This study aims at describing premarital sex behavior as well as to analyze peers impact on premarital sex behavior of teenagers. The study was conducted in Bali, Indonesia. This is an analytic observational research that applied cross-sectional approach. The subject was 566 teenagers who were studying at Senior High Schools in Buleleng, Bali. Data was collected using a questionnaire. We examined the validity and reliability of the data before analyzed it. We also collected data through interviews. After being analyzed by logistic regression analysis, the data shows that 47% of teenagers have never watched porn, 35.9% of teenagers have never conducted kissing activity (with their partner), 24.7% of teenagers have never conducted sexuality rub toward their sexual organs, 22.8% of teenagers have ever masturbated, and 13.1% of teenagers have never experienced sexual intercourse. Teenagers who have got the correct information from peers are possible to have better premarital sex behaviors, 2 times greater than those who have not got correct information (OR = 2; p = 0.003). It is also found that teenagers who have got a good emotional relationship with peers are more possible to have better premarital sex behavior life, 3 times greater, than teenagers who have got a less emotional relationship with peers (OR = 3; p = 0.000). It is concluded that, statistically, there is significant influence between peers and premarital sex behaviors of teenagers in Indonesia.

Background: The success of development is the ideals of a nation that can be seen from the improvement in living standards and life expectancy. This also results in a shift in the composition of the population, which will increase the composition of the elderly population. Increased life expectancy must also be accompanied by a good quality of life. During this time the elderly are related with helplessness, dependence, with various health problems such as various cardiovascular diseases, osteoporosis, cognitive impairments such as dementia. This needs to be the concern of all parties. This study aims to determine: 1) the prevalence of elderly women who experience cognitive dysfunction in Buleleng Regency; 2) the relationship between cognitive impairment and the onset of menopause; and 3) and the relationship between cognitive impairment and the level of exercise activities of elderly women in Buleleng Regency.Methods: This research is a descriptive correlational quantitative observational study with a cross sectional study approach. The study sites were in 5 sub-districts in Buleleng Regency with a total sample of 73 people. To find out the relationship between cognitive impairment and the onset of menopause and the pattern of exercise activities in older women, data were analyzed by contingency coefficient correlation test.Results: The results showed that 18.4% of elderly women experience definite cognitive impairment, 23% probale cognitive impairment, and 58.6% normal cognitive function. The relationship between cognitive impairment and the onset of menopause was obtained p value 0.296 which indicates that the correlation between the onset of menopause and cognitive function was not statistically significant. The relationship between cognitive impairment in elderly and level of exercise activity obtained a p value of 0,000 which indicates that the correlation between exercise activity and cognitive function is statistically significant.

Penelitian ini bertujuan untuk mengetahui pengaruh pelatihan fartlek terhadap VO2 maks dan kekuatan otot tungkai. Jenis penelitian ini adalah eksperimen sungguhan. Populasi adalah siswa putra kelas X SMAN 1 Amlapura tahun pelajaran 2016/2017 berjumlah 131 orang siswa, teknik pengambilan sampel menggunakan metode systematic random sampling didapatkanlah sampel berjumlah 40 orang siswa. VO2 maks diukur dengan tes MFT dan kekuatan otot tunkai diukur dengan tes leg dynamometer, selanjutnya data dianalisis dengan uji-t independent pada taraf signifigansi 95% lebih kecil (α) 0,05 dengan bantuan komputer program SPSS 22.0. Dari hasil analisis data untuk variabel terikat penelitian menunjukan adanya peningkatan nilai rata-rata (mean) untuk masing-masing variabel yang ditunjukan dengan adanya perubahan pada tes awal (pre-test) dan test akhir (postest). Dimana perubahan pada kelompok perlakuan lebih besar dibandingkan kelompok kontrol. Disimpulkan bahwa; (1) pelatihan fartlek berpengaruh signifikan terhadap peningkatan VO2 maks siswa putra kelas X SMAN 1 Amlapura tahun pelajaran 2016/2017. (2) pelatihan fartlek berpengaruh signifikan terhadap peningkatan kekuatan otot tungkai siswa putra kelas X SMAN 1 Amlapura tahun pelajaran 2016/2017. Disarankan kepada pelaku olahraga (pembina, pelatih, guru olahraga, atlet dan siswa) dapat menggunakan pelatihan fartlek sebagai salah satu alternatif dalam meningkatkan VO2 maks dan kekuatan otot tungkai.Kata Kunci : pelatihan fartlek, VO2 maks, kekuatan otot tungkai This study aims to determine the effect of fartlek training on VO2 max and leg muscle strength. This type of research is a real experiment. The population in this research is the students of class X of SMAN 1 Amlapura academic year 2016/2017 amounted to 131 students, using the method of systematic random sampling obtained a sample of 40 students. Max VO2 was measured by MFT test and tubeai muscle strength was measured by leg dripometer test, then the data were analyzed by independent t-test at a significance level of 95% smaller (α) 0.05 with the help of SPSS 22.0 program compiler. From the result of data analysis to dependent variable of research indicate that there is an increase of mean value for each variable indicated by the change in pre test and final test. Where the change in the treatment group is greater than the control group. It was concluded that; (1) Fartlek training has significant effect to the increase of VO2 max students of class X of SMAN 1 Amlapura academic year 2016/2017. (2) fartlek training has significant effect to the increase of limb muscle muscle of the students of class X of SMAN 1 Amlapura academic year 2016/2017. It is suggested that sports actors (trainers, trainers, sports teachers, athletes and students) can use fartlek training as an alternative to improving the max VO2 and leg muscle strength.keyword : fartlek training, VO2 max, leg muscle strengt

In everyday life, we are always faced with problems. In trying to solve problems, we need higher-order thinking. One of higher-order thinking is critical thinking. Critical thinking includes critical thinking dispositions and skills. The critical thinking dispositions are an attitude or soul to develop critical thinking skills. This study aimed to describe the validity and reliability of the inventory of critical thinking dispositions. Testing of inventory used survey research. The testing was conducted at the public senior high schools in Buleleng Bali Indonesia. The population of the study was 4579 students from natural science classes. The samples were determined using the proportionate stratified random sampling technique. By the margin of error of 5%, the minimum number of samples needed was 355 people. By considering a return rate of 80%, the number of samples drawn was 444 people. The number of questionnaires returned by the students was 443. The data obtained were analyzed using the moment product correlation statistics and Cronbach’s Alpha to determine the validity and reliability of inventory, respectively. The results showed that the instrument’s validity is in the range of 0.095 to 0.756. Meanwhile, the reliability of the instrument is 0.727. There are two invalid items from 62 items. It can be concluded that this inventory of critical thinking dispositions can be used to measure the critical thinking dispositions of senior high school students.

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