Filling in the Pre-questionnaire, the participant states that she/he has read the description of the experiment, participates willingly, and gives her/his consent that the data provided through the questionnaire can be used for research conducted by Aniko Szeko for her Psychology BSc Thesis at Sigmund Freud University, Vienna.

The participant is informed that there is not any kind of obligation for her/him, there is no wrong or correct answer to the questions in the questionnaires, and the participant has the right to withdraw from the experiment at any time; as well as has the right to ask questions or make comments during the experiment, as well as be informed about the findings of the research if requested. 

It will take 5-10 minutes to fill in the questionnaire. Please remember, there is no wrong or correct answer to any of the questions, what I am looking for is honesty. Your data will be used to investigate the relationship between the effects of a particular breathing exercise and dream experience. 

If you have any questions or comments, please do not hesitate to contact me at 61808811@mail.sfu.ac.at

Sociodemographic data:

Pseudo name followed by 4 digits: 

Sex: male/female/diverse

Age: …… years old

Country of residence: 

E-mail address to where I can send you your experiment schedule and your ex-questionnaires: ………

 

Lucid dream inducement:

1., Do you know any LD inducement techniques, supplements, or devices? Yes/No

2., Have you tried any of them with success before? Yes/No

3., Do you apply any dream or lucid dream inducement technique or device, or supplement? Yes/No/Occasionally

3b., Name please which dream or lucid dream inducement technique or device, or supplement you apply:… (This question appears only if they answered “yes” or “occasionally” to the previous question.)

 

Please consider the last 3 months of your life when answering the next questions!

I. Dream and dreaming history:

1., To your awareness, how often do you usually dream (while sleeping)? Every night/3-5 night per week/Once a week/ 2-3 times per month/ Once a month / Once in 3 months 

2., Can you usually recall at least some of your dreams? Yes (Feelings or colours or light or stories or voices) /No

3., Do you usually have lucid dreams? My last lucid dream I recall happened when I was a child/Every night/ 3-5 nights per week/Once a week/ 2-3 times per month/ Once a month / Once in 3 months

3b., Can you describe one or more examples of how you know it was a lucid dream and what you did? ….. (This question appears only if they answered “yes” to the previous question.)

4., Do you practice Dream Yoga or Yoga Nidra? Yes/No/Occasionally

5., Do you listen to music while falling asleep? Yes/No/Occasionally

 

II. Sleep quality:

1., How many hours do you usually sleep on weekdays? (4 or less, 5,6,7,8,9,10,11,12)

2., How many hours do you sleep on weekends? (4 or less, 5,6,7,8,9,10, 11,12)

3., When do you usually go to bed on weekdays? Between 20:00-21:00/Between 21:01-22:00/ Between 22:01-23:00/ Between 23:01-24:00/after midnight

4., When do you usually go to bed on weekends? Between 20:00-21:00/Between 21:01-22:00/ Between 22:01-23:00/ Between 23:01-24:00/after midnight

5., Do you do night shifts in your work? Yes/No/Occasionally

6., Do you look at your emails or social media on your phone before falling into sleep? Yes/No/Occasionally

7., What is the room temperature of your bedroom? Below 18 Celsius (Below 64 Fahrenheit)/Between 18-20 Celsius (Between 64-68 Fahrenheit)/Between 21-23 Celsius (Between 68,5-74 Fahrenheit)/Between 24-25 Celsius (Between 74,4-77 Fahrenheit)/Above 25 Celsius (Above 77 Fahrenheit) 

8., Do you usually watch TV while falling asleep? Yes/No/Occasionally

 

III. Health and physiology: 

1., Are you pregnant? (Appears only for women.) Yes, I am ……… months pregnant/No

2., Are you breastfeeding? (Appears only for women.) Yes/No 

3., Do you have any chronic illnesses? Yes/No

4., Do you suffer from high blood pressure? Yes/No

5., Do you take any vitamins or supplements? Yes/No; If yes, then list them, please: ….

6., Do you take any medicine regularly? Yes/No; If yes, then list them, please: …..

7., Do you smoke? No/Occasionally/Yes, 5-10 cigarettes a day/Yes, 11-20 cigarettes a day/more than 20 cigarettes a day

8., How much coffee do you drink daily? 1/2/3/4/5/more than 5

9., Do you meditate? No/Daily/2-3 times per week/4-5 times per week/once a week/2-3 times per month/once a month/occasionally 

 

IV: Eating habits:

1., Do you follow any particular diet? I am diabetic/ I follow a gluten free diet / I follow a lactose free diet/ I do intermittent fasting/ I follow a keto diet / I follow a Mediterranean diet/ Other/ No

2., Please choose the answer “Blue” here: Red/Blue/Green/White/Purple (Attention check question here.)

3., Do you eat meat? Yes/I am Vegan/I am Vegetarian/I am Pescatarian/Other

4., Which is the most appropriate statement regarding your eating habits? I prefer food quantity over quality. (I use here a sliding scale with “quality” and “quantity” at the two ends) 

 

V. Physical activity: 

1., Do you practice yoga? Yes/No/Occasionally

1b., If you practice yoga, then what kind of yoga do you prefer? …. (This question appears only if they answered “yes” to the previous question.)

2., Do you do sports usually at least 2 times per week? Yes/No

2a., What sports do you do regularly? ……. (This question appears only if they answered “yes” to the previous question.)

3., Do you do mountain climbing or ski touring above a minimum of 2000 meters above sea level? No/1-2 times per year/3-5 times per year/5-10 times per year/more than 10 times per year

 

Bonus question: 

Would you like to partake in the Participant Lottery? Yes/No

Note: it means I will need your personal information if you win to send you your prize.