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
- Health Research
- Hospital Research
- 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.
PASS provides sample size calculations for…
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.