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Table 3 English translation of preliminary PRAQa

From: The development of a patient-reported outcome measure for patients with obstructive sleep apnea: the Patient-Reported Apnea Questionnaire (PRAQ)

Symptoms at night  
During the past 4 weeks, did you have a problem with:  1. Snoring loudly?  2. Waking up frequently to urinate?  3. Waking up at night with the feeling that you are choking?  4. A feeling that you are sleeping restlessly?  5. Having a dry or painful mouth when you wake up?  6. Waking up in the morning with a headache?  
Sleepiness  
During the past 4 weeks, did you have a problem with:  7. Fighting to stay awake during the day?  8. Suddenly falling asleep?  9. Difficulty staying awake during a conversation?  10. Difficulty staying awake while watching something? (concert, movie, television)  11. Falling asleep at inappropriate times or places?  12. Difficulty staying awake while reading?  13. Fighting to stay awake when you are driving?  14. Did you feel like you needed to take a nap in the afternoon?  
Tiredness  
During the past 4 weeks, did you have a problem with:  15. Feeling very tired?  16. Lacking energy?  17. Still feeling tired when you wake up in the morning?  
Daily activities  
During the past 4 weeks:  18. How difficult was it for you to do your most important daily activity? (such as your job, studying, caring for the children, housework)  19. How often did you use all your energy to accomplish only your most important daily activity? (such as your job, studying, caring for the children, housework)  20. Did you feel you have a decreased performance with regard to your most important daily activity? (such as your job, studying, caring for the children, housework)  21. How much difficulty did you have finding energy for your hobbies?  22. How difficult was it for you to get your chores done?  
Unsafe situations  
During the past 4 weeks:  23. Did you have problems while driving a car due to sleepiness?  24. Were you concerned about your safety or that of others due to your sleepiness? (for example in traffic, or when operating machinery)  
Memory and concentration  
During the past 4 weeks:  25. Were you sometimes forgetful?  26. Did you sometimes have difficulty concentrating?  
Quality of sleep  
During the past 4 weeks, did you have a problem with:  27. Falling asleep when you go to bed at night?  28. Getting back to sleep after you woke up at night?  
Emotions  
During the past 4 weeks:  29. How often did you feel depressed or hopeless?  30. How often did you feel anxious?  31. How often did you lose your temper?  32. How often did you feel that you could not cope with everyday life?  33. How often did you feel irritated?  34. How often did you have a strong emotional reaction to everyday events?  
Social the past 4 weeks:  35. Did you sometimes feel upset because others were disturbed by your snoring?  36. Was it a problem for you that you sometimes had no energy or no desire to do things with your family or your friends?  37. Did you feel guilty towards your family or friends?  38. Did you feel upset because you argued frequently?  39. Did you sometimes experience problems in the relationship with your partner?  40. Did you