Available for freelance RWE & TLF projects

Biostatistics for RWE, SAPs & TLFs

We're Stochastic Labs, a Health Economics & Biostatistics consultancy with 4+ years across 14+ RWE/HEOR studies. We deliver SAPs, TLFs, survival analyses, network meta-analyses, and cost-effectiveness models in R / SAS for pharma, CROs, and medical-writing teams.

14+ RWE/HEOR studies • Oncology, Cardiology, Hematology, Nephrology, Diabetes • ICH-GCP compliant

R / SAS / Python / SQL
SAPs • TLFs • Manuscripts
NMA • Markov • ICER
# R — survival + HE model
library(survival); library(heemod)
fit <- survfit(Surv(time, event) ~ arm)
cox <- coxph(Surv(time, event) ~ arm + age)
markov <- markov_model(QALY, costs → ICER)
tools: R • SAS • Python • SQL
# SAP → TLF → manuscript, ICH-GCP

About Us

Health Economist & Biostatistician team | HEOR, HTA, RWE, Meta-Analysis. 4+ years supporting Health Economics and Outcomes Research across 14+ studies. We help pharma, CRO, and med-comms teams ship reviewer-ready statistics, fast.

14+
RWE / HEOR studies
10+
SAPs + TLF shells
8+
Manuscripts supported
6+
Abstracts / posters

How We Work

Audit-Ready Output

SAPs, TLFs, and programs written to ICH-GCP standards with clear traceability from analysis to table.

Publication-Grade Stats

Methods and results written for reviewers: KM, Cox, competing risks, NMA, and economic models explained clearly.

Team-Friendly

We work directly with medical writers, epidemiologists, and clinicians. Fast turnarounds, clean handovers.

HEOR-Trained

Executive Certificate in Strategic HEOR: SLR, ITC/NMA, health economic modeling, and AI in HEOR.

Tools & Methods

RSASPythonSQLR ShinyExcelSPSSPower BISAP / TLFSurvival analysisPSMSLR + Meta-analysisNMA / ITCBayesian methodsMarkov modelsCEA / BIAQALY / ICERSample size & powerHTA supportICH-GCP

Education & Credentials

Masters in Statistics

Expert Team

Advanced statistical expertise on every study

SET Qualified Experts

Statistics

State Eligibility Test qualified

Certifications

Health Economics and Outcomes Research

MarksMan Academy of Health Sciences

Bayesian Statistics: From Concept to Data Analysis

Coursera

Design and Interpretation of Clinical Trials

Coursera

SAS Programmer

Coursera

Selected Work

Real projects from our portfolio — registries, a neurology trial, payer and policy models, AI tools, dashboards, and evidence synthesis. Client names withheld — methods and outputs shown.

HEOR Deliverable

SAP • TLF • R/SAS output

Featured
RWE · Oncology

Oncology Real-World Registry Study

Statistical analyses for a prospective, multicentre observational registry of patients with advanced solid tumours — patient profiles, disease characteristics, biomarker status, treatment patterns, and clinical outcomes.

RRegistryBiomarkersTLF

What was delivered

  • ✓Molecular-marker subgroup analyses
  • ✓Descriptive + inferential TLFs
  • ✓Treatment-pattern insights

HEOR Deliverable

SAP • TLF • R/SAS output

Featured
Clinical Trial · Neurology

Anti-Integrin Dosing Trial — Multiple Sclerosis

Evaluated an alternative dosing regimen versus standard 4-week dosing: Kaplan-Meier assessment of relapse rates, disability progression, adverse events, and lesion activity.

KM CurvesRCTCROR

What was delivered

  • ✓KM curves per clinical endpoint
  • ✓Dosing-regimen comparison
  • ✓Efficacy + safety readouts

HEOR Deliverable

SAP • TLF • R/SAS output

Featured
RWE · Longitudinal

Chronic Disease Registry — Longitudinal Outcomes

Longitudinal registry of chronic-disease complications: treatment-pattern utilization, clinical/lab trajectories, and quality-of-life outcomes via mixed models and repeated-measures analysis.

