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. 2018 Apr 1;37(2):172–180. doi: 10.1515/jomb-2017-0045

Table I.

The original questionnaire form applied to participants.

Questionnaire for Training Related to Preanalytical Processes
Name-Surname
Date
1. Level of education 11. Which of the following is not a preanalytical error?
Vocational school of health Hemolyzed sample
Associate degree (2 years) Sample with clot
Bachelor’s degree (4 years) Inadequate or excess sampling Sample identification error
2. Age Sampling to the incorrect tube
Incorrect reporting
3. Years of experience working as a health professional
12. Which test is not affected by hemolysis?
4. Did you have any previous knowledge of the CK / CK-MB
preanalytic process? AST
Yes, I am aware of that Potassium
Yes, I heard but not clear. Glucose
No, I am not aware of that LDH
5. Have you been educated before about 13. Please make the order of the tubes mentioned below?
the preanalytical error? Blood culture bottle ( )
Yes Coagulation tube (blue cap) ( )
No Hemogram tube (lavender cap) ( )
Biochemistry tube (yellow/red cap) ( )
6. Which stage does the preanalytic process not cover?
The identification of patient 14. Which of the following tube/tubes are turned
The blood sampling and sample transfer to the laboratory upside-down?
Analyzing sample and reporting the results Biochemistry tube
Hemogram tube
7. What percentage of incorrect results are due to the Sedimentation tube
preanalytical process? Coagulation tube
7% All
10%
30% 15. In which tubes should not the clotting occur?
70% Hemogram tube
Sedimentation tube
8. Which disinfectant should be used before collecting Coagulation tube
blood (except for ethanol analysis)? All
Alcohol (70%)
Betadine / Baticon 16. How long the blood samples taken for biochemistry
Dry cotton tests should be delivered to the laboratory at the latest?
30 minutes
9. Is it possible to palpate after disinfection? 1 hour
Yes 2 hours
No 3 hours
10. How long the tourniquet should be kept? 17. What are the most common error sources that you
15 seconds were informed?
30 seconds
1 minute
2 minutes