Blood sample collection
21 Nov 2025
VenousClinic
- Collector
- Participant
- Device type
- —
- Analytes
- 3
Overview
Key participant information
Participant code
COMFORT-024
Enrollment date
14 Nov 2025
Clinical site
Dundee University
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 |
|---|---|---|---|---|---|
| 14 Nov 2025 | A | Screening | Hospital | Completed | Screening visit completed. Eligibility confirmed. |
| 21 Nov 2025 | A | 1st Visit | Hospital | Completed | Baseline visit completed. Sample collection performed at clinical site. |
Collections
Blood microsampling and venipuncture collections with associated analyte results
A
| Collection | Collection type | Collection place | Collector | Device type | Part | Analytes | Action |
|---|---|---|---|---|---|---|---|
Blood sample collection Details 21 Nov 2025 | Venous | Clinic | Participant | — | A | 3 | Open |
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 2025-12-31
| SECTION | Q # | Question | Answer | Comments / Free-text |
|---|---|---|---|---|
| A. Previous Experience with Microsampling | A1 | Had you heard about blood microsampling before this study? | Yes | — |
| A. Previous Experience with Microsampling | A2 | Name of the microsampling device previously known | Capitainer B | — |
| A. Previous Experience with Microsampling | A3 | Number of previous uses | 3-5 | — |
| A. Previous Experience with Microsampling | A4 | Ease of previous use | Not answered | — |
| A. Previous Experience with Microsampling | A5 | Previous difficulties experienced | Difficulty applying, Insufficient sample | Slight bruising at puncture site. |
| B. Study Information and Visit Experience | B1 | Study information was easy to understand | Strongly disagree | — |
| B. Study Information and Visit Experience | B2 | I felt comfortable asking questions about the study | Strongly agree | — |
| B. Study Information and Visit Experience | B3 | Satisfaction with study visit organisation | Dissatisfied | — |
| B. Study Information and Visit Experience | B4 | Convenience of visit scheduling | Satisfied | — |
| 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 | Disagree | — |
| B. Study Information and Visit Experience | B7 | Satisfaction with answers received | Very satisfied | — |
| B. Study Information and Visit Experience | B8 | Visit duration was acceptable | Neutral | — |
| B. Study Information and Visit Experience | B9 | Impact on daily life was acceptable | Agree | — |
| B. Study Information and Visit Experience | B10 | I felt comfortable providing feedback on sampling preferences | Strongly agree | — |
| 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) | 10 (worst pain) | — |
| C. Conventional Sampling vs Microsampling Experience | C3 | Preferred blood collection method if given a choice | No preference | Used to venous draws, more comfortable. |
| C. Conventional Sampling vs Microsampling Experience | C4 | Why did you choose this preferred method? | I am used to venous sampling and trust the technique 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 | Strongly agree | — |
| D. Microsampling Device Experience | D3 | I could use the device at home | Strongly 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 | Insufficient blood | — |
| E. Home / Self-Collection Experience | E1 | Did you take part in Part A (home self-collection)? | No | — |
| E. Home / Self-Collection Experience | E2 | Satisfaction with microsampling equipment and materials | Dissatisfied | — |
| E. Home / Self-Collection Experience | E3 | Helpfulness of training materials | Helpful | — |
| E. Home / Self-Collection Experience | E4 | Confidence using microsampling for self-collection | Disagree | — |
| E. Home / Self-Collection Experience | E5 | Self-collection instructions were clear | Strongly disagree | — |
| 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 | 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 | Strongly agree | — |
| E. Home / Self-Collection Experience | E10 | I felt safe and confident during self-collection | Neutral | — |
| E. Home / Self-Collection Experience | E11 | Satisfaction with shipping samples back to the lab | Not answered | — |
| F. Training and Support | F1 | Which support types were helpful? | Video tutorial | Nurse walked me through the steps. |
| F. Training and Support | F2 | Which factors would build your confidence in using microsampling? | Doctor recommendation | — |
| G. Future Preferences | G1 | Preferred future blood collection location | At home | — |
| G. Future Preferences | G2 | Willingness to use a microsampling device at home for regular health-related blood sampling | Maybe | — |
| G. Future Preferences | G3 | If you answered Maybe or No, please explain | I would feel more comfortable with a healthcare professional present. | — |
Legal
Consent and withdrawal information
Date of consent
11 Nov 2025
Date of withdrawal
—
Withdraw reason
—