Medical Research

Leading the Way in Medical Research Sample Size Estimation

Our solutions were designed and are continuously refined by leading statistical experts with decades of experience working with medical researchers in various industries. Within research communities, PASS software is recognized as the premier sample size and power analysis tool. It is known for its accuracy, dependability and best-practices for sample size estimation in clinical trials, analysis protocols and regulatory requirements.

  • Clinic Trials
  • Epidemiology
  • Health Research
  • Hospital Research
  • Medicine
  • Oncology
  • Pharmaceuticals
  • Study Planning
  • Veterans Affairs
  • Veterinary Research

"Your routines are flexible and easy to use and your customer service and support is A-double-plus."

—Nayak Polissar, PhD

Using PASS Sample Size Software in Medical Research

The PASS 15 data analysis software for medical research provides sample size calculations for over 740 scenarios. Thousands of researchers use PASS in clinical trial planning, grant proposals, pharmaceutical research, biostatistical consulting, health research, and many other areas of medical study planning and study evaluation.

Using NCSS Data Analysis and Graphics Software in Medical Research

The NCSS 11 analysis and graphics solution provides hundreds of tools for analyzing and visualizing your data. You can view the Publications Citing NCSS page to get a feel for recent medical field publications where NCSS was used. Or click here to see examples of the graphics capabilities of NCSS 11.

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Example Graphs from the NCSS solution


NCSS/PASS Cited in Recent Publications

International Urogynecology Journal
Clinical and Experimental Pharmacology and Physiology
Atherosclerosis
Annals of Oncology
The American Journal of Clinical Nutrition
International Orthopaedics
Journal of Veterinary Internal Medicine
Journal of Anesthesia
Journal of Cardiology
International Journal of Rheumatic Diseases
Cardiothoracic and Vascular Anesthesia
Journal of Advanced Nursing
Aquatic Botany
Journal of Infection
Journal of Dental Education
Health Economics Reivew
Schizophrenia Research
Environmental and Experimental Botany
Transfusion Medicine
Southeastern Surgical Congress
Pediatric Cardiology
Cardiovascular Therapeutics
Water Resources Research
Journal of Applied Entomology
Ophthalmology
Anesthesiology
Gastrointestinal Endoscopy
Experimental & Clinical Cardiology
American Heart Journal
American Journal of Transplantation
Annals of Internal Medicine
American Journal of Surgery
Journal of Hepatology
American Heart Association
Journal of Cardiovascular Electrophysiology
Bone Marrow Transplantation
International Journal of Gynecology Obstetrics
The Journal of Urology
The American Journal of Medicine
Radiology

"I purchased NCSS last week and have been extremely impressed with the product so far. The documentation is superb... Especially strong is the importing of files from Excel and other statistics programs..."

Gary Brager, Baltimore County Public Schools

"PASS 13 is fantastic! Better than my new dishwasher and microwave combined."

Dr. Barbara Tabachnick, CSUN, Author