1. Have you ever felt anxious or uncomfortable when hearing sudden knocks on your door/room? Never Rarely Sometimes Often Always
2. Which scenarios most frequently tigger this feeling (Multiple choice) Sudden knocks at home Unexpected knocks at work /office Late-night knocks (after 22:00) Knocks from unknown people Others
3. How would you describe your physical reaction?(Multiple choice) Increased heart rate Sweating Muscle tension Freezing/hesitation Others
4. How long does this anxiety usually last? Less than 1 minute 1-5 minutes 5-15 minutes More than 15 minutes
5. Sudden knocks make me feel my personal space is being violated.
Strongly disagree Disagree Neutral Agree Strongly agree
6. Which best describes your feeling about “uninvited intrusion “? It is a personal weakness It is a common reaction to social pressure It is a result of an uncertain social environment Other
7. Gender Male Female Non-binary Prefer not to say
8. Age
9. Current Location
10. Occupation Student Working Professional Freelancer Other