Evidence OSMedical evidence & research
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Evidence OSUse cases & deliverables
Professional societies and guideline working groups

Trace every change in a recommendation back to the evidence and discussion behind it.

Define the PICOs to answer or update, then organize evidence tables and materials for decision discussions. Formal recommendations and publication remain the responsibility of the authorized working group.

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Illustrative scene: a fictional civic building for public-health and policy decisions
Illustrative scene
Service usersClinical experts, methodologists, patient representatives, and guideline secretariatsCommissioning partyThe professional society, guideline lead institution, or a transparently disclosed project funder

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Inspect the value and deliverables, then agree scope, review and fees.

01 · DEDICATED

Evidence appraisal for guideline questions

Effects, costs and implementation conditions are difficult to compare.

Core valueUpdate evidence for one guideline question to support recommendation discussions.
What you receiveAppraise evidence by population and outcomes for the authorised guideline group.
  • Search, screening and outcome evidence matrix
  • Evidence-certainty table and recommendation-discussion materials
  • Applicability, resources and equity conditions

PDF and evidence tables; final recommendations are developed by the authorised guideline group.

How fees workUpdate on a usable baseline: CNY 30,000–80,000 per PICO reference

Accept question-level updates by milestones; new SRs are separately scoped.

Scope limits

Excludes society endorsement, publication and predetermined recommendations.

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02 · CUSTOM

Living guideline evidence

After a baseline appraisal, when does new evidence require reconsideration?

Core valueIdentify guideline questions that merit reconsideration.
What you receiveTrack defined guideline questions and flag changes for reconsideration.
  • Incremental evidence register and reasons for change
  • Agreed model or evidence-table updates
  • Reappraisal triggers and decision memo

PDF and evidence tables; final recommendations are developed by the authorised guideline group.

How fees workSurveillance: CNY 60,000–150,000 per year reference; substantial updates separate

Maintain existing PICOs by cadence and limits; quote substantial updates for the group to approve.

Scope limits

Excludes unlimited guideline rewriting and creation of a new baseline.

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PayersPolicy groupsGuideline groups

Amounts are proposed references or examples. Formal quotes depend on inputs, questions, professional review and acceptance scope. Agree updates separately; the same work is not charged twice.

What inputs are needed?
A new guideline or an update?
The current guideline version, number of PICOs, and search cutoff date
Decision methods
Certainty assessment, recommendation discussions, and conflict-of-interest procedures
Deliverables and responsibilities
Evidence packages, discussion records, or manuscript editing; which tasks remain with the working group
More situations

Situations and deliverables

Professional societies and guideline working groups

A guideline question needs updating. First assemble the changed evidence.

Updated searches, evidence and certainty tables, discussion worksheets and unresolved items, with evidence judgments, expert views and final recommendations recorded separately.

CNY 30,000–80,000 per PICO; a new full systematic review is priced separatelySee the deliverable
Professional societies and guideline working groups

The guideline is published. Which new evidence merits another discussion?

One quarterly memorandum listing new or corrected evidence, affected questions and trigger reasons. Substantive updates begin only after approval.

Surveillance: CNY 60,000–150,000 per year; substantive updates priced separatelySee the deliverable
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