Sample Size Calculations in Clinical Research

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Garattini, S. K., Jakobsen, J. C., Wetterslev, J., Bertelè, V., Banzi, R., Rath, A., Neugebauer, E. A. M., Laville, M., Masson, Y., Hivert, V., et al. (2017) · Medicina Fluminensis · doi:10.21860/medflum2017_187362

An approach to sample size calculation for research on duration of untreated psychosis

Gariépy, G., McIlwaine, S. V., Schmitz, N., & Shah, J. L. (2018) · Schizophrenia Research · doi:10.1016/j.schres.2018.11.012

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Strelnikova, A. V., Samokhin, A. G., Krutko, A., Peleganchuk, A. V., Kiselev, A. S., Drobyshev, V. А., & Mikhailov, V. P. (2019) · Problems of Balneology Physiotherapy and Exercise Therapy · doi:10.17116/kurort20199603131

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Ozaki, Y., Komiyama, M., Ueshima, K., Iso, H., Sakata, S., Morino, A., Takahara, M., Noguchi, S. F., Kuwabara, Y., Takahashi, Y., et al. (2019) · Trials · doi:10.1186/s13063-019-3820-7

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Nora, N. K. (2020) · International Journal of Dental and Medical Specialty · doi:10.30954/ijdms.1.2020.7

A comparative study of TOST and UMPT procedures for evaluating dispersion equivalence

Jan, S., & Shieh, G. (2020) · Statistics in Biopharmaceutical Research · doi:10.1080/19466315.2020.1821762

Comparison of Lower Limb Muscle Activation Patterns in Different Foot Structures using Voluntary Response Index: A Study Protocol

Mohammadi, H. K., Kalantari, K. K., Naeimi, S. S., Baghban, A. K., Taheri, N., & Pouretezad, M. (2022) · International Journal of Orthopedics and Rehabilitation · doi:10.12974/2313-0954.2014.01.02.4

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Deshpande, N. S. (2020) · Medpulse International Journal of Medicine · doi:10.26611/10211535

Investor Tax Credits and Entrepreneurship: Evidence from U.S. StatesPreprint

Denes, M., Howell, S. T., Mezzanotti, F., Wang, X., & Xu, T. (2020) · SSRN Electronic Journal · doi:10.2139/ssrn.3596342

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Sargazi, D., Rasekh, M., & Jahantigh, M. (2021) · Comparative Clinical Pathology · doi:10.1007/s00580-020-03190-0

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Goh, S. W., Jamil, A., Safian, N., Nor, N. M., Muhammad, N., & Saharudin, N. L. (2020) · Anais Brasileiros de Dermatologia · doi:10.1016/j.abdp.2019.11.006

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Bajaña-Chávez, C., Bajaña-Chávez, C., Frías-Toral, E., Rodríguez-Morales, K., Álvarez-Narváez, M., Puga‐Tejada, M., Díaz-Pérez, N., Cañola-Cortez, R., & Delgado-Intriago, Y. (2021) · Cirugía y Cirujanos · doi:10.24875/ciru.20000567

Does Surgery for Cruciate Ligament and Meniscus Injury Increase the Risk of Comorbidities at 2 Years in the Military System?

Cook, C. E., Sheean, A. J., Zhou, L., Min, K. S., & Rhon, D. I. (2021) · The Journal of Knee Surgery · doi:10.1055/s-0041-1736197

Cumulative References

Machin, D., Campbell, M. J., Tan, S. B., & Tan, S. H. (2008) · Wiley eBooks · doi:10.1002/9781444300710.refs

References

Yin, G. (2011) · Wiley series in probability and statistics · doi:10.1002/9781118183335.refs

Peer Review #1 of "Diabetes screening: a pending issue in hypertense/obese patients (v0.1)"

(2015) · PeerJ · doi:10.7287/peerj.914v0.1/reviews/1

Peer Review #2 of "Diabetes screening: a pending issue in hypertense/obese patients (v0.1)"

(2015) · PeerJ · doi:10.7287/peerj.914v0.1/reviews/2

Peer Review #2 of "Six simple questions to detect malnutrition or malnutrition risk in elderly women (v0.1)"

(2015) · PeerJ · doi:10.7287/peerj.1316v0.1/reviews/2

Peer Review #1 of "Six simple questions to detect malnutrition or malnutrition risk in elderly women (v0.1)"

