Foundations of Clinical Research: From Clinical Question to Publication
Vương Mỹ Lượng & Bernard Osang’ir
Neudata Consulting Ltd

Part 1
QUICK QUIZ · 8 min
Answers
OUTPUT Everyone re-activated: adjustment, CIs, missing data, survival
FLUID-ICU = the course dataset: a simulated cohort of 620 adults with sepsis in 4 ICUs (Sessions 5-6).
Product 1: your proposal
Product 2: your manuscript
Our two example papers
KEY MESSAGE Before the break: proposal Part 4. After the break: Methods and Results.
Protocol, ethics and consent
Protect the patient before the first data point
Protocol = the full written plan of a study, approved before the first patient. Trial checklist: SPIRIT 2025.
Who and what
Why
How
Protect and share
KEY MESSAGE Your four proposal parts are the skeleton of a protocol.
Declaration of Helsinki (World Medical Association, 2024)
Good Clinical Practice (GCP: ICH E6(R3), 2025)
KEY MESSAGE Helsinki says why we protect participants. GCP says how we run a trial well.
Plan 1 to 3 months. Questions and revisions from the committee are normal.
Prepare
Review
Submit
Decide
Approve
Start
KEY MESSAGE No approval letter, no data collection: not even ‘just a few patients’.
The order: protocol, ethics approval, registration, first participant.
Clinical trials
Systematic reviews
Observational studies
KEY MESSAGE Trials: no registration before the first patient, no publication.
Consent is a conversation, not a signature.
Informed
Understood
Voluntary
Documented
KEY MESSAGE If the patient cannot explain the study back to you, consent is not informed.
KEY MESSAGE Patient, then legal representative, then deferred consent (only if approved).
Walk each patient through the flowchart on the previous slide.
Mr A, 54
Mrs B, 71
Mr C, 38
KEY MESSAGE The pathway and the timing are written in the protocol before patient 1.
| Item | Before: identifiable | After: de-identified |
|---|---|---|
| Name | Ana P. | Study code SEP-001 |
| Hospital number | 1084521 | Removed |
| Date of birth | 12/03/1956 | Age 68 |
| Admission date | 14/03/2024 | Month 03/2024 |
| Fluid balance, ml/kg | +35 | +35 |
Names stay on the ward. Only study codes travel. The key file (code = identity) is locked and kept separately. Beware very small groups (n < 5).
FLUID-ICU is simulated. If it were real, this is what the paper would say.
Approval
Consent
Confidentiality
Registration and sharing
KEY MESSAGE Your manuscript’s ethics paragraph answers four questions in four sentences.
Timeline
Budget
People
Recruitment
Data
KEY MESSAGE Count the eligible patients in your unit before you write the sample size.
Research integrity
Honest data, honest credit, honest use of AI
FFP = the three forms of research misconduct. An honest error is not misconduct: correct it openly.
Fabrication
Falsification
Plagiarism
KEY MESSAGE Missing data are reported as missing: never invented, never quietly removed.
One study should tell one complete, honest story.
Duplicate publication
Salami slicing
Selective reporting
KEY MESSAGE Register first, pre-specify the primary outcome, report all of it.
ICMJE = International Committee of Medical Journal Editors. An author meets all four.
1 Substantial work
2 Writing
3 Approval
4 Accountable
Not all four?
KEY MESSAGE All four criteria, for every author. Decide the list at the start.
Financial interests
Non-financial interests
Funding statement
KEY MESSAGE A declared interest is information. A hidden one is a scandal.
From closed to open
Before you share
KEY MESSAGE Plan data sharing at the protocol stage: consent must allow it.
Allowed, with care
Never
KEY MESSAGE Use AI like a junior assistant: check everything, disclose it, keep patient data out.
QUICK QUIZ · 5 min
Scenario 1
OUTPUT Everyone can name FFP, gift and ghost authorship, and the AI rules
PROPOSAL BUILDER · 15 min
Then, at home
OUTPUT Part 4 modelled together. Your own Part 4 drafted at home this week

Break
15 min
Writing the paper (I): Methods and Results
Write what you did and what you found, nothing more
Readers read: Title, Abstract, Introduction, Methods, Results, Discussion. Writers start from the data.
1 Tables
2 Methods
3 Results
4 Introduction
5 Discussion
6 Abstract, title
KEY MESSAGE Start with your tables. Write the title last.
If a colleague could not redo your study from the Methods, add detail.
Who and where
What was done
Outcomes and size
Statistical analysis
KEY MESSAGE The statistical paragraph names a method for every comparison you report.
One sentence per STROBE item (simulated data). STROBE = the reporting checklist for observational studies.
STROBE item 12 for Q1: one sentence per decision, all chosen before seeing the data.
1 Participants first
2 Numbers with CIs
3 No interpretation
4 One home per number
KEY MESSAGE Participants first, then each outcome as an effect size with its 95% CI.
Participants, Table 1, outcome numbers, crude and adjusted estimates (simulated data).
KEY MESSAGE A reader should understand each table without reading the text.
| Characteristic | Negative balance (n = 245) | Positive balance (n = 373) |
|---|---|---|
| Age, years, mean | 64.6 | 61.4 |
| SOFA score, median (IQR) | 6 (4 to 8) | 8 (6 to 10) |
| Vasopressor, n (%) | 61 (24.9%) | 205 (55.0%) |
| Mechanical ventilation, n (%) | 97 (39.6%) | 216 (57.9%) |
| Lactate, mmol/L, median (IQR) | 2.2 (1.4 to 3.0) | 2.9 (1.9 to 4.0) |
| Heart failure, n (%) | 54 (22.0%) | 43 (11.5%) |
Simulated data (results pack Q1, Table 1). SOFA = organ failure score. IQR = interquartile range. Sentence: ‘Patients with a positive balance were sicker at baseline.’
FLUID-ICU is a cohort, so the paper follows STROBE. Numbers are STROBE item numbers.
Methods (items 4-12)
Results (items 13-17)
KEY MESSAGE Write with the STROBE checklist open and tick each item as you write it.
QUICK QUIZ · 3 min
Answers
Write the Methods and Results: together, then on your own
30 minutes drafting Q1 live with the whole class, then 15 minutes on your own question
WHOLE-CLASS TASK · 30 min
Use
OUTPUT A class draft of the Q1 Methods and Results, shared as a PDF after the session
INDIVIDUAL TASK · 15 min
The five questions
OUTPUT Your own Methods and Results (about 600 words), sent to the course folder before Session 8
| Term | In plain words |
|---|---|
| Deferred consent | Enrol first in an emergency, ask consent as soon as possible (committee-approved) |
| Registration | Public record of a study before patient 1 (mandatory for trials) |
| FFP | Research misconduct: fabrication, falsification, plagiarism |
| ICMJE criteria | The four conditions every author must meet |
| Conflict of interest | Anything that could be seen to influence your judgement. Declare it |
| STROBE | Reporting checklist for observational studies: Methods items 4-12, Results 13-17 |
Full glossary (English-Vietnamese): Course/References/glossary_EN_VN (PDF in the course folder)
DISCUSSION · 7 min
Take home
OUTPUT Exit answers read before Session 8. Part 4 and Methods + Results drafted
Extra slides: Session 7
Use only if time allows, or for self-study
QUICK QUIZ · 2 min
Answers
KEY MESSAGE Introduction narrows to your question. Discussion widens back to practice.
CRediT (Contributor Roles Taxonomy): 14 standard roles that journals now ask for.
Some of the 14 roles
Paper 1 did it
Your proposal
KEY MESSAGE Transparent roles prevent gift and ghost authorship.

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