Dictionary

T

T-DistributionConceptStudent t, Small-Sample Distribution

A continuous probability distribution similar to the normal but with heavier tails, used when estimating a mean from a small sample with unknown variance.

Take-Up RateTermTake-Up, Participation Rate

The proportion of individuals eligible for an insurance product or subsidy who actually enrol, assessing a coverage programme's effectiveness.

Target IdentificationTermTarget Discovery, Drug Target Finding

An early drug discovery stage identifying a specific biological molecule believed to play a causal role in disease, a promising point of intervention.

Target Income HypothesisTermTarget Income Theory, Income-Targeting Hypothesis

A theory that physicians facing a fee cut may respond by increasing service volume to maintain their targeted earnings, rather than accepting lower income.

Target PopulationTermTarget Group, Intended Population

The group identified as the intended recipients of a treatment or intervention, based on clinical, demographic, or policy criteria.

Target QuestionTermReview Question, Structured Review Question

A question of genuine interest to a decision-maker with an unknown true answer, posed to experts in structured elicitation, unlike a calibration seed question.

Target Trial EmulationTermEmulated Trial, Target Trial Framework

A framework designing an observational study to closely emulate a hypothetical randomised trial answering the same causal question, specified before analysis.

Target ValidationTermPreclinical Target Confirmation, Target Confirmation

A drug discovery stage gathering evidence that modulating a specific biological target actually produces the desired effect, before committing to full development.

Targeted ScreeningTermSelective Screening, High-Risk Screening

A screening approach offering testing specifically to individuals identified as higher risk for a condition, rather than an entire general population.

Targeted TherapyTermMolecular Precision Drug, Targeted Treatment

A treatment acting on a specific molecular target in a disease process, most commonly in oncology, interfering with proteins or pathways driving tumour growth.

Targeted Therapy CostTermCost of Targeted Therapy, Precision Drug Cost

The expense of cancer treatments targeting a specific molecular tumour feature, generally priced at a premium over conventional chemotherapy.

Targeted Therapy EconomicsTermEconomics of Targeted Therapy, Precision Oncology Costing

The application of health economic evaluation to cancer treatments acting on a specific molecular target, jointly considering efficacy and the companion diagnostic test.

Targeting EfficiencyTermTargeting Accuracy, Allocation Precision

A measure of how effectively a programme directs its benefits to its intended eligible population, typically the share of benefits received by eligible individuals.

Targeting PolicyTermTargeting Approach, Selective Allocation Policy

A policy governing how a programme directs benefits toward a specific population, using means testing, categorical eligibility, or geographic targeting.

TariffConceptSet Fee Schedule, Administered Price

The specific set of utility weights, derived from a population valuation study, used to convert health status instrument responses into a single score.

Tarone-Ware TestConceptTarone-Ware Statistic, Tarone-Ware Weighting

A test comparing survival distributions using a weighting scheme between the log-rank and Peto tests, a compromise depending on when treatment differences emerge.

Task ShiftingTermTask Sharing, Role Delegation

The delegation of healthcare tasks from more highly trained workers to those with less training but adequate skill, maximising workforce capacity.

Tau-SquaredConceptHeterogeneity Variance, Between-Study Variance

A statistical parameter representing the estimated variance of the true treatment effect across studies in a random effects meta-analysis.

TAVR EconomicsTermTAVI Economics, Transcatheter Valve Economics

The application of health economic evaluation to transcatheter aortic valve replacement, a minimally invasive alternative to open-heart surgery for valve disease.

TaxTermLevy, Fiscal Charge

A compulsory financial charge imposed by government on individuals or organisations, used to fund public expenditure including healthcare.

Tax CreditTermTax Rebate, Fiscal Credit

A reduction in tax owed, provided by government to encourage a behaviour or offset a cost, such as buying health insurance.

Taylor Series ExpansionConceptTaylor Expansion, Taylor Polynomial

A mathematical technique approximating a complex function using a polynomial series based on its derivatives at a single point, underlying the delta method.

Taylor Series MethodConceptDelta Method Approximation, First-Order Approximation

A local approximation that uses derivatives around a reference point to estimate a function and propagate input uncertainty into the variance of a derived result.

TB Treatment Success RateTermTB Cure Rate, TB Treatment Completion Rate

A measure of the proportion of tuberculosis patients who successfully complete treatment and are cured or complete their prescribed course.

Teaching AdjustmentTermTeaching Payment Adjustment, Medical Education Adjustment

An additional payment to teaching hospitals under prospective payment systems, offsetting higher costs typically associated with medical education activities.

