Build structured clinical-trial data capture around your protocol.
Define electronic case report forms, catch
problems at the point of entry, resolve them through queries,
and sign records under a change history where tampering
shows.
Form instance · one subject, one visitSynthetic example
SubjectS-0142 · site DE-03pseudonymous
VisitWeek 12 · day 84 −3/+3in window
FormVITALS v3 · activeversioned
CheckSBP 178 outside 70–170query opened
QueryAnswered · closed by DMresolved
StatusSigned · SHA-256 boundlocked
An out-of-range value raises a query
automatically, with the rule that raised it recorded
against it.
One form instance, entry through signature. Illustration of the data model with synthetic values.
The problem
Data cleaning is where trial budgets go to die.
The cost of a data problem grows with how long it goes unnoticed —
and on paper, it goes unnoticed until the monitor visits.
01The paper case report form.
Filled in at the bedside, transcribed later, and
corrected in a margin nobody else will read.
02Three sites, three versions of the form.
Three sites working from three revisions of the same
form, discovered at the first monitoring visit.
03Errors found months too late.
A data problem costs more the longer it goes
unnoticed, and on paper it goes unnoticed for
months.
With Nubiss
The same study, structured.
The same study, with the structure decided before the first
subject rather than after the last.
04One structured form, rendered from the schema.
The form is rendered from the study's own definition,
so every site enters the same fields the same way.
05Validated at entry, confirmed with the site.
Rules run on submission: hard violations block, soft
ones open a query against the value that raised it.
06Field-by-field verification, then sign-off.
Source data verified field by field and locked, then
signed with password re-authentication.
Who it is for
Studies that need a defensible record.
Interventional and observational, phase I to IV
or no assigned phase, across one site or many.
Sponsors and CROs
Study and site setup, monitoring, oversight across sites
Investigators and site teams
Data entry against the visit schedule, answering queries
Data managers
Form design, edit checks, queries, the audit trail
Monitors
Field-level source data verification and locking
Study setup
Define the structure before the first subject.
The work is front-loaded on purpose: every decision made here is
one the site team cannot get wrong later.
Create the study and its sites
Protocol identifier, phase, sponsor; then the sites
with centre identifiers and countries.
Assign the team
Sponsor, CRO, monitor, investigator, data manager or
administrator — scoped to one site or the whole
study.
Define the case report forms
Numbered versions holding fields with a code, a type,
required status and permitted values.
Define the visit schedule
Day offsets with windows, so an out-of-window visit is
flagged rather than silently accepted.
Write the edit checks
Hard checks block completion; soft checks open a query
automatically.
A study can also be
cloned from a template — visits, forms, fields and
randomisation configuration copied in one step.
Capture and cleaning
Catch it at entry, resolve it in the open.
Refuse the obvious errors immediately; give the arguable ones a
documented conversation.
At the site
Forms rendered from the schema
A date field is a date picker, a choice field is a fixed list — no separate form to maintain.
Validation on completion
Required fields, ranges, patterns, permitted choices and unknown codes checked before a form completes.
Subject dashboard
Visit windows, form states, open queries, verification coverage and samples — one screen per subject.
Data management
Queries with provenance
Open → answered → closed with a comment thread; a rule-raised query records which rule raised it.
Source data verification
Field-by-field verification with a lock; a locked form cannot be edited at the site.
Monitoring dashboard
Subjects, visits, forms, samples and open queries, broken down by site.
Record integrity
The part that has to hold up years later.
Signatures bound to the data as signed, and an audit trail
designed so tampering is detectable rather than merely
prohibited.
Electronic signature
Username and password again at the moment of signing, with the
signer, time, printed name, meaning and reason recorded.
Bound to the data
A SHA-256 hash over the record as signed, re-verified on view.
If the data changed, the signature no longer matches.
Two locks
A signed form cannot revert to incomplete; a verification lock
independently blocks site editing. Un-signing needs re-auth
and a reason.
Change history with values
Actor, time, action, before and after values — with a
field-by-field difference view.
Tamper-evident chain
Each event carries the hash of the one before it. Altering a
past event breaks the chain from that point on.
Append-only, separate database
Audit records live in their own database and reject updates
and deletions at the application layer.
Randomisation and blinding
Allocation you can reproduce, unblinding you can defend.
Lists are generated from a recorded seed — the same seed
reproduces the same list, years later.
