# CliEvi — Clinical and Evidence-Based Research Services

> CliEvi is a London-based expert provider of Clinical and Evidence-Based 
> Research Services, offering RWE, HEOR, systematic reviews, medical writing, 
> regulatory support, and advanced statistical analysis to pharmaceutical, 
> biotech, and healthcare organizations worldwide.

## About
- [About CliEvi](https://clievi.com/homepage/about-clievi.html)
- [Our Progress](https://clievi.com/homepage/our-progress.html)
- [How It Works](https://clievi.com/how-it-works-clievi.html)
- [Career](https://clievi.com/career.html)
- [Contact](https://clievi.com/contact.html)
- [Privacy Policy](https://clievi.com/homepage/privacy-policy-clievi.html)

## Real-World Evidence (RWE), HEOR, and Data Analytics
- [RWE, HEOR Overview](https://clievi.com/services/rwd.html)
- [RWE Patient Data Analysis](https://clievi.com/services/rwd/rwe-patient-data-analysis.html)
- [Evidence Synthesis](https://clievi.com/services/rwd/evidence-synthesis.html)
- [Electronic Records Analyses](https://clievi.com/services/rwd/electronic-records-analyses.html)
- [Health Economic Outcomes Research (HEOR)](https://clievi.com/services/rwd/health-economic-outcomes-research-heor.html)
- [Health Technology Assessments (HTA)](https://clievi.com/services/rwd/health-technology-assessments-hta.html)

## Clinical Research and Regulatory Support
- [Clinical Research Services](https://clievi.com/services/clinical-research-services.html)
- [Clinical Study Reports (CSR)](https://clievi.com/services/clinical-research-services/clinical-study-reports.html)
- [Regulatory Writing Services](https://clievi.com/services/clinical-research-services/regulatory-writing.html)
- [Clinical Trial Support](https://clievi.com/services/clinical-research-services/clinical-trial-support.html)
- [Resource Utilization and Epidemiology Analysis](https://clievi.com/services/clinical-research-services/resource-utilization-and-epidemiology-analysis.html)
- [Systematic Review and Meta-analysis of Pre-clinical Studies](https://clievi.com/services/clinical-research-services/systematic-review-and-meta-analysis-of-pre-clinical-studies.html)

## RWE and HEOR Services
- [RWE and HEOR Services](https://clievi.com/services/rwe-and-heor-services.html)
- [Literature Screening and Data Extraction](https://clievi.com/services/rwe-and-heor-services/literature-screening-and-data-extraction.html)
- [Meta-analysis and Network Meta-analysis](https://clievi.com/services/rwe-and-heor-services/meta-analysis-and-network-meta-analysis.html)
- [Global Value Dossier (GVD)](https://clievi.com/services/rwe-and-heor-services/global-value-dossier-gvd.html)
- [Systematic Literature Review Services](https://clievi.com/services/rwe-and-heor-services/systematic-literature-review-services.html)

## Clinical and Epidemiological Analysis
- [Burden of Disease Analysis](https://clievi.com/services/clinical-and-epidemiological-analysis/burden-of-disease-analysis.html)
- [Patient Treatment Pathway](https://clievi.com/services/clinical-and-epidemiological-analysis/patient-treatment-pathway.html)
- [CDISC Standard for Exchange of Nonclinical Data (SEND)](https://clievi.com/services/clinical-and-epidemiological-analysis/cdisc-standard-for-exchange-of-nonclinical-data-send.html)

