Recent Publications
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The following is a small sampling of the thousands of recently-published articles that used PASS for sample size or power calculations:
- Moser, T., Hitzl, W., Lerda-Casaccia, T., Unterhofer, M., Demjaha, R., Martinez-Serrat, M., ... & Wipfler, P. (2026). Propionic acid in multiple sclerosis: a phase 2b, double-blind, randomized placebo-controlled trial. Brain, 149(7), 2286-2294.
- Zhang, Y. J., & Chen, C. (2026). Interaction Between Preeclampsia and Previous Preterm Birth Increases the Risk of Subsequent Preterm Delivery: A Prospective Cohort Study. Clinical and Experimental Obstetrics & Gynecology, 53(8).
- Bakshi, S. G., Dhurwe, B., & Shetmahajan, M. (2026). ThrUS Trial: A Single Centre, Double-blinded, Randomised Study–Evaluating the Role of Thoracic Spine Ultrasound Pre-scan for Epidural Catheter Insertion in Adult Patients Undergoing Cancer Surgeries. Journal of Onco-Anaesthesiology and Perioperative Medicine, 3(1), 47-52.
- Cheng, D., Wu, H., Zhou, C., Wang, W., Li, N., Shao, C., & Wang, H. (2026). Optimizing the mathematical model and technical standards for unilateral biportal endoscopic spinal surgery through machine learning-based video analysis. European Spine Journal, 1-10.
- Deng, Y., Ma, C., Chen, B., Wang, Y., Liu, X., & He, F. (2026). Association between duration of neurosurgical craniotomy and surgical site infection: a prospective cohort study. Journal of Hospital Infection.
- Farooq, H., Howard, J., Johnson, B., Winter, J., Dickens, B., & Brown, N. M. (2026). The Impact of Photographic Evidence on Postoperative Range of Motion Following Total Knee Arthroplasty: A Randomized Control Trial. The Journal of Arthroplasty.
- Xu, C., Schmidt, B. M., Krambrink, A., Park, J., Song, P. X., Jones, T. L., ... & Gaynanova, I. (2026). Longitudinal Healing and Amputation Trajectories in Diabetic Foot Ulcers: Predictive Power of Wound Area and Duration and Sample‐Size Implications From the Diabetic Foot Consortium. Wound Repair and Regeneration, 34(4), e70189.
- Refaee, H. H., AL-Madawi, A. A., Nasr, A. A. M. A., Ahmed, M. B., & Ali, N. A. A. (2026). A Comparative Study on Three Different Doses of Intrathecal Hyperbaric Prilocaine with Fentanyl in Elderly Patients Undergoing Day Case Lower Abdominal and Urologic Surgeries: A Randomized Clinical Trial. Archives of Anesthesiology and Critical Care, 12(4), 382-389.
- Virk, A., Lal, D., Sharma, S., Goel, A., Bhardwaj, A., Nadda, A., ... & Singh, S. (2026). AdoHealth e-wellness initiative for adolescent non-communicable disease risk reduction: protocol for a school-based cluster randomised controlled trial in SAS Nagar (Mohali), Punjab, India. Trials.
- Lee, S. Y., Shin, K. H., & Kim, J. (2026). Comparative study of recovery characteristics between remimazolam anesthesia with flumazenil and desflurane anesthesia for closed reduction of nasal bone fracture: a randomized controlled trial. Korean Journal of Anesthesiology.
- Kanth, B. S., Pratyusha, A. C., Kulkarni, D. K., Prasad, C. R. K., Gopinath, R., & Dinesh, V. (2026). Cricoid versus paratracheal pressure as airway protective manoeuvres for oesophageal occlusion: A prospective randomised cross-over study. Indian Journal of Anaesthesia, 70(5), 631.
- Alzoubi, F., Alajmi, S., Alkandari, A., Alqahtani, S., Alanezi, A., & Setzer, F. C. (2025). The outcome of nonsurgical root Canal treatment using Sealer-based obturation versus warm vertical compaction: A randomized controlled trial. Journal of Endodontics, 51(10), 1351-1361.
- Luo, M. K., Sun, L., Lu, M. K., Du, M. Z., Ren, Y., Suo, Y., & Xiang, M. Y. (2026). Clinical Application of 3D Printing in Non-Arthroscopic Ankle Ligament Reconstruction: A Single-Center Retrospective Study. The Journal of Foot and Ankle Surgery.
