Blood sample collection
26 Sep 2025
VenousClinic
- Collector
- Phlebotomist
- Device type
- —
- Analytes
- 5
Overview
Key participant information
Participant code
COMFORT-008
Enrollment date
19 Sep 2025
Clinical site
Málaga Biomedicine
Enrollment place
Hospital
Enrolled part
AB
Status
Completed
Study Population Cohort
Elderly
QUESTIONNAIRE
Incomplete
Study Visits
Details of participatnt visits in Part A and/or Part B
| Date | Part | Type of visit | Place | Status | Comments |
|---|---|---|---|---|---|
| 19 Sep 2025 | A | Screening | Hospital | Completed | Screening visit completed. Eligibility confirmed. |
| 26 Sep 2025 | A | 1st Visit | Hospital | Completed | Baseline visit completed. Sample collection performed at clinical site. |
| 17 Oct 2025 | A | 2nd Visit | Not applicable (N/A) | Completed | Ad-hoc follow-up visit. |
| 07 Nov 2025 | B | 1st Visit | Not applicable (N/A) | Completed | Follow-up visit completed. Capillary microsampling at home. |
Collections
Blood microsampling and venipuncture collections with associated analyte results
A
Blood sample collection
17 Oct 2025
VenousClinic
- Collector
- Nurse
- Device type
- —
- Analytes
- 4
Blood sample collection
07 Nov 2025
CapillaryHome
- Collector
- Caregiver
- Device type
- Tasso+
- Analytes
- 7
Adverse Events
Reported adverse events during the study
No adverse events reported
This participant has no adverse events recorded during the study.
Medical profile
Past medical history and conditions
Coming soon
Past medical history, conditions, medications and allergies will appear here once the ETL feed is connected.
Usability Questionnaire
Participant responses — surveyed on 2025-11-04
| SECTION | Q # | Question | Answer | Comments / Free-text |
|---|---|---|---|---|
| A. Previous Experience with Microsampling | A1 | Had you heard about blood microsampling before this study? | No | — |
| A. Previous Experience with Microsampling | A2 | Name of the microsampling device previously known | Not answered | — |
| A. Previous Experience with Microsampling | A3 | Number of previous uses | Not answered | — |
| A. Previous Experience with Microsampling | A4 | Ease of previous use | Not answered | — |
| A. Previous Experience with Microsampling | A5 | Previous difficulties experienced | Not answered | — |
| B. Study Information and Visit Experience | B1 | Study information was easy to understand | Not answered | — |
| B. Study Information and Visit Experience | B2 | I felt comfortable asking questions about the study | Strongly disagree | — |
| B. Study Information and Visit Experience | B3 | Satisfaction with study visit organisation | Very dissatisfied | — |
| B. Study Information and Visit Experience | B4 | Convenience of visit scheduling | Not answered | — |
| B. Study Information and Visit Experience | B5 | Study staff treated me respectfully | Neutral | — |
| B. Study Information and Visit Experience | B6 | I felt comfortable asking questions during the visit | Not answered | — |
| B. Study Information and Visit Experience | B7 | Satisfaction with answers received | Not answered | — |
| B. Study Information and Visit Experience | B8 | Visit duration was acceptable | Strongly agree | — |
| B. Study Information and Visit Experience | B9 | Impact on daily life was acceptable | Strongly agree | — |
| B. Study Information and Visit Experience | B10 | I felt comfortable providing feedback on sampling preferences | Not answered | — |
| C. Conventional Sampling vs Microsampling Experience | C1 | Pain rating for conventional venous blood sampling (0-10) | 3 | — |
| C. Conventional Sampling vs Microsampling Experience | C2 | Pain rating for microsampling device collection (0-10) | 5 | — |
| C. Conventional Sampling vs Microsampling Experience | C3 | Preferred blood collection method if given a choice | No preference | — |
| C. Conventional Sampling vs Microsampling Experience | C4 | Why did you choose this preferred method? | Not answered | — |
| D. Microsampling Device Experience | D1 | The device seemed easy to use | Neutral | — |
| D. Microsampling Device Experience | D2 | The device caused little or no pain | Neutral | — |
| D. Microsampling Device Experience | D3 | I could use the device at home | Agree | — |
| D. Microsampling Device Experience | D4 | Confidence that microsampling could replace conventional blood sampling | Neutral | — |
| D. Microsampling Device Experience | D5 | Problems experienced with the device | Device error | Insufficient blood collected on first try. |
| E. Home / Self-Collection Experience | E1 | Did you take part in Part A (home self-collection)? | Not answered | — |
| E. Home / Self-Collection Experience | E2 | Satisfaction with microsampling equipment and materials | Not answered | — |
| E. Home / Self-Collection Experience | E3 | Helpfulness of training materials | Not answered | — |
| E. Home / Self-Collection Experience | E4 | Confidence using microsampling for self-collection | Agree | — |
| E. Home / Self-Collection Experience | E5 | Self-collection instructions were clear | Strongly agree | — |
| E. Home / Self-Collection Experience | E6 | I was able to complete sample collection without help | Strongly disagree | — |
| E. Home / Self-Collection Experience | E7 | I had access to support during self-collection | Not answered | — |
| E. Home / Self-Collection Experience | E8 | Time required for collecting and returning samples was acceptable | Disagree | — |
| E. Home / Self-Collection Experience | E9 | Microsampling fitted into my usual routine | Disagree | — |
| E. Home / Self-Collection Experience | E10 | I felt safe and confident during self-collection | Not answered | — |
| E. Home / Self-Collection Experience | E11 | Satisfaction with shipping samples back to the lab | Very satisfied | — |
| F. Training and Support | F1 | Which support types were helpful? | Not answered | — |
| F. Training and Support | F2 | Which factors would build your confidence in using microsampling? | Trying the device first with a healthcare professional | — |
| G. Future Preferences | G1 | Preferred future blood collection location | Not answered | — |
| G. Future Preferences | G2 | Willingness to use a microsampling device at home for regular health-related blood sampling | Yes | Happy to do it if instructions remain clear. |
| G. Future Preferences | G3 | If you answered Maybe or No, please explain | Not answered | — |
Legal
Consent and withdrawal information
Date of consent
16 Sep 2025
Date of withdrawal
—
Withdraw reason
—