(2015) · PeerJ · doi:10.7287/peerj.1316v0.1/reviews/1

Experimental Designs

Ryan, T. P. (2013) · Wiley series in probability and statistics · doi:10.1002/9781118439241.ch6

Peer Review #2 of "Diabetes screening: a pending issue in hypertense/obese patients (v0.2)"

(2015) · PeerJ · doi:10.7287/peerj.914v0.2/reviews/2

Peer Review #1 of "Diabetes screening: a pending issue in hypertense/obese patients (v0.2)"

(2015) · PeerJ · doi:10.7287/peerj.914v0.2/reviews/1

Faculty Opinions recommendation of Multidrug-resistant Organisms in Hospitals: What Is on Patient Hands and in Their Rooms?

Donskey, C. J. (2019) · Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature · doi:10.3410/f.735543495.793562951

The Value of the Information That Can Be Generated: Optimizing Study Design to Enable the Study of Treatments Addressing an Unmet Need for Rare Pathogens

Dane, A. L., Rex, J. H., Newell, P., & Stallard, N. (2022) · Open Forum Infectious Diseases · doi:10.1093/ofid/ofac266

Determining the normative value of the Functional Movement Screen™ in weightlifters in participating gyms within the eThekwini municipality, and its association to injury

Singh, S. (2021) · doi:10.51415/10321/4054

Unequal allocation of sample/event sizes with considerations of sampling cost for testing equality, non-inferiority/superiority, and equivalence of two Poisson rates

Luh, W., & Guo, J. (2022) · The International Journal of Biostatistics · doi:10.1515/ijb-2022-0039

Resource use for cholecystectomy with versus without cholangiography: A multicenter, propensity-matched analysis

Filiberto, A. C., Nyren, M. Q., Underwood, P. W., Balch, J. A., Abbott, K. L., Efron, P. A., Sarosi, G. A., Bihorac, A., Upchurch, G. R., & Loftus, T. J. (2023) · Surgery · doi:10.1016/j.surg.2023.04.027

Sample size in clinical trials – challenges and approaches

Tomski, A., Gorzawska, B., & Parexel FSP, P. I. (2023) · Przegląd Statystyczny Statistical Review · doi:10.59139/ps.2022.04.2

The effect of misclassification on sample size: one-sample proportion testPreprint

Hársfalvi, P., & Reiczigel, J. (2023) · doi:10.22541/au.168725348.89285924/v1

ผลของกาวตดฟนเทยมตอประสทธภาพการบดเคยวและแรงบดเคยวสงสดในผปวยทใสฟนเทยมทงปาก

พลศรี, ห., & ตุมราศวิน, ว. (2018) · doi:10.58837/chula.the.2018.791

ผลของโปรแกรมการจดการตนเองตอภาวะนำลายแหงในผสงอายมะเรงศรษะและลำคอทไดรบการฉายรงส

บุญมี, ร., & ชูวรรธนะปกรณ์, ท. (2017) · doi:10.58837/chula.the.2017.1108

ASSOCIATION BETWEEN MATERNAL FLUORIDE LEVEL AND PRETERM DELIVERY AND LOW BIRTH WEIGHT AMONG PREGNANCY AT ENDEMIC FLUORIDE AREAS IN LAMPHUN, THAILAND : A PREGNANCY- BIRTH COHORT STUDY

Theerawasttanasiri, N. (2017) · doi:10.58837/chula.the.2017.487

อตราเสยชวตในโรงพยาบาลของผปวยวกฤตทมปฏสมพนธระหวางภาวะไตวายเฉยบพลนและภาวะหายใจลมเหลวเฉยบพลน

กุลวิชิต, ว. (2021) · doi:10.58837/chula.the.2021.1157

ผลของการให้โปรตีนเสริมในผู้ป่วยที่ติดเชื้อเยื่อบุช่องท้องต่อการเกิดภาวะแทรกซ้อนจากการติดเชื้อเยื่อบุช่องท้อง

ใฝ่สัจจะธรรม, ส., กาญจนบุษย์, เ., & กิตติสกุลนาม, ป. (2021) · Chula Digiverse · doi:10.58837/chula.the.2021.1163

QUALITY MANAGEMENT PRACTICES AND PERFORMANCE OF COUNTY GOVERNMENT INFRASTRUCTURAL PROJECTS IN MIGORI COUNTY, KENYA

OUMA, J. A., & Omwenga, J. (2022) · Strategic Journal of Business & Change Management · doi:10.61426/sjbcm.v9i4.2433

