Thoughts without content are empty; intuitions without concepts are blind  Immanuel Kant

Metastata is a research company that provides high quality support to national and international pharmaceutical companies, specialty associations, researchers and other health care organizations.

Our team has performed statistical analysis, proofreading and editing of more than 2000 articles!

Our team provides the following services on time and on budget. We fully understand your requests before we start the project and meet your expectations with our professional work. 

You can contact us for any clinical trial or statistical requests via the contact forms. We will communicate with you shortly.

Study design and protocol preparation

  • Designing of Case-control studies, Cross-sectional studies, retrospective and prospective cohorts
  • Designing randomized controlled trials with interim analysis and sample size/power calculation.
  • Reporting a clinical trial. Applying and registering to or preparing ethical committee reports.
  • Randomization, monitorization, interim analysis and final report preparation

Sample size and power calculation

  • When you submit your researches to medical journals, it is probably the first question asked by editors and reviewers: “Is your trial adequately powered and has adequate sample size?”
  • Power and sample size estimations are measures of how many patients are needed in a study and should be performed before study.

Basic Statistics

  • Univariate analysis
  • Agreement analysis (Kappa, Bland-Altman, intraclass corelation, passing-bablok)
  • Reliability analysis
  • Epidemiologic measurements (OR, RR, HR, NNT, NNH, Absolute risk, ARR, RRR)

Advanced Statistics

  • Regression modelling
  • Diagnostic performance measurement
  • Survival analysis
  • Propensity score matching
  • Resampling (jacknife and bootstrap)
  • Clinical significance versus Statistical significance

Cost-effectiveness analysis

  • Cost-effectiveness analysis is an economic analysis that compares the relative costs and outcomes (effects) of different courses of action.


  • Conventional meta-analysis (study-level)
  • Direct-indirect comparison /network meta-analysis
  • Univariate and multivariate meta-regression
  • Trial sequential analysis
  • Individual patient-level or study-level meta-analysis

Why MetaStata?
  • provides expert consulting
  • develops research designs and protocols
  • analyzes your data
  • creates tables and charts
  • edits your document: format, grammar, and content edits.
  • offers training and workshop packages