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Statsols - The provider of nQuery Sample Size Software - has been leading the market through statistical innovation for over 20 years. nQuery is one of the world's most trusted sample size and power analysis software packages.
In 2018, 91% of organizations with FDA approved clinical trials used nQuery for their sample size calculation. It is used by Biostatisticians of all levels of expertise. Created by sample size experts, nQuery boasts an extensive list of easy-to-use but powerful features for sample size calculation and power analysis.
Founded in 1984, our business began as a subsidiary of Californian software company, BMDP Statistical Software Inc. As the BMDP subsidiary, we grew and developed overseas markets for BMDP and then later, through a management buy-out, formed the now independent company, Statistical Solutions Ltd.
Today, Statsols is an international company, and the proud owner, developer and provider of highly acclaimed sample size and power analysis software -nQuery.
Headquartered in Cork, Ireland, we also have a U.S. subsidiary in Boston, Massachusetts in addition to a network of dedicated and devoted partners throughout other regions including Japan, Australia, China, Germany and France.
BMDP Statistical Software established it’s European Subsidiary...SSL Ltd.
Subsidiary becomes independent company Statsols and nQuery Version 1.0 Developed by Janet Elashoff and Distributed by Statsols.
nQuery 2.0 - Doubled the number of tables and introduced functionality for confidence intervals, equivalence, repeated measures, crossover designs and nonparametric tests.
nQuery 3.0, 4.0, 5.0 & 6.0 - greatly expanded the plotting functionality and added tables for exact test for proportions, one-sided and TOST Equivalence tests.
nTerim 1.0 developed and released by Statsols as a companion product to nQuery to calculate sample size for group sequential designs.
nQuery and nTerim combined into one product under the direction of Statsols.
Statsols invited to FDA to present seminar on sample size calculation to FDA statisticians and reviewers.
nQuery extends its offering from classical trial designs to cover bayesian analysis and adaptive trials.