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Analisa Kuat Tekan Beton Akibat Pengaruh Penggunaan Limbah Batu Bata Okky Hendra Hermawan; Muhamad Fajar Sidiq; Nadya Safira; Aulia Rahman
Jurnal Teknik Sipil dan Teknologi Konstruksi Vol 7, No 2 (2021): Jurnal Teknik Sipil & Teknologi Konstruksi
Publisher : Universitas Teuku Umar

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (820.066 KB) | DOI: 10.35308/jts-utu.v7i2.4233

Abstract

Concrete is a building material consisting of a mixture of cement, water, fine aggregate, coarse aggregate in a certain ratio. With the number of buildings that use concrete, the demand for concrete increases, and the use of aggregate as a supporting material for concrete increases as well. Innovation in concrete-forming materials can be done by substituting substitute materials, either aggregates or other materials by utilizing the waste that is around us. One of the wastes that can be used around us is brick waste. From the above phenomenon, the researcher will innovate on the concrete constituent materials by utilizing waste bricks as a substitute for fine aggregate to find out how much the compressive strength of concrete is at the age of 7 days and 28 days. The effect of adding brick powder to the concrete mixture resulted in a decrease in the compressive strength of the concrete. The higher the percentage of brick powder added to the concrete mixture, the lower the compressive strength of the concrete will be
HUBUNGAN PEMBERSIHAN TELINGA MENGGUNAKAN COTTON BUDS DENGAN KEJADIAN KELUHAN TELINGA Asti Kristianti; Siska Telly Pratiwi; Nadya Safira; Nurbaiti Nazarudin
Medika Kartika : Jurnal Kedokteran dan Kesehatan Vol 6 No 2 (2023): Medika Kartika : Jurnal Kedokteran dan Kesehatan
Publisher : Fakultas Kedokteran Universitas Jenderal Achmad Yani

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Pembersihan telinga menggunakan cotton budsapat menjadi faktor risiko infeksi telinga luar terutama kejadian otitis eksterna yang dapat menimbulkan berbagai keluhan telinga seperti nyeri telinga, telinga gatal, telinga penuh, dan penurunan pendengaran. Penelitian ini bertujuan untuk mengetahui hubungan pembersihan telinga menggunakan cotton buds dengan kejadian keluhan telinga pada Mahasiswa Fakultas Kedokteran Universitas Jenderal Achmad Yani (FK Unjani) Angkatan 2019. Populasi penelitian ini adalah Mahasiswa FK Unjani Angkatan 2019 yang melakukan pembersihan telinga menggunakan cotton buds dengan keluhan telinga yang memenuhi kriteria inklusi. Penelitian ini adalah penelitian analitik dengan pendekatan cross sectional. Penetapan sampel menggunakan Rumus uji hipotesis beda dua proporsi dua kelompok. Jumlah responden minimal yang dapat digunakan dalam penelitian adalah berjumlah 30 responden. Metode dalam pengambilan responden menggunakan consecutive sampling. Instrumen yang dipakai pada penelitian ini adalah kuesioner. Analisis data menggunakan analisis univariat dan bivariat. Karakteristik responden yang menggunakan cotton buds dalam membersihkan telinganya berjenis kelamin perempuan lebih banyak daripada laki-laki (83,33%). Dalam membersihkan telinga responden paling banyak menggunakan cotton buds menimbulkan keluhan telinga gatal (45,28%), nyeri telinga33,96%), telinga penuh (18,87%), dan penurunan pendengaran (1,89%). Dari penelitian didapatkan hasil hubungan yang bermakna dengan nilai odds ratio 95,28 kali lebih besar antara pembersihan telinga menggunakan cotton buds dengan kejadian keluhan telinga pada Mahasiswa FK Unjani Angkatan 2019 dibandingkan dengan yang tidak menggunakan cotton buds. Mayoritas keluhan telinga yang terjadi adalah telinga gatal yang menandakan sudah memasuki stadium inflamasi kronik dari kejadian otitis eksterna. Kata Kunci: Cotton buds, keluhan telinga, pembersihan telinga DOI : 10.35990/mk.v6n2.p134-142
The use of Visual Function Index-14 (VF-14) questionnaire in determining cataract patients’ quality of life in Jonggol subdistrict, Indonesia: Oral Presentation - Observational Study - General practitioner Nadya Safira; Muhammad Keyvan Fermitaliansyah; Syska Widyawati; Mutmainah Mahyuddin
Majalah Oftalmologi Indonesia Vol 49 No S2 (2023): Supplement Edition
Publisher : The Indonesian Ophthalmologists Association (IOA, Perhimpunan Dokter Spesialis Mata Indonesia (Perdami))

