex. | 2.19 | 0.77 |
7. I can accept one having more than two sexual partners at the same time. | 1.88 | 0.81 |
8. If the price is fair, I can accept prostitution. | 1.72 | 0.76 |
9. Sex education can cultivate sexual attitudes of respect and responsibility. | 3.28 | 0.72 |
10. Pre-marital sex is helpful in adapting to future marriage life. | 2.85 | 0.79 |
Sexual knowledge
Sexual Knowledge Descriptive | % |
---|---|
Knowledge of reproduction | |
1. Fetus's gender is decided by the sperm. | 60.7 |
2. Pregnancy is impossible if the sperm do not enter the vagina. | 65.5 |
3. Women in the post-menstrual cycle have reproductive capability. | 72.6 |
4. Men less than 16 years old still have reproductive capability. | 68.0 |
5. Women in the early period of pregnancy have no menstruation. | 83.4 |
6. Sperm is not produced by the penis. | 71.3 |
7. Whether pregnancy is achieved or not is related to the wife and husband. | 92.5 |
8. Pregnancy is possible if intercourse does not reach a climax. | 90.9 |
10. Reproductive ability is unrelated to the size of the penis. | 82.3 |
Knowledge of contraception
| |
1. Oral contraceptives should not be taken only before every sexual intercourse. | 86.0 |
2. The condom is used to prevent sperm from entering the vagina. | 34.0 |
3. All contraceptive methods are not 100% effective. | 96.3 |
4. Sperm can survive in the vagina about 2~3 days. | 76.1 |
5. We can buy oral contraceptives and condoms in the drug store. | 92.1 |
6. Pregnancy is possible if intercourse occurs only once. | 82.4 |
7. Pregnancy is possible if the female menstrual cycle is irregular, | 67.6 |
8. Pregnancy is possible if intercourse occurs during the two weeks before the MC. | 50.3 |
Knowledge of sexual health
| |
1. Women should take a shower during their menstruation period. | 71.4 |
2. Masturbation is not harmful. | 40.7 |
3. Sperm cannot be transformed into blood and is not a source of power. | 74.9 |
4. Nocturnal emissions will not affect health and sexual ability. | 81.8 |
5. Consanguineous marriage will lead to a high possibility of a defective fetus. | 81.6 |
6. The probability of pregnancy for women with normal sexual intercourse decreases with age, especially after 35 years old. | 85.4 |
Knowledge of AIDS
| |
1. AIDS may be transmitted to anyone, not only among homosexuals. | 90.1 |
2. Mothers with HIV will transmit AIDS to the fetus. | 89.4 |
3. AIDS will be transmitted by sharing needles. | 94.1 |
4. AIDS is not transmitted by speaking with, shaking hands with, hugging an HIV carrier. | 79.4 |
5. The probability of transmitting AIDS can be reduced by using a condom. | 92.3 |
6. HIV carriers look like normal people. | 86.3 |
Subject characteristics and sexual activity, attitudes and knowledge
Sexual attitudes total score Mean ± SD (median) | Sexual knowledge total score Mean ± SD (median) | |
---|---|---|
Religion a
| ||
Yes (N = 633) | 23.68 ± 3.35 (24.0) | 23.21 ± 3.86 (24.0) |
No (N = 494) | 23.74 ± 3.64 (24.0) | 23.05 ± 4.20 (24.0) |
P value |
0.785
|
0.910
|
Participant's educational level
a
| ||
≦12 years (N = 576) | 23.95 ± 4.00 (24.0) | 21.38 ± 4.14 (23.0) |
>12 years (N = 551) | 23.45 ± 2.80 (23.0) | 25.00 ± 2.88 (26.0) |
P value |
<0.001
*
|
<0.001
*
|
Father's educational level
b
| ||
No education (N = 19) | 24.63 ± 3.45(25.0) | 19.21 ± 4.42 (20.0) |
Primary & high school (N = 968) | 23.68 ± 3.56 (24.0) | 22.99 ± 4.00 (24.0) |
University (N = 140) | 23.66 ± 2.92 (24.0) | 24.83 ± 3.32 (26.0) |
P value |
0.154
|
<0.001
*
|
Post Hoc | NE < PHS < U | |
Mother's educational level
b
| ||
No education (N = 25) | 23.84 ± 3.68(25.0) | 20.64 ± 4.72(21.0) |
Primary & high school (N = 1032) | 23.70 ± 3.47 (24.0) | 23.12 ± 3.97 (24.0) |
University (N = 70) | 23.80 ± 3.53 (23.5) | 24.41 ± 3.93 (26.0) |
P value |
0.703
|
<0.001
*
|
Post Hoc | NE < PHS < U | |
Faculties
b
| ||
Technical science (N = 551) | 23.76 ± 3.58 (24.0) | 23.02 ± 3.87 (24.0) |
Commercial science (N = 232) | 23.60 ± 3.16 (24.0) | 23.95 ± 3.68(25.0) |
Health science (N = 28) | 23.21 ± 2.13(23.0) | 25.32 ± 3.35 (26.0) |
Others (N = 316) | 23.74 ± 3.62 (24.0) | 22.58 ± 4.38 (24.0) |
P value |
0.542
|
<0.001
*
|
Post Hoc | T, O < C < H | |
Study sexual courses
a
| ||
Yes (N = 416) | 23.95 ± 3.21 (24.0) | 23.45 ± 3.95 (25.0) |
No (N = 711) | 23.57 ± 3.62 (24.0) | 22.97 ± 4.04 (24.0) |
P value |
0.244
|
0.027
*
|
Factors associated with sexual intercourse
intercourse | |||
---|---|---|---|
None(N = 647) | Have(N = 480) | P value | |
Sexual attitudes | 24.66 ± 3.51 | 25.82 ± 3.25 |
<0.001
*
|
Sexual knowledge | 22.83 ± 4.06 | 23.69 ± 3.91 |
<0.001
*
|
BMI | 23.13 ± 5.28 | 23.34 ± 10.00 |
0.655
|
Age | 20.00 ± 2.04 | 20.26 ± 2.18 |
0.061
|
Education (years) | 13.33 ± 2.40 | 13.12 ± 2.86 |
0.478
|