Mixed ModelsLongitudinalPROR

What was delivered

  • ✓Treatment-effectiveness evidence
  • ✓Lab-trajectory modeling
  • ✓Safety + QoL assessment

HEOR Deliverable

SAP • TLF • R/SAS output

Featured
AI Tool · Clinical Data

Clinical Data Platform — CRF & SLR Pipeline

AI-powered platform automating clinical trial documentation: upload a protocol and get a complete CRF package (22+ forms), CDASH metadata, traceability matrix, QC report, and SLR protocol in minutes.

PythonOpenRouter AICDASHAutomation

What was delivered

  • ✓Study startup cut from weeks to minutes
  • ✓CDASH v2.1 compliant outputs
  • ✓10-point automated QC checks

Need the full SAP/TLF or model for your molecule? We scope fixed-price HEOR support.

Discuss Your Study

Services We Offer

Fixed-scope biostatistics for RWE teams. Fixed quotes, ICH-GCP standards, and reviewer-ready documentation.

Most Requested

SAP + Mock TLF Shells

ICH-GCP aligned SAPs and TLF shells for observational and interventional studies. Clear populations, estimands, and outputs for programmers.

  • ✓SAP authoring / review
  • ✓Mock TLF shells
  • ✓Estimands + missing-data plan
  • ✓R / SAS specs
  • ✓QC-ready traceability
Timeline1–3 weeks
Most Requested

RWE Statistical Analysis

End-to-end analysis in R/SAS/Excel for oncology, cardiovascular, and hematology datasets — tables, figures, and methods text.

  • ✓Descriptive + comparative stats
  • ✓Regression, GLM + mixed models, PSM
  • ✓Subgroup + sensitivity analyses
  • ✓Publication-ready TLFs
  • ✓Methods + results write-up
Timeline2–6 weeks

Survival / Time-to-Event

KM estimation, Cox PH, competing risks, and recurrent-event summaries with assumption checks and clean plots.

  • ✓Kaplan-Meier + log-rank
  • ✓Cox PH + diagnostics
  • ✓Competing-risk models
  • ✓Forest + KM plots
  • ✓RCT, CRO + TTE endpoint support
Timeline1–4 weeks

How We Work Together

01

Discovery Call

Free 30-min call: protocol / dataset / deadline review. We confirm feasibility, tools (R/SAS/Excel), and compliance needs.

02

Fixed Quote + Plan

Fixed price with scope, milestones, and delivery format: SAP, TLFs, programs, and methods text. No surprises.

03

Analysis + QC

Analysis with versioned programs and self-QC. Weekly updates and interim TLFs for writers / epi / clinical review.

04

Delivery + Reviewer Support

Final TLFs, programs, and methods text plus 14 days of post-delivery support for reviewer or client queries.

What Clients Say

Shared anonymously under client confidentiality — full references available on request.

Stochastic Labs' SAPs and TLF shells cut our programming queries to nearly zero. Clear specs, clean handovers, fast turnaround.

Medical Writer, Global CRO

Observational study · Oncology

The network meta-analysis was reviewer-ready on first pass — league tables, SUCRA rankings, and inconsistency checks all documented.

Epidemiologist, Pharma

Comparative effectiveness · NMA

The team translated our Markov model outputs into payer-ready ICER summaries without us having to explain anything twice.

HEOR Consultant

Cost-effectiveness model · Payer submission

Follow Stochastic Labs for more

From Random Noise to Real-World Evidence — HEOR methods, RWE walkthroughs, and AI-in-clinical-research notes.

Let's Work Together

Need SAP, TLFs, survival analysis, NMA, or a cost-effectiveness model? Share your protocol, dataset details, and deadline — we reply within 24 hours with a fixed quote.

Availability

Currently accepting HEOR / RWE freelance projects — R, SAS, Excel

Available for new projectsRemote-firstContract or retainer

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