Clinical trial · Observational
Characterisation and Epidemiology of Breakthrough Cancer Pain in Spain
NCT02899884CI-TRIAL-00041856completedResults postedClinicalTrials.gov clinicaltrialsProvenance
- Source
- ClinicalTrials.gov
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Run
- ING-CLINICALTRIALS-20260908-000001
Summary
Brief summary (as posted)
The purpose of this study is to determine the prevalence of breakthrough cancer pain and characterize breakthrough cancer pain in an unselected, representative cohort of cancer outpatients with or without pain who attend consultations.
Conditions
Conditions (1)
Free-text conditions as registered, with the CancerIndex entity they were reconciled to and the match type.
| Condition (as posted) | Mapped entity | Match | Confidence |
|---|---|---|---|
| Breakthrough Cancer Pain | — | UNRESOLVED | — |
Interventions
Interventions (1)
| Intervention | Type | Mapped drug | Match |
|---|---|---|---|
| No Intervention | Other | — | UNRESOLVED |
Design
Arms and outcomes
Arms (1)
- label
- Cohort 1
- description
- Participants with cancer pain that is adequately controlled with opioids were observed for a period of 1 month in this observational study.
- interventionNames
- Other: No Intervention
Primary outcomes (2)
- measure
- Percentage of Cancer Participants With Breakthrough Cancer Pain From the Total Number of Cancer Participants Seen in Consultation
- timeFrame
- Month 1
- description
- Breakthrough cancer pain was defined as the temporary exacerbation of pain occurring either spontaneously or in relation to a specific, predictable or unpredictable trigger in spite of relatively stable and adequately controlled baseline pain.
- measure
- Percentage of Cancer Participants With Breakthrough Cancer Pain From the Number of Cancer Participants With Pain Seen in Consultation
- timeFrame
- Month 1
- description
Eligibility
Eligibility (as posted)
- Sex
- All
- Minimum age
- 18 Years
Show eligibility criteria text
Inclusion Criteria: * Participants≥ 18 years old * Participants with baseline cancer pain that is adequately controlled with opioids * Presence of episodes of breakthrough pain associated with the cancer pain * Meeting the diagnostic criteria for breakthrough cancer pain (participant history and Portenoy's criteria) and the Davies algorithm * Participants who are not receiving treatment for breakthrough cancer pain. It is not permitted the inclusion of participants receiving treatment for breakthrough cancer pain in order to avoid bias that may affect the characterization or taxonomy of breakthrough cancer pain * Signing of the informed consent Exclusion Criteria: * Severe mental illness * Any medical condition or situation complicating the collection of study data as determined by the investigator
References
Publications (0)
Data not yet available
No reference posted for this study.