Eficácia do treinamento de ressuscitação cardiopulmonar utilizando manequins de baixo custo produzidos com garrafa plástica comparados com manequins comercializados, em escolas públicas de São Paulo

Piscopo, A. (2022) · doi:10.11606/t.98.2022.tde-13072023-190313

Risk Factors Associated with MDR and CR Acinetobacter baumannii Carriage among ICU Patients Hospitalized at MOI Teaching and Referral Hospital, Kenya

Kipsang, F., Musyoki, A. M., & Menza, N. (2023) · Open Journal of Medical Microbiology · doi:10.4236/ojmm.2023.134021

LOW PNEUMOPERITONEUM DURING ROBOTASSISTED RADICAL PROSTATECTOMY.

Alhusseinawi, H. (2023) · doi:10.54337/aau644647671

Effect of 8 Weeks Aquatic Exercises on the Center of Gravity Sway in Blind Women

Salari, A., & Afshar, F. K. (2024) · Scientific Journal of Rehabilitation Medicine · doi:10.32598/sjrm.13.1.1

designsize: Sample Size Calculation of Various Study Designs

Bhattacharjee, A., Dey, R., Halder, S., & Pawar, A. (2021) · doi:10.32614/cran.package.designsize

Extended high-frequency hearing loss among Afro-Colombian adolescents from a rural area in Colombia: a cross-sectional study

Pérez-Herrera, L. C., Peñaranda, D., Moreno, S., Guerra, A. M., Montes, F., Sánchez-Franco, S., Sarmiento, O. L., Suetta-Lugo, N., & Augusto Peñaranda, S. (2024) · BMJ Open · doi:10.1136/bmjopen-2022-071445

Intervention Study of Painting Group Counseling on Adolescent Depressive Symptoms

邢, 力. (2024) · International Journal of Psychiatry and Neurology · doi:10.12677/ijpn.2024.133007

Efficacy of intravenous paracetamol and mannitol in managing chronic post-thoracotomy pain in patients with lung cancer: Study protocol for a single center prospective randomized double-blind controlled trialPreprint

Lu, X., Zhou, J., Li, X., Gao, J., Liu, S., Zhong, W., Xi, G., Guo, Y., & Xu, H. (2024) · medRxiv · doi:10.1101/2024.08.27.24312675

The effect of misclassification on sample size for one and two-sample tests with binary endpoints

Hársfalvi, P., & Reiczigel, J. (2024) · Journal of Biopharmaceutical Statistics · doi:10.1080/10543406.2024.2444231

Biomechaninis paciento perkėlimo judesio modeliavimas ir ergonominės rizikos vertinimas

Senvaitis, K. (2025) · doi:10.20334/2025-005-m

Comparison of Efficacy between Conventional Method and Adapted Method of Automated Peritoneal Dialysis in End Stage Kidney Disease Patients

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A Randomized Controlled Trial Evaluating the Effect of Local Application of Sodium Alendronate Gel and Low-Level Laser Therapy (LLLT) On Peri-Implant Tissue Healing in Wistar Rats

Mishra, D., Urala, A. S., Nayak, A. S., Divya, S., Kamath, R. A. D., Bairy, L. K., & Gargi, S. (2025) · F1000Research · doi:10.12688/f1000research.160479.1

Decision: Findings from the Tushirikiane-4-MH (supporting each other for mental health) mobile health–supported virtual reality randomized controlled trial among urban refugee youth in Kampala, Uganda — R1/PR9

(2024) · Cambridge Prisms Global Mental Health · doi:10.1017/gmh.2025.3.pr9

Course-based undergraduate research experience in a nutrition science course improves cognitive and professional skills

Nagorny, K., Abrams, C., & Begdache, L. (2025) · Innovations in Education and Teaching International · doi:10.1080/14703297.2025.2495910

Sample Size Requirements to Control Bayesian Error Probabilities in Superiority Trials

Gentile, S., & Sambucini, V. (2025) · Springer eBooks · doi:10.1007/978-3-031-95995-0_50

The Effectiveness of Psychosocial Intervention on Internalized Stigma and Quality of Life in Parents of Children with Autism Spectrum Disorder