Teaching HospitalTermAcademic Hospital, University Hospital

A hospital affiliated with a medical school or residency programme, combining patient care with education of trainees.

Team-Based CareTermTeam Care, Multiprofessional Care

A delivery model in which a coordinated team of providers collectively takes responsibility for a patient's care, rather than a single provider alone.

Teamwork ClimateTermTeam Climate, Collaboration Climate

A patient safety culture dimension reflecting the quality of collaboration and communication among staff working together to provide care.

Technical Change in HealthcareTermTechnological Progress in Health, Medical Technical Change

The development and adoption of new medical technologies, treatments, and clinical practices over time.

Technical EfficiencyConceptInput-Output Efficiency, Best-Practice Efficiency

Technical efficiency is the extent to which a unit produces its chosen outputs with the minimum feasible inputs, or maximizes those outputs from given inputs, under a specified production technology.

Technical Efficiency MeasureTermFrontier Efficiency Score, DEA Score

A quantitative indicator of how closely a provider's actual input-output performance approaches the maximum achievable, benchmarked against an estimated production frontier.

Technical EvidenceTermEngineering Evidence, Device Technical Data

Data and analysis addressing the specific scientific, clinical, or economic details underlying an assessment, presented in a detailed technical report.

Technical FeasibilityTermTechnical Viability, Engineering Feasibility

An assessment of whether a proposed policy can practically be implemented given available technology, data, and technical expertise.

Technical ReportTermTechnical Dossier, Engineering Report

A detailed document accompanying a model describing its structure, data sources, assumptions, and validation results for a technically qualified reviewer.

Technical ReviewTermTechnical Appraisal Review, Methods Review

An examination of a model's underlying code, formulas, and calculations by a technically qualified reviewer, to identify programming or structural problems.

Technical VerificationTermBuild Verification, Design Conformance Check

The process of confirming a model's calculations are performed correctly according to its intended design, free from programming or formula errors.

Technology AppraisalTermHTA Appraisal, Coverage Appraisal

A specific type of assessment evaluating whether a technology represents an appropriate use of health system resources, resulting in a funding recommendation.

Technology CommitteeTermTechnology Advisory Committee, Assessment Committee

A formally constituted expert body responsible for reviewing evidence for a specific technology and reaching a funding recommendation.

Technology Horizon ScanningTermTechnology Watch, Emerging Technology Monitoring

The application of horizon scanning methods to identify and track emerging technologies likely to significantly affect a health system's future.

Technology IncidenceTermTechnology Introduction Rate, New-Tech Entry Rate

The rate at which a new health technology is adopted into clinical practice over time following its introduction, an input to budget impact models.

Technology InnovationTermMedical Innovation, Health-Tech Innovation

The development and introduction of new technologies improving disease diagnosis, treatment, or management, spanning incremental and radical, disruptive advances.

Technology LifecycleTermTechnology Life Cycle, Lifecycle of Technology

The complete sequence of stages a technology passes through, from development and introduction through maturity to eventual decline or obsolescence.

Technology MaturityTermMaturity Stage, Technology Readiness

The degree to which a technology has an established evidence base and standardised, predictable clinical use, unlike a newly emerging one.

Technology PerspectiveTermTechnology Viewpoint, Device-Focused Perspective

An analytic viewpoint defined by the specific health technology being assessed, including all costs and outcomes attributable to it across its uses.

Technology ReassessmentTermTechnology Re-Evaluation, Re-Appraisal

A subsequent evaluation of a previously assessed technology, conducted to incorporate new evidence or reconsider a decision given changed circumstances.

Technology ReplacementTermTechnology Substitution, Device Replacement

The process by which a newer technology supersedes an older, established alternative, motivated by improved effectiveness, safety, or cost-efficiency.

Technology SurveillanceTermTechnology Monitoring, Ongoing Technology Tracking

The ongoing, systematic monitoring of developments within a specific technology area, tracking new evidence, competitors, and evolving clinical practice.

Technology WithdrawalTermDevice Withdrawal, Technology Removal

The formal removal of a technology from the market or routine use, whether from regulatory safety concerns or commercial reasons.

Technology-Driven Cost GrowthTermTechnology Cost Driver, Innovation-Driven Spending

The portion of rising healthcare expenditure attributable to the development and spread of new medical technologies, rather than population change or inflation.

TelehealthTermTele-Health, Remote Healthcare

The use of telecommunications technology to deliver healthcare services, education, and health information remotely, including non-clinical applications such as training.