- Yuan, S., Cochran, A., & Rathouz, P. (2026). Robust power and sample size calculations in quasi-likelihood models: methods and practice. BMC Medical Research Methodology.
- Emir, B., Can, F. E., Kaymaz, E., Ozel, Z., Efgan, M. G., Tekindal, M. A., & Elmali, F. (2026). Sample size and power analysis for ROC AUC differences in diagnostic tests: a methodological evaluation of the Obuchowski-McClish and Hanley-McNeil methods. BMC Medical Research Methodology, 26(1), 43.
- Zhang, B., Li, J., Wang, M., Qu, Y., Liu, C., Xiang, Q., ... & Han, Y. (2026). Remimazolam vs. propofol sedation for video laryngoscopy in cervical spondylosis patients with suspected difficult laryngoscopy: a randomized controlled trial. European Journal of Medical Research.
- Tang, P., Zhang, J., Wang, L., Tan, K., He, Z., Wang, Y., ... & Jiang, B. (2026). Digital measurement of blepharoptosis using smartphone photography and built-in markup tools: A prospective, blinded methodological comparison study with traditional ruler-based assessment. Medicine, 105(21), e48978.
- Cesana, B. M., & Antonelli, P. (2026). Tutorial on Sample Size Calculations for the precision and the testing of Cohen’s Kappa: a methodological review and new proposals: Sample Size for qualitative agreement. Epidemiology, Biostatistics, and Public Health, 21(2).
- Xu, C., Schmidt, B. M., Krambrink, A., Park, J., Song, P. X., Jones, T. L., ... & Gaynanova, I. (2026). Longitudinal Healing and Amputation Trajectories in Diabetic Foot Ulcers: Predictive Power of Wound Area and Duration and Sample‐Size Implications From the Diabetic Foot Consortium. Wound Repair and Regeneration, 34(4), e70189.
- Bakshi, S. G., Dhurwe, B., & Shetmahajan, M. (2026). ThrUS Trial: A Single Centre, Double-blinded, Randomised Study–Evaluating the Role of Thoracic Spine Ultrasound Pre-scan for Epidural Catheter Insertion in Adult Patients Undergoing Cancer Surgeries. Journal of Onco-Anaesthesiology and Perioperative Medicine, 3(1), 47-52.
- Galal, A., Khator, A. K., Mehanna, A., Gamaleldin, O., & Mina, A. (2026). The infracochlear cell tract, an anatomical and radiological study. The Egyptian Journal of Otolaryngology, 42(1), 132.
- Meng, J., Wen, G., Wang, H., Wang, R., Xu, Y., Peng, P., ... & Zhang, Y. (2026). Ethnicity-associated disparities in prevalence of chronic obstructive pulmonary disease: a population-based cross-sectional study in Yunnan Province, China. Scientific Reports.
- Yi, X., Wei, D., Quan, S., Kong, Y., Huang, X., Jiang, X., ... & Di, P. (2026). A 3‐Year Split‐Mouth Randomized Non‐Inferiority Controlled Trial Comparing Cement‐Retained Monolithic CAD‐CAM Zirconia and Lithium Disilicate Crowns for Single Posterior Implant Restorations. Clinical Oral Implants Research.
- Han, F., Gao, S., Zhan, H., Wang, N., Song, Z., Xie, J., ... & Yao, J. (2026). Use of an AI Image Recognition–Based Smartphone App in Personalized Bowel Preparation Before Colonoscopy: Prospective Randomized Controlled Trial. JMIR mHealth and uHealth, 14(1), e77701.
- Li, M., Tong, D., Cheng, M., Li, J., Ji, F., & Zhang, W. (2026). Navigation System–Assisted vs Freehand Cannulated Screw Fixation for Femoral Neck Fractures: Protocol for a Multicenter Randomized Controlled Trial. JMIR Research Protocols, 15(1), e88180.
- Abdallah, N., Hussain, K., Deghady, A., Raky, S., & Deif, M. (2026). Validity of serum CCL11 (Eotaxin-1) and interleukin-13 as prognostic biomarkers in hepatitis C virus induced liver disease. The Egyptian Journal of Internal Medicine, 38(1), 41.
- Hagras, I. M., Shehata, M. A., Almetaher, H. A., El-Attar, A. A., & Ali, H. F. (2026). Laparoscopic versus Posterior Sagittal Rectopexy for Treatment of Complete Rectal Prolapse in Children. The Egyptian Journal of Surgery, 45(2), 553-560.