## Global and Country-Specific Data Services
- [GBD: Global Burden of Disease](https://clievi.com/services/global-and-country-specific-data-services/gbd-global-burden-of-disease.html)
- [TrinetX: Global Health Research Network](https://clievi.com/services/global-and-country-specific-data-services/trinetx-global-health-research-network-and-data-analytics.html)
- [NFHS: National Family Health Survey](https://clievi.com/services/global-and-country-specific-data-services/nfhs-national-family-health-survey.html)
- [WHO Database](https://clievi.com/services/global-and-country-specific-data-services/who-database-world-health-organization-database.html)
- [CNNS Survey: Comprehensive National Nutrition Survey](https://clievi.com/services/global-and-country-specific-data-services/cnns-survey-comprehensive-national-nutrition-survey.html)
- [Country-Specific Databases](https://clievi.com/services/global-and-country-specific-data-services/country-specific-databases.html)

## Analytical Methods
- [Analytical Methods Overview](https://clievi.com/services/analytical-methods.html)
- [Longitudinal Data and Cohort Analysis](https://clievi.com/services/analytical-methods/longitudinal-data-and-cohort-analysis.html)
- [Statistical Model Building](https://clievi.com/services/analytical-methods/statistical-model-building.html)
- [Linear Regression](https://clievi.com/services/analytical-methods/statistical-model-building/linear-regression.html)
- [Logistic Regression](https://clievi.com/services/analytical-methods/statistical-model-building/logistic-regression.html)
- [Survival Analysis](https://clievi.com/services/analytical-methods/statistical-model-building/survival-analysis.html)
- [Diagnostic Tests and Risk Factor Analysis](https://clievi.com/services/analytical-methods/diagnostic-tests-and-risk-factor-analysis.html)
- [Analysis of Randomized Controlled Trials](https://clievi.com/services/analytical-methods/analysis-of-randomized-controlled-trials.html)

## Medical Writing and Research Support
- [Medical Writing Overview](https://clievi.com/services/medical-writing-and-research-support.html)
- [Manuscript Services](https://clievi.com/services/medical-writing-and-research-support/manuscript-services.html)
- [Customized Literature Search](https://clievi.com/services/medical-writing-and-research-support/customized-literature-search.html)
- [PROSPERO Registration Services](https://clievi.com/services/medical-writing-and-research-support/prospero-registration-services.html)
- [Search Strategy Formulation](https://clievi.com/services/medical-writing-and-research-support/search-strategy-formulation.html)
- [PICO Framework Assistance](https://clievi.com/services/medical-writing-and-research-support/pico-patient-intervention-comparators-outcome-framework-assistance.html)

## Additional Services
- [Data Cleaning and Formatting](https://clievi.com/services/additional-services/data-cleaning-and-formatting.html)
- [Presentation and Infographic Creation](https://clievi.com/services/additional-services/presentation-and-infographic-creation.html)
- [Proofreading and Editing of Medical Content](https://clievi.com/services/additional-services/proofreading-and-editing-of-medical-content.html)
- [Assistance with Grant Proposals and Funding Applications](https://clievi.com/services/additional-services/assistance-with-grant-proposals-and-funding-applications.html)
- [Survey Design and Analysis for Health Research](https://clievi.com/services/additional-services/survey-design-and-analysis-for-health-research.html)

## Latest Updates
- [All Updates](https://clievi.com/latest.html)
- [CTIS Designated as WHO Primary Registry](https://clievi.com/latest/3-ctis-designated-as-who-primary-registry,-enhancing-global-clinical-trial-transparency.html)
- [Molecular Tumor Boards Improve Cancer Survival](https://clievi.com/latest/5-molecular-tumor-boards-improve-cancer-survival-outcomes,-but-standardization-remains-urgently-needed,-says-new-global-meta-analysis.html)
- [CDISC SEND Services Guide](https://clievi.com/latest/6-making-the-right-choice-for-cdisc-send-services-with-clievi-com-expertise.html)
- [Real-World Data in Clinical Research](https://clievi.com/latest/2-rewriting-the-rules-of-clinical-research-with-real-world-data-a-review.html)

## Contact Information
- Website: https://clievi.com
- Email: help@clievi.com
- Phone: +44-772-183-3232
- Address: 9 Prescot St, London, United Kingdom
- Available: 24/7