scholarly journals A cross-sectional survey of factors influencing bone mass in junior high school students

2012 ◽  
Vol 18 (4) ◽  
pp. 313-322 ◽  
Author(s):  
Yuka Tamura ◽  
Isao Saito ◽  
Yasuhiko Asada ◽  
Taro Kishida ◽  
Masamitsu Yamaizumi ◽  
...  
2019 ◽  
Vol 5 (5) ◽  
pp. 197-203
Author(s):  
Rizky Setiadi ◽  
Tini Tini ◽  
Edi Sukamto ◽  
Umi Kalsum

Background: The use of smartphones increases in Indonesia, its users are no longer among adults but have also spread to teenagers and children. Smartphone addiction causes a variety of problems, both physical, social, behavioral, and psychological problems of adolescents.Objective: The objective of this study is to identify the association between the tendency of smartphone addiction and the occurrence of emotional mental disorders in adolescents of junior high school students in Samarinda.Methods: This study used a descriptive analytic design through cross-sectional approach conducted in junior high schools in Samarinda. Sample of this study were 127 students. The 20 self-questionnaire adopted from the 2013 Basic Health Research questionnaire was used to measure emotional mental disorders, and the Smartphone Addiction Scale - Short Version (SAS-SV) questionnaire was used to measure smartphone addiction. Data were analyzed with multiple logistic regressions.Results: Results showed that there was an association between smartphone addiction and emotional mental disorders among junior high school students in Samarinda (p < .05). Adjusted Odds Ratio (AOR) was obtained at 2.418 (95% CI was 1.033 – 5.660).Conclusions: Smartphone addiction may lead emotional mental disorder among Junior High School students. The decisive rules are needed in the use of smartphones, both at school and at home to prevent the occurrence of smartphone addiction.


2019 ◽  
Author(s):  
Adib Rifqi Setiawan

Descriptive work type of cross-sectional survey through 18 of questions items were aimed at assessing the quality of the scientific literacy’s instrument in competency domain for junior high school students on the topic of straight motion. The validity of the instrument assessed based on obtain judgement expert and reliability of the instrument assessed by internal consistency. The research reports that 14 items question is very good and 4 items question is good with reliability coefficient (α) by 0.72. The results earned shows that instrument can be used as a one of reference for analyzing the difficulties of scientific literacy’s students on the topic of linear motion in junior high school.


2020 ◽  
Vol 11 (2) ◽  
pp. 125-136
Author(s):  
Mizna Sabilla ◽  
Nurfadhilah Nurfadhilah

Abstract Background: Indonesia is projected to experience the peak of the demographic bonus in 2030. The demographic bonus can turn into a burden if adolescents who are successors are not qualified. Adolescent who are supposed to be 100% absent from sex actually showed an unsatisfactory proportion in several areas. Objective: This study aimed to describe abstinence behavior among adolescents at junior high school in South Tangerang City. Method: This study used a cross sectional design. The study population was junior high school students by selecting 25 junior high schools as the sample. The number of samples were 165 students who were taken incidentally. Data was collected from December 2019 to January 2020 by filling out a questionnaire through interviews. Result: The proportion of abstinence among junior high school students was 80%. The highest abstinence was occurred among adolescent boys and aged 12 years. Most of them carried out positive activities such as art, organization, regular worship, regular exercise, and courses. Most of them admitted that they did not feel seduced, coerced and threatened to have sexual activity. When a sensitive part of the body was touched, respondents acted assertively by refusing, shouting, and hitting. Conclusion: Sexual abstinence among adolescents at junior high school in South Tangerang needs to be increased. Understanding the importance of abstinence needs to be given to adolescents from the onset of puberty by parents, school environment (school organizations and PIKR) and community (religious organizations).   Keywords: Sexual abstinence, Adolescent at Junior High School, South Tangerang     Abstrak Latar belakang: Indonesia akan mengalami puncak bonus demografi pada tahun 2030. Bonus demografi dapat berbalik menjadi beban apabila remaja yang menjadi penerus tidak berkualitas. Remaja yang seharusnya 100 persen absen seks justru menunjukkan proporsi yang tidak menggembirakan di beberapa wilayah. Tujuan: Penelitian ini bertujuan untuk mengetahui gambaran perilaku abstinensi pada remaja usia SMP di Kota Tangerang Selatan. Metode: Penelitian menggunakan desain cross-sectional. Populasi penelitian adalah remaja usia SMP dengan memilih 25 SMP sebagai sampel. Jumlah sampel sebanyak 165 siswa/siswi yang diambil secara insidentil. Pengumpulan data dilakukan pada Desember 2019 sampai Januari 2020 dengan pengisian kuesioner melalui wawancara. Hasil: Proporsi abstinensi seksual remaja SMP sebesar 80 persen. Abstinensi tertinggi dialami oleh remaja laki-laki dan usia 12 tahun. Sebagian besar melakukan kegiatan positif seperti seni, berorganisasi, rutin beribadah, rutin berolahraga, dan mengikuti seminar/kursus. Sebagian besar responden mengaku tidak pernah merasa dirayu, dipaksa dan diancam untuk melakukan aktivitas seksual. Apabila bagian tubuh sensitifnya disentuh responden melakukan tindakan asertif dengan menolak, berteriak, dan memukul. Kesimpulan: Abstinensi seksual remaja SMP di Tangerang Selatan harus ditingkatkan. Orang tua perlu menjaga dan mengawasi pergaulan anaknya. Pemahaman agama dan pentingnya abstinensi perlu diberikan kepada remaja semenjak awal pubertas dari orang tua, lingkungan sekolah dan masyarakat melalui organisasi keagamaan dan PIKR   Kata kunci: Abstinensi seksual, Remaja SMP, Tangerang Selatan


2016 ◽  
Vol 19 (15) ◽  
pp. 2760-2768 ◽  
Author(s):  
Rizka Maulida ◽  
Keiko Nanishi ◽  
Joseph Green ◽  
Akira Shibanuma ◽  
Masamine Jimba

AbstractObjectiveThe aims of the present study were to assess the reliability and validity of the Food Choice Questionnaire (FCQ) and to determine the factors associated with food-choice motives in public junior-high-school students in Jakarta, Indonesia.DesignCross-sectional study with self-administered questionnaires. Trained research assistants measured height and weight of the participants on the day of the data collection.SettingsFourteen randomly selected public junior-high schools in East Jakarta, Indonesia.SubjectsPublic junior-high-school students (n681) in grades 7 and 8, aged 13–14 years (377 girls and 304 boys).ResultsThree food-choice motives (subscales) were obtained from factor analysis and reliability testing: (i) comfort; (ii) convenience and price; and (iii) health. The subscale with the greatest mean value was health. Family affluence was inversely associated with the convenience and price subscale (β=−0·05,P=0·01) and with the health subscale (β=−0·04;P=0·02). Females were less likely than males to consider health when choosing foods (β=−0·16;P=0·03).ConclusionsWhile its factor structure differed from those found in previous studies of adults, the FCQ can provide reliable measures of food-choice motives among these adolescents. Students from less affluent families placed more importance on food’s convenience and price, but more affluent students did not necessarily make healthier choices. Compared with females, males were more likely to choose healthy foods. Future interventions should be tailored based on the socio-economic status of the target group.


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