Blood sample collection
04 Dec 2025
VenousClinic
- Collector
- Caregiver
- Device type
- —
- Analytes
- 5
Overview
Key participant information
Participant code
COMFORT-011
Enrollment date
27 Nov 2025
Clinical site
Málaga Biomedicine
Enrollment place
Hospital
Enrolled part
A
Status
Completed
Study Population Cohort
Elderly
QUESTIONNAIRE
Complete
Study Visits
Details of participatnt visits in Part A and/or Part B
| Date | Part | Type of visit | Place | Status | Comments |
|---|---|---|---|---|---|
| 27 Nov 2025 | A | Screening | Hospital | Completed | Screening visit completed. Eligibility confirmed. |
| 04 Dec 2025 | A | 1st Visit | Hospital | Completed | Baseline visit completed. Sample collection performed at clinical site. |
| 25 Dec 2025 | A | 2nd Visit | Health Primary Care | Completed | Ad-hoc follow-up visit. |
| 15 Jan 2026 | A | 3rd Visit | Not applicable (N/A) | Completed | Ad-hoc follow-up visit. |
Collections
Blood microsampling and venipuncture collections with associated analyte results
A
Blood sample collection
25 Dec 2025
VenousClinic
- Collector
- Caregiver
- Device type
- —
- Analytes
- 3
Blood sample collection
15 Jan 2026
VenousClinic
- Collector
- Phlebotomist
- Device type
- —
- Analytes
- 5
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 2026-01-05
| 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 | Strongly agree | — |
| B. Study Information and Visit Experience | B2 | I felt comfortable asking questions about the study | Agree | — |
| B. Study Information and Visit Experience | B3 | Satisfaction with study visit organisation | Very satisfied | — |
| B. Study Information and Visit Experience | B4 | Convenience of visit scheduling | Dissatisfied | — |
| B. Study Information and Visit Experience | B5 | Study staff treated me respectfully | Strongly disagree | — |
| B. Study Information and Visit Experience | B6 | I felt comfortable asking questions during the visit | Neutral | — |
| B. Study Information and Visit Experience | B7 | Satisfaction with answers received | Very satisfied | — |
| 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 | Neutral | — |
| B. Study Information and Visit Experience | B10 | I felt comfortable providing feedback on sampling preferences | Agree | — |
| C. Conventional Sampling vs Microsampling Experience | C1 | Pain rating for conventional venous blood sampling (0-10) | 1 | — |
| C. Conventional Sampling vs Microsampling Experience | C2 | Pain rating for microsampling device collection (0-10) | 2 | — |
| C. Conventional Sampling vs Microsampling Experience | C3 | Preferred blood collection method if given a choice | Conventional blood sampling | — |
| C. Conventional Sampling vs Microsampling Experience | C4 | Why did you choose this preferred method? | Both methods felt similar to me; convenience matters more. | — |
| D. Microsampling Device Experience | D1 | The device seemed easy to use | Strongly disagree | — |
| D. Microsampling Device Experience | D2 | The device caused little or no pain | Disagree | — |
| D. Microsampling Device Experience | D3 | I could use the device at home | Neutral | — |
| D. Microsampling Device Experience | D4 | Confidence that microsampling could replace conventional blood sampling | Disagree | — |
| D. Microsampling Device Experience | D5 | Problems experienced with the device | Device error | — |
| 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 | Very dissatisfied | — |
| E. Home / Self-Collection Experience | E3 | Helpfulness of training materials | Helpful | — |
| E. Home / Self-Collection Experience | E4 | Confidence using microsampling for self-collection | Strongly disagree | — |
| E. Home / Self-Collection Experience | E5 | Self-collection instructions were clear | Neutral | — |
| E. Home / Self-Collection Experience | E6 | I was able to complete sample collection without help | Strongly agree | — |
| E. Home / Self-Collection Experience | E7 | I had access to support during self-collection | Disagree | — |
| E. Home / Self-Collection Experience | E8 | Time required for collecting and returning samples was acceptable | Strongly disagree | — |
| E. Home / Self-Collection Experience | E9 | Microsampling fitted into my usual routine | Neutral | — |
| E. Home / Self-Collection Experience | E10 | I felt safe and confident during self-collection | Strongly agree | — |
| 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? | In-person explanation, Video tutorial | Printed booklet was particularly useful. |
| F. Training and Support | F2 | Which factors would build your confidence in using microsampling? | Clear printed/visual instructions, Trying the device first with a healthcare professional, Online/telephone support | — |
| G. Future Preferences | G1 | Preferred future blood collection location | At a pharmacy | — |
| G. Future Preferences | G2 | Willingness to use a microsampling device at home for regular health-related blood sampling | Not answered | — |
| G. Future Preferences | G3 | If you answered Maybe or No, please explain | Concerned about correctly handling the sample at home. | — |
Legal
Consent and withdrawal information
Date of consent
24 Nov 2025
Date of withdrawal
—
Withdraw reason
—