- Bernard, D. A., Salhöfer, L., Stehling, F., Dahl, C., Schara-Schmidt, U., Pauly, A., ... & LUCIND Working Group. (2026). LUCIND: Profiling respiratory comorbidity in paediatric neurological diseases. ERJ Open Research.
- Li, X., Lan, H., Guan, Y., Wang, L., Zhao, W., He, J., ... & He, J. (2026). A Heat-Inactivated Two-Strain Lacticaseibacillus paracasei Fermented Milk as a Postbiotic for Functional Constipation: A Randomized, Double-Blind, Placebo-Controlled Trial. Nutrients, 18(13), 2114.
- Wang, X., Wang, J., Zhou, X., Xin, B., Sun, X., Xu, R., ... & Wang, Y. (2026). Exploratory Effects of a Bovine Colostrum-Based Supplement on Salivary sIgA, Leukocyte Profiles, and Health Status in Middle-Aged and Older Adults. International Journal for Vitamin and Nutrition Research, 96(4).
- Zheng, L., Lin, Z., Liu, X., Fan, Z., He, Z., Xu, J., & Yin, L. (2026). Critical Care–Specific vs General-Purpose Large Language Models in Emergency Intensive Care Unit Diagnosis: Single-Center Retrospective Paired Comparative Study. Journal of Medical Internet Research, 28, e98026.
- You, Y., Zhang, X., Zheng, X., & Zheng, X. (2026). Comparison of Ultrasound-Guided Erector Spinae Plane Block, Thoracic Paravertebral Block, and Control for Postoperative Recovery in Video-Assisted Thoracic Surgery Patients: A Randomized Controlled Trial. Journal of Pain Research, 572950.
- Refaee, H. H., AL-Madawi, A. A., Nasr, A. A. M. A., Ahmed, M. B., & Ali, N. A. A. (2026). A Comparative Study on Three Different Doses of Intrathecal Hyperbaric Prilocaine with Fentanyl in Elderly Patients Undergoing Day Case Lower Abdominal and Urologic Surgeries: A Randomized Clinical Trial. Archives of Anesthesiology and Critical Care, 12(4), 382-389.
- Qiang, H., Fu, M., Feng, S., Yang, Y., & Zhu, D. (2025). Repeated ultrasound-guided hydrostatic reduction for pediatric intussusception: attempt number, interval, and success. European Journal of Medical Research, 30(1), 1278.
- Ghazi, N., Saghravanian, N., Saeedi, P., & Maboudinezhad, M. M. (2025). Assessing the correlation between langerhans cells population and prognosis of tongue squamous cell carcinoma. Clinical and Experimental Dental Research, 11(1), e70080.
- Fan, B., Su, H., Wang, L., Ji, X., Zhang, Y., Jia, Z., ... & Wu, X. (2025). Prophylactic hyperthermic intraperitoneal chemotherapy in patients with locally advanced gastric cancer after curative surgery: Final results of a phase II trial. Chinese Journal of Cancer Research, 37(1), 66.
- Chou, W. H., Niu, W. Y., Liang, P. C., Lin, S. H., Yang, J. T., Lin, C. P., ... & Wu, C. Y. (2025). Erector spinae plane block spread patterns and its analgesic effects after computed tomography-guided hepatic tumour ablation: a randomized double-blind trial. Annals of medicine, 57(1), 2480255.
- Qian, C. S., Wang, Z. H., Li, Z., Yao, Z., Gong, W. J., Wu, Y. J., ... & Xue, S. L. (2025). A phase 2 trial of a “sandwich” strategy: Sequential CD22/CD19 chimeric antigen receptor T‐cells therapy combined with autologous hematopoietic stem cell transplantation in patients with Philadelphia chromosome–negative B‐cell acute lymphoblastic leukemia. Cancer, 131(22), e70168.
- Zheng, D. Z., Chen, W. Q., Huang, Z. J., Huang, D. G., & Lin, P. M. (2025). Intraoperative pain assessment using a digital force gauge during vitreoretinal surgery: a prospective feasibility study. International Ophthalmology, 45(1), 359.
- Kanaan, M., Brabant, A., Eckert, G. J., Hara, A. T., & Carvalho, J. C. (2025). Randomized clinical trial on the performance of direct and indirect restorations in adults with severe tooth wear: A pilot study. Journal of Dentistry, 106268.