Block randomisation with configurable ratio and block size
Blinding levels, with allocation codes shown in place of arms
Emergency unblinding requiring a second person's approval
Break-the-glass for a serious adverse event or emergency
Requesters cannot approve their own request
Stated limits
Stratified randomisation is recorded but not
applied. A stratum can be configured and stored,
but slot selection does not filter by it — treat it as
unavailable.
No minimisation and no adaptive or dynamic allocation.
Two blinding levels behave identically in the current
implementation.
Subject privacy
Identifiers kept apart from study data.
A subject record holds a study identifier, sex and year of
birth — no name, no medical record number. Identifying
details live separately, encrypted, with access restricted by
role and logged.
Worth knowing:
date of birth is currently stored unencrypted alongside the
encrypted fields.
Biospecimens
Chain of custody from collection onward.
Auto-generated laboratory identifiers, aliquots linked to
their parent, storage from freezer to position — and every
movement recorded as an event with who, when, from, to and at
what temperature.
Compliance
What is built, and what is not yet documented.
Where StudyCore genuinely sits against regulatory expectations for
computerised systems in clinical trials — stated without
interpretation.
Technical controls in the software, stated without
interpretation.
Area
Position today
Status
Audit trail
Actor, timestamp, action, before and after values, address
and session, on a separate append-only database with a
hash chain.
Available
Electronic signature
Password re-authentication, meaning of signature, printed
name, reason, and a SHA-256 hash binding the signature to
the data as signed.
Available
User management
Role-based permissions scoped by company, study and site;
failed-login lockout; time-boxed secondary roles.
Available
Data integrity at entry
Type, range, pattern and choice validation, plus
configurable edit checks that block or raise a query.
Available
Reason for change
Captured when a record is signed or a signature is
removed. Not prompted on an ordinary data edit.
Partial
Form version control
Versions are numbered with draft, active and retired
states and effective dates. The software does not
currently prevent an active version from being edited —
control is procedural.
Partial
Study data export
No export of collected study data in any format. The
audit log exports to CSV.
Planned
Backup, archiving, retention
Not implemented in the application. Any arrangement is
at the hosting layer and is not documented here.
Planned
Validation documentation
No installation, operational or performance
qualification package, no validation plan and no
traceability matrix is available today.
Planned
We do not claim compliance
StudyCore is not presented as GCP compliant, 21 CFR
Part 11 compliant, EU Annex 11 compliant, ISO certified or
validated. Several of the technical controls those frameworks call
for are implemented and described above, and they are described so
that your quality function can assess them. Assessment against a
framework requires documentation that does not yet exist, and
computerised system validation for your study remains your
responsibility.
If a formal validation package is a
precondition for you, say so in your enquiry — it changes the
conversation and we would rather have it early.
Questions
Questions study teams ask first
Every answer here is the honest one —
including the things the product does not do yet.
How do we get our data out?
Today, you cannot export collected study data from the
application in any format — the most significant gap in the
product, and we would rather you heard it here than in a
demo. The audit log exports to CSV.
Is the form builder drag-and-drop?
No. Forms are built through configuration screens, one field
at a time. Cloning a study template is usually faster than
building from scratch.
Do you support CDISC standards?
No. There is no ODM, no Define-XML, no SDTM mapping and no
CDISC controlled terminology. Permitted values are defined
per field as a fixed list.
Is there an API?
Not in StudyCore. Programming interfaces exist in the
codebase but are not exposed, so StudyCore has no integration
surface today, and no FHIR or HL7 support. This is a StudyCore
limit rather than a Nubiss-wide one — Nubiss TelMed does
have a FHIR R4 interface, but it is a separate product and
covers Telekonsil records, not study data.
Can forms repeat within a visit?
Multiple instances of a form can exist for a subject and
visit, but repeating item groups within a single form are not
part of the schema.
Do you handle adverse events?
An adverse event form template ships with the standard field
set, so events can be recorded as data. There is no dedicated
safety workflow — no seriousness and causality assessment, no
expedited reporting, no MedDRA coding.
Can edit checks look across forms?
Not in practice. A rule can be marked as cross-form, but it is
evaluated only against the form being submitted, so it cannot
reference another form's values.
Bring us your protocol.
We will walk through how your visit
schedule, forms and edit checks would be configured, and be
straight about anything StudyCore cannot do for your study.
Please do not include any participant information.
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