nQuery - Powering Sample Size

In 2017, 90% of organizations with FDA approved clinical trials used nQuery for sample size calculation.

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Receive Regulatory Approval

Consistently calculate the correct sample size for FDA/EMA submission

  • Validated Sample Size Tables & Procedures 
  • Sample Size Statement Generator 
  • Automated Installation & Operational Qualification (IQ/OQ) Procedures

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Reduce The Risk & Cost of Trials

Bayesian & Adaptive techniques to optimize your trial design

  • See how likely it is to receive a 'positive' outcome from your trial
  • Reduce sample size while still ensuring results are statistically significant
  • Non-standard test statistics for mid trial Adaptive modifications

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Powerful Sample Size Options

Rapidly calculate sample size for a multitude of scenarios

  • 100’s of sample size and power calculation procedures
  • With Plotting Features, Easily conduct a variety of “What-If” scenarios to align your final sample size choice with your scientific and budgetary requirements.
  • Fine tune calculations with the Specify Multiple Factors tool

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Share & Empower

Easily communicate calculations to your team

  • Share Your Work Quickly
  • Fast and Useful Reporting Tools

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Easy & Intuitive To Use

Clean and fast spreadsheet style interface with no coding required

  • Clean Spreadsheet style interface
  • Zero Manual Coding
  • Statistical Help Cards
  • Customized Tables

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Have A Question?
Don't hesitate to get in contact!