- El-Etriby, K., Mahmoud, M. A., & Abdo, H. (2025). Assessment of Placental Thickness during the Second and Third Trimesters and Its Correlation with Fetal Weight. Al-Azhar International Medical Journal, 2025(7), 244-248.
- Al-Salamah, T., Alessa, A., Aloraini, H., Abuguyan, F., Aldawood, B., & Farook, F. F. (2025). Emergency Department Healthcare Providers’ Knowledge and Attitudes regarding Appropriate Indications for Indwelling Urinary Catheter Use. Advances in Human Biology, 15(1), 122-129.
- Jiménez, R. F., García-Rey, S., Aguilar, I. V., Jiménez-Sánchez, A., Madrid, N. M., Cuellar, M. R., ... & Almeida, J. G. (2025). Impact of an oral nutritional supplement on the recovery of the nutritional status of older patients with fragility hip fracture: Controlled and randomized clinical trial. Clinical Nutrition ESPEN, 68, 348-358.
- Sharma, L., Reddy, A., Chauhan, R., Panda, N., Luthra, A., Meena, S. C., ... & Sahoo, S. K. (2025). Comparison of the efficacy of dexmedetomidine and dexamethasone as adjuvants to ropivacaine for scalp nerve block in patients undergoing awake craniotomy: A randomized controlled trial. Clinical Neurology and Neurosurgery, 109223.
- Uzun, D. D., Eicher, S., Mohr, S., Weigand, M. A., & Schmitt, F. C. (2025). Success rates of video vs. direct laryngoscopy for endotracheal intubation in anesthesiology residents: a study protocol for a randomized controlled trial (JuniorDoc-VL-Trial). Trials, 26(1), 75.
- Wang, Z., Cao, Q., Liu, Q., Dufe, D., Wouters, P., Deng, L., & Pong, A. (2025). How many subjects are enough in a veterinary trial?—Literature review and insights from industrial statisticians. Research in Veterinary Science, 186, 105569.
- Zhao, H. X., Han, L., Wang, D., Jin, J., Ji, F. H., Guo, W., ... & Peng, K. (2025). Impact of opioid-free anesthesia on the overall benefit of analgesia score after laparoscopic cholecystectomy: protocol and statistical analysis plan for a multicenter, randomized, controlled trial. Annals of Medicine, 57(1), 2589570.
- Elsayed, M. M., Abdelrahman, M. A., Sorour, A. M., Rizk, I. G., & Hassab, M. A. A. (2025). Sodium zirconium cyclosilicate versus sodium polystyrene sulfonate for treatment of hyperkalemia in hemodialysis patients: a randomized clinical trial. BMC nephrology, 26(1), 227.
- Engler, P., Kruk, K., Graf, N., Stinn, B., Wildermuth, S., Leschka, S., ... & Fischer, T. S. (2025). Ossification variation of the medial clavicular epiphysis in children, adolescents and young adults. Radiography, 31(5), 103106.
- Hakim, S. M., Fouad, M. N., Habib, M. K., Mohamed, M. S., & Ghaly, S. I. (2025). Effect of early administration of inhaled heparin on outcomes of smoke inhalation injury: A randomized controlled trial. Burns, 51(5), 107518.
- Sorour, H. O., Elkobbia, N., Moustafa, M. A., Gaber, A. M., & Shehab, A. S. (2025). Spontaneous versus controlled ventilation technique for airway foreign body removal via rigid bronchoscope in children. Research and Opinion in Anesthesia & Intensive Care, 12(3), 208-214.
- Nikniaz, Z., Mahdavi, R., Bakhtiari, Z., Maddahi, S., & Masnadi Shirazi, K. (2025). Association between adherence to Mediterranean-DASH intervention for neurodegenerative delay diet and disease severity in patients with ulcerative colitis. Scientific Reports, 15(1), 21810.
- Li, Y., Yao, L., Zhang, C., Li, T., Wang, D., Li, J., ... & Tang, X. (2025). Growth Hormone–Releasing Peptide 2 May Be Associated With Decreased M1 Macrophage Production and Increased Histologic and Biomechanical Tendon‐Bone Healing Properties in a Rat Rotator Cuff Tear Model. Arthroscopy, 41(7), 2224-2233.




















