What are the top 5 mistakes people make when using medical test kits at home
Home medical test kits have become increasingly popular because they allow people to check their health conveniently and privately. From blood glucose and cholesterol tests to thyroid and vitamin assessments, these kits can empower you to take control of your well-being. However, they only work effectively if used correctly. Here are the top 5 mistakes people make when using medical test kits at home – and how to avoid them.
1. Poor sample collection
One of the most common errors is collecting the sample incorrectly. Whether it’s a blood spot, urine sample, or swab, the accuracy of your test results depends on proper sample collection. Sample collection is a common error when using a cholesterol test kit at home as the finger prick blood sample has to be adequate to run the test.
Tips to avoid this:
- Read the instructions carefully before collecting your sample.
- Use the lancet, swab, or collection tube exactly as directed.
- Avoid touching parts of the kit that come into contact with the sample.
- Make sure your hands are clean and dry before starting.
- When obtaining blood samples with a lancet, from a finger prick, it helps if the hands are warm.
For more tips on blood sample collection for home test kits, using a lancet, read our quick guides
Even a small mistake, like not getting a big enough sample, not filling the collection tube fully or contaminating the sample, can lead to inaccurate results.
2. Not following instructions
Skipping steps or rushing through the process is another common mistake. Each test is carefully designed to give accurate results if used properly.
Tips to avoid this:
- Always read the entire instruction leaflet before starting.
- Follow the timing, measurement, and handling steps exactly.
- Keep a timer handy if the test requires a specific incubation period.
Remember, a home test kit is only reliable if you treat it with the same care as a clinical test.
3. Storing kits incorrectly
Temperature, humidity, and light can all affect the reliability of home test kits. Many kits need to be stored in a cool, dry place away from direct sunlight.
Tips to avoid this:
- Check the storage instructions on the packaging.
- Do not store kits in the bathroom or kitchen where moisture is high and avoid leaving them in the car or in direct sunlight.
- Avoid freezing kits unless specifically instructed. Extremes of temperature should be avoided.
Incorrect storage can damage reagents or sensors, leading to faulty readings.
4. Reading results incorrectly
Even when the sample is perfect, mistakes can happen if the results are misread. Some kits have colour changes, lines, or numerical outputs that can be confusing. Make sure you understand how to read the results and at what time the results should be read before you commence the test.
Tips to avoid this:
- Compare your result exactly with the example in the instructions.
- Use good lighting to check colour changes or lines.
- Don’t rush – take your time to ensure you understand the reading.
If you’re unsure, some kits offer apps or online guides to help interpret results accurately.
5. Ignoring Out-of-Range Values
Finally, a critical mistake is ignoring results that fall outside the normal range. Even if you feel fine, an abnormal reading can indicate a potential health issue that needs attention.
Tips to avoid this:
- Keep a record of your results for tracking over time.
- Consult a healthcare professional if your test results are abnormal.
- Use follow-up tests if recommended to confirm findings.
Remember, home test kits are a helpful screening tool, but they are not a substitute for professional medical advice. If you have symptoms that are concerning you and the home test is negative, book an appointment to see your GP or another healthcare professional to discuss your concerns.
Final thoughts
Using medical test kits at home is a convenient way to stay proactive about your health, but their reliability depends on proper use. By avoiding these common mistakes – from poor sample collection to ignoring abnormal results – you can make the most of your home testing experience.
Your health is too important to leave to chance, so follow instructions carefully, store the testing kits correctly, and always act on concerning results or symptoms. With the right approach, home medical testing can be a safe, empowering, and accurate part of your health routine.
Need more help
We’ve put together lots of YouTube videos showing you how to perform each test and read the results. If you need any further assistance, our friendly customer support team is always happy to help and can easily be contacted via chat, telephone and email during office hours Monday to Friday 8.30 to 4.30pm.