Ghofrani-Disfani, F., Pourmohamadreza‐Tajrishi, M., & Vahedi, M. (2025) · Journal of Comprehensive Pediatrics · doi:10.5812/jcp-160646

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Coumou, F., Wulterkens, D., Slagt, C., Waalewijn, R. A., & Mommers, L. (2025) · Resuscitation Plus · doi:10.1016/j.resplu.2025.101064

The effect of camp residency on the physical, psychological, social and environmental aspects of Syrian refugees’ HRQoL in Jordan

Alduraidi, H., Darawad, M. W., Momani, A., Saleh, Z. T., & Hamdan‐Mansour, A. M. (2025) · International Journal of Migration Health and Social Care · doi:10.1108/ijmhsc-10-2023-0097

Insights from predicting results of the GRADE trial using real‐world data

Sreedhara, S. K., Schneeweiß, S., DiCesare, E., Patorno, E., Tsacogianis, T., Bradley, M. C., & Wang, S. V. (2025) · Diabetes Obesity and Metabolism · doi:10.1111/dom.70068

Effects of diabetes education on the knowledge and awareness levels of classroom teachers about type 1 diabetes in Türkiye

Çetintaş, İ., & Kostak, M. A. (2025) · Health Education Journal · doi:10.1177/00178969251368800

Microalbuminuria in children with cyanotic congenital heart disease in Enugu, Nigeria; a comparative study

Agomuo, S. A., Chinawa, J. M., Ujunwa, F., Anarado, C. F., Nnajekwu, U. C., Adiele, D. K., Okosi, V. C., Chukwu, E. O., & Okafor, H. U. (2025) · BMC Nephrology · doi:10.1186/s12882-025-04472-x

EFEITO DA REFLEXOLOGIA PODAL NA LACTAÇÃO: ESTUDO PILOTO DE UM ENSAIO CLÍNICO RANDOMIZADO

Branco, M. B. L. R., Alves, V. H., Rodrigues, D. P., dos Santos, H. H. K., Yaginuma, K. Y., Pereira, A. V., Vieira, B. D. G., & Lauriano, A. G. (2025) · Revista Enfermagem Atual In Derme · doi:10.31011/reaid-2025-v.99-n.4-art.2489

Balloon Inflation for Reducing Pain During IV Blood Draws in Children Aged 6–12 Years: An Experimental Study in a Tertiary Care HospitalPreprint

Pradhan, R., Das, S., Mohapatro, P., Puhan, K., Nayak, R., & Pradhan, I. (2025) · Research Square · doi:10.21203/rs.3.rs-7369638/v1

Determining Sample Size for the Means of the Exponential Distribution: Considering Hypothesis Testing, Confidence Intervals, Prediction Intervals, and Cost Constraints

Luh, W., & Guo, J. (2025) · Journal of the Indian Society for Probability and Statistics · doi:10.1007/s41096-025-00260-w

Additional file 1 of Introduction of ROSA robotic-arm system for total knee arthroplasty is associated with a minimal learning curve for operative time

Bolam, S. M., Tay, M. L., Zaidi, F., Sidaginamale, R. P., Hanlon, M., Munro, J. T., & Monk, A. P. (2022) · Figshare · doi:10.6084/m9.figshare.20745360

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Boesing, M., Abig, K., Brändle, M., Brutsche, M. H., Burri, E., Frye, B. C., Giezendanner, S., Grutters, J. C., Haas, P., Heisler, J., et al. (2022) · Figshare · doi:10.6084/m9.figshare.21176015

The relation of vertebral artery occlusion and intravertebral cleft: a prospective magnetic resonance angiography studyPreprint

Zhang, T., Xue, F., Kang, Y., Wang, Y., Zhang, P., 张殿英, & Jiang, B. (2021) · Research Square · doi:10.21203/rs.3.rs-237035/v1

Retinal morphology in spinocerebellar ataxia type 1 (SCA1) mice: A stereological analysis across different age groups

Yakushko, О. S., Cendelín, J., Tonar, Z., & Kolinko, Y. (2026) · Experimental Eye Research · doi:10.1016/j.exer.2026.110869

Latent profiles of occupational stress and their association with premenstrual syndrome: a cross-sectional study of Chinese nurses

Wang, Y., Wang, X., Wen, C., Yang, X., Zhao, Z., Zhou, J., Wang, W., Tao, H., & Chen, L. (2026) · Frontiers in Public Health · doi:10.3389/fpubh.2026.1683290