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35749/h07pbw45

Abstract

Abstract Introduction & Objectives : Unresolved cataract primarily has caused patients to have disturbance in carrying out daily activities, thus lowering their quality of life (QoL). We aim to use the Visual Function Index-14 (VF-14) questionnaire, one of the most frequently used tools, to discover the extent of daily activities disturbance in patients with cataract. Methods : In this observational study, we conducted eye screening to 47 subjects in Jonggol subdistrict, Bogor, Indonesia. Patients were asked several questions based on the translated VF-14 questionnaire into Bahasa and also tested to find out their best-corrected visual acuities. Lens examination was carried on using handheld slit lamp. Results : Out of all 47 subjects, 34 (72,3%) patients had cataract that was marked by lens opacities in either one or both eyes. According to distant vision impairment categories by International Classification of Diseases 11, 8,8% of cataract patients had normal vision from the better eye, 20,6% had mild, 64,7% had moderate, 0% had severe impairment, and 5,9% had blindness. From the assessment using VF-14 translated questionnaire, 14,7% subjects had no disruption in doing daily activities, 82,3% had disruption, and 2,9% could not do the mentioned activities at all. From the Spearman correlation test, there was a significant association with moderate correlation between the degree of vision impairment and QoL (p = 0.006, rs = 0.459). Conclusion : The majority of cataract patients in Jonggol subdistrict had moderate vision impairment and had disruption in doing daily activities, therefore lowering their QoL.
Pengaruh Endorser Blackpink dan Daya Tarik Iklan di Media Sosial Instagram Terhadap Keputusan Pembelian Oreo Blackpink Nadya Safira; Syafrida Nurrachmi Febriyanti
Harmoni: Jurnal Ilmu Komunikasi dan Sosial Vol. 2 No. 2 (2024): Juni : Harmoni : Jurnal Ilmu Komunikasi dan Sosial
Publisher : Lembaga Pengembangan Kinerja Dosen

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59581/harmoni-widyakarya.v2i2.3208

Abstract

The use of a well-known and respected individual in the realms of art, entertainment, athletics, or public relations to promote a product or service is known as a celebrity endorsement. Finding out how much of an impact Blackpink endorsers and Instagram ads have on consumers' propensity to buy is the driving force behind this study. Dark-skinned Oreos. Descriptive quantitative research using survey methodologies is used. One hundred students from UPN Surabaya made up the group surveyed for this study. Probability sampling using a simple random sample approach is used in the sampling process. Primary data is used in this study data gathering approach. Based on the study findings, the celebrity endorser variable is statistically significant (p < 0.05) with a t-value of 2.993 > 0.05. With a sig value of 0.015 < 0.05 and a computed t value of 2.483 > t table 1.985, the advertising attractiveness variable is statistically significant (t table 1.985). The findings indicate that the significance level is less than 0.05, with a F value of 26,720, which is more than the number in the F table, which is 3.09. The R-squared value is 0.355 and the multiple correlation result is 0.596. Celebrity endorsements, the beauty of Instagram ads, and the attractiveness of Instagram ads all had a role in influencing consumers' choices to buy Blackpink Oreos. Â