Time Motion Study of Tuberculosis Patients Attending a Hospital in an Indian State by Manju Toppo, Gursharan S. Mehta, Rashmi Pilkhwal

“…Methods: This is a time–motion observational study of patients who came with symptoms of TB. A sample of 210 was calculated using Cochran’s formula. …”
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Triple oxygen isotope composition of CO₂ in the upper troposphere and stratosphere by G. A. Adnew, G. A. Adnew, G. Koren, N. Mehendale, N. Mehendale, S. Gromov, M. Krol, M. Krol, T. Röckmann

“…This deviation is attributed to change in eddy diffusion above the tropopause within the ASMA, confirming previously published model calculations. These samples provide the first experimental evidence that differences in vertical mixing/transport can lead to significantly different <span class="inline-formula">N₂O</span>–<span class="inline-formula">Δ^′17</span>O slopes. …”
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QT interval prolongation from antipsychotics in schizophrenia and acute psychosis - A prospective study by Anirban Saha, Ajay Kumar, Satyajit Singh, Aditya Somani

“…Twelve (7.5%) developed QTIP (QTc calculated using Fridericia’s formula). Twenty-five (15.6%) were seen to develop QTIP (QTc calculated using Bazett’s formula). …”
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Heat Treatment-Driven Structural and Morphological Transformation Under Non-Parametric Tests on Metal–Ceramic-Sputtered Coatings by Federico Gamboa-Soto, Roberto Bautista-García, Diana I. Llanes-Gil López, Juan E. Bermea, René Tinoco Mendiola, Sion F. Olive-Méndez, Andrés González-Hernández

“…The response variable—the crystallite size calculated through the Scherrer formula—is statistically tested. …”
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Nitrous oxide (N₂O) in Macquarie Harbour, Tasmania by J. D. Maxey, J. D. Maxey, N. D. Hartstein, H. W. Bange, M. Müller

“…Calculated air–sea fluxes of N<span class="inline-formula">₂</span>O indicated that the system is generally a source of N<span class="inline-formula">₂</span>O to the atmosphere under weak river flow conditions and a sink during strong river flow conditions. …”
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Comparative assessment of the indigenous-local models of rural housing against sandstorms: The case study of Tembaka and Dehkol villages in Hamoun County by Abolfazl Heidari, Jamshid Davtalab, Mohammadali Sargazi

“…According to the latest population and housing census, a total of 703 people constituting 244 households live in these two villages. The sample population consisted of 242 individuals and the size of the sample population was calculated by the Cochran’s formula. …”
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Simulation experiment on the structural evolution and damage-deterioration mechanism of boundary coal pillars under immersion in abandoned mines by Zhimin XU, Shijie XIONG, Huiqing YUAN, Yajun SUN, Yuhang HAN, Tianci CHEN, Weining LU

“…Based on the concept of the softening coefficient, the definition and calculation formula for the damage coefficient of immersed coal pillars are proposed, and empirical values for this coefficient are determined. …”
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Global analysis of in situ cosmogenic ²⁶Al and ¹⁰Be and inferred erosion rate ratios in modern fluvial sediments indicates widespread sediment storage and bur... by C. T. Halsted, P. R. Bierman, A. T. Codilean, L. B. Corbett, M. W. Caffee

“…</p> <p>Here, we use a global compilation of <span class="inline-formula">²⁶Al</span> and <span class="inline-formula">¹⁰Be</span> data generated from quartz-bearing fluvial sediment samples (<span class="inline-formula"><i>n</i>=766</span>, including 117 new measurements) to calculate the discordance between erosion rates derived from each nuclide. …”
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Accessibility and influencing factors of leisure agriculture demonstration sites in Guangdong Province based on GWR model by Zhenjie Liao, Lijuan Zhang

“…At the same time, through the accessibility calculation formula, OLS linear regression and GWR model, the accessibility, influencing factors and spatial alienation effect of leisure agriculture demonstration sites are systematically explored. …”
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Stakeholder Perspectives on the Official Administrative and Formation of Water User Associations in Kurdistan Province, Iran by Madine Osmanpour, Farzad Eskandari, Nazim Nariman, Shuokr Aziz

“…Using Cochran's formula, the estimated sample sizes were 1,700 for the first group, 75 for the second, and 300 for the third. …”
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Adaptive Threshold Algorithm for Outlier Elimination in 3D Topography Data of Metal Additive Manufactured Surfaces Obtained from Focus Variation Microscopy by Xin Xu, Tobias Pahl, Sebastian Hagemeier, Peter Lehmann