The Algorithm of Using the Logistic Model for Binary Dataanalizis in Ecology Investigations

Валентинович, З. К., Konovalov, A. M., & Lomskov, M. A. (2026) · Geografičeskaâ sreda i živye sistemy · doi:10.18384/2712-7621-2025-3-164-185

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Human Papillomavirus Detection in Crevicular Fluid and Risk Stratification in Refractory Periodontitis: A Multicenter Cross-Sectional Study

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Impact of Health Education and Preventive Interventions on Non- Communicable Diseases in Rural Communities: A Community-Based Randomized Controlled Trial

Ugandar, R. E., Kumar, D. G. V., Kumar, D. S., Sindhuja, R. N. S., Reddy, R. P., & Lalitha, S. (2026) · International Journal of Drug Delivery Technology · doi:10.25258/ijddt.16.12s.76

Designing Participatory Systems Interventions for Behavioural Change: Integrating Soft Systems Methodology, the Theory of Planned Behavior, and Experiential Learning

Luong, T.-T., Tran, M., Chew, Y. T., Khatri, Y., & Quach, V. H. (2026) · Systems Research and Behavioral Science · doi:10.1002/sres.70087

Changes in dietary habits and mental well-being among university students following an educational intervention: pilot study

Torres, K., Terzi, S., & Simón, L. (2026) · Scientific Reports · doi:10.1038/s41598-026-52758-3

Distinguishing Point-Requirement Acceptance From High-Confidence Reliability Assurance in Engineering Practice

Ke, H. (2026) · IEEE reliability magazine · doi:10.1109/mrl.2026.3684775

Quantitative Ultrasonographic and Shear Wave Elastographic Assessment of Infraorbital Tissue Changes After Non-cross-linked Hyaluronic Acid and Amino Acid Therapy

Kutlubay, Z., Zengin, M., Kargın, O. A., Salt, V., & Hamid, R. (2026) · Cureus · doi:10.7759/cureus.109369

Bayesian adaptive design for clinical trials with potential subgroup effects

Zhang, X., Zhao, Q., Chen, C., Moa, B., & Gao, S. (2026) · Statistical Methods in Medical Research · doi:10.1177/09622802261449368

Clinical Evaluation of an Organoselenium-Enhanced Sealant and a Moisture-tolerant Sealant: A 16-month Study

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Ye, Z., Chen, Y., Huang, X., Chen, M., Wang, W., Zhu, H., Han, K., Wang, J., Lu, Q., Zhao, Y., et al. (2026) · npj Digital Medicine · doi:10.1038/s41746-026-03155-7 · Cited by 1

ผลของนวตกรรมผาขวางเตยงสงเสรมการใหนมมารดาตอความรกใครผกพนระดบการไหลของนำนม และความสำเรจในการเลยงลกดวยนมมารดาในมารดาหลงผาตดคลอด

รอดแก้ว, ป., ตันตะโนกิจ, ก., มาลาศรี, น., & เพิ่มพรสกุล, จ. (2026) · The Journal of Thailand Nursing and Midwifery Council · doi:10.60099/jtnmc.v41i04.278825

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Walekhwa, M. (2019) · Harvard Dataverse · doi:10.7910/dvn/vdmks2

BAG3 genetic variant is associated with heart failure with preserved ejection fraction phenotypes

Wungu, C. D. K., Susilo, H., Wijaya, J., Susanto, C. R., Kevin, K., Nugraha, D., & Oceandy, D. (2026) · PLoS ONE · doi:10.1371/journal.pone.0361206

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Chow, S., Shao, J., Wang, H., & Lokhnygina, Y. V. (2017) · Chapman & Hall/CRC eBooks · doi:10.1201/9781315183084 · Cited by 550

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(2009) · Chapman & Hall/CRC eBooks · doi:10.1201/9781584887409.ch6 · Cited by 1

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Chow, S. (2011) · Wiley Interdisciplinary Reviews Computational Statistics · doi:10.1002/wics.155 · Cited by 35

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Glueck, D. H. (2008) · Biometrics · doi:10.1111/j.1541-0420.2008.01138_10.x · Cited by 54

Comprar Sample Size Calculations in Clinical Research, Second Edition | Hansheng Wang | 9781584889823 | Informa Healthcare

Han-sheng, W., Shao, J., & Chow, S. (2007)