Master clinical biostatistics with BioStat. Instant calculations and evidence.

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Apr 21, 2026
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BioStat APP

BioStat: Your Expert Companion in Clinical Biostatistics

BioStat is the ultimate app designed for **physicians, residents, health science students, and researchers** who want to understand, interpret, and apply biostatistics in their daily practice. Forget raw numbers; BioStat provides **clear explanations and the clinical significance** of each result, driving evidence-based decision-making.

**Key Features:**

* **Intuitive Descriptive Statistics:**

* Quickly calculates measures of central tendency (mean, median, mode) and dispersion (variance, standard deviation, range) for ungrouped data.

* Click on each result to see its definition and clinical utility.

* **Comprehensive Diagnostic Testing:**

* **2x2 Contingency Table:** Enter True/False Positives and Negatives.

* * Instantly calculates **Sensitivity, Specificity, PPV, NPV, LR+, and LR-**.

* **Didactic Interpreter:** Generates clear explanations for each diagnostic parameter of a specific test.

* **Bayes' Theorem / Fagan Plot:** Calculates Post-test Probability using prevalence and Likelihood Ratios, and visualizes it with the Fagan Plot.

* **Measures of Association and Risk:**

* **Odds Ratio (OR) and Relative Risk (RR) Calculator:** Determines the association between exposure and disease.

* **OR/RR Interpreter:** Understands the clinical impact of relative risk or odds, including confidence intervals.

* **Correlation and Regression (R²):**

* Analyzes the relationship between two variables.

* Calculates the Pearson correlation coefficient (r) and the coefficient of determination (R²).

* Obtains explanations about the strength and direction of the relationship.

* * **Meta-Analysis and ROC Curves:**

* **Forest Plot Viewer (simulated):** Add studies and understand the synthesis of evidence.

* **AUC (Area Under the Curve) Interpreter:** Evaluate the discriminative power of a diagnostic test with clear guidelines.

* **Inferential Statistics (Coming Soon):**

* Prepare for hypothesis testing tools, starting with the Student's t-test.

**Why Choose BioStat?**

* **Didactic and Clear:** It doesn't just give you numbers, it teaches you how to understand them.

* **Clinician-Oriented:** Designed with clinical decision-making in mind.

* **Evidence-Based Medicine:** An essential tool for modern practice.

* **Interactive and Visual:** Graphs like Fagan and Forest Plots for better understanding.

Download BioStat today and transform the way you interact with scientific evidence. Your clinical practice will thank you!
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