“…Finally, comparisons of measurement results on rough metal additive manufacturing workpieces with and without self-adaptive thresholds are discussed to demonstrate the algorithm’s effectiveness.The utilization of self-adaptive thresholds demonstrably reduces the uncertainty range in roughness parameter calculations. For example, in the case of an additive manufactured metal sample due to outlier elimination, the <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mi>S</mi><mi>z</mi></mrow></semantics></math></inline-formula> roughness value reduces from 543 µm to 413 µm.…”
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DAMPAK KEBIJAKAN SUNSET POLICY TERHADAP KEMAUAN MEMBAYAR PAJAK PADA KPP SEMARANG BARAT by Trisni Suryarini, Syaiful Anwar

“…Moreover, 85 business tax payers can be obtained by having Slovin formula calculation. The methods of data collection are questionnaires and documentation. …”
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Affecting Factors Smoking Cessation Intention among Adolescent E-Cigarette Smokers by Ananda Khoirunnisa Dewanti Pitaloka, Fenny Etrawati, Sakinah Hadirama

“…This study used a quantitative approach with a cross-sectional research design. The research sample was calculated using the two proportions difference hypothesis test formula, totaling 134 adolescents aged 10-24 years. …”
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Study of the Influence of Annealing Temperature on the Structural Properties for (Ni1-xZnxFe2O4) Compounds by Najat A. Dahham, Abdulsamee F. A. Albayati, Inteesar A. Hamed

“…The homogeneity, regularity, particle size and the roughness of sample surfaces were calculated using atomic power microscope technique. …”
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Sufism and Social Media: Correlation between WhatsApp Usage and the Level of Religiosity of PP Jagad Alif Students"¬"¬"¬"¬"¬"¬"¬"¬ by Ahmad Kian Santang, Benni Setiawan

“…A correlational quantitative approach was used to measure the relationship between these two variables. A sample of 58 individuals was selected using simple random sampling from a population of 68 santri at PP Jagad Alif, calculated with the Slovin formula. …”
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Development of a Comprehensive Approach to Quality Control of Dermorphin Derivative—Representative of Synthetic Opioid Peptides with Non-Narcotic Type of Analgesia by Vasilisa A. Sukhanova, Elena V. Uspenskaya, Safdari Ainaz, Hoang Thi Ngoc Quynh, Aleksey A. Timofeev

“…The specific optical activity index was calculated <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><msubsup><mrow><mfenced close="]" open="["><mi>α</mi></mfenced></mrow><mi>D</mi><mrow><mn>20</mn></mrow></msubsup></mrow></semantics></math></inline-formula> = +36.18 ± 2.04 [°·mL·g⁻¹·dm⁻¹], according to Biot’s Law. …”
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Impact of intervention on preanalytical errors assessed by six sigma and Pareto’s principle by Sweta Kulkarni, S. Vinothini, Wilma Delphine Silvia CR

“…Six sigma values were calculated using the Westgard online formula. Results: The clotted and inadequate samples were the major preanalytical errors with a sigma value of 3.5 and after intervention sigma value was 4.6 and 4.7 respectively. …”
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High-Temperature Rheology Characteristics of Hard Petroleum Asphalt Used in China by Bo Li, Binghui Wang, Xijun Zhang, Xixiong Lin, Yan Zhang

“…Furthermore, the temperature sensitivity of each asphalt sample was calculated using the complex modulus index method (GTS). …”
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The relationship between body mass index in adolescent pregnancy and preeclampsia at Hasan Sadikin Hospital 2019–2023 by S.D.R. Syarief, M. A. Ritonga, R. Anwar

“…This was a cross-sectional study conducted in Hasan Sadikin General Hospital Bandung with adolescence pregnant women diagnosed with PE during 2019–2023 as the subject population. The minimum sample size was calculated using unpaired categorical analytical study sample size formula and 310 total research subjects were obtained. …”
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Organizational Culture Model among Clinical Staff of Ministry of Health and Medical Education: A Validation Study by Raheleh Safi Khani, Mohammad Hasan Pardakhtchi, Esmaeil Kavousy, Gholamali Ahmadi

“…The sample size was ascertained utilizing the Cochran formula, resulting in a total of 343 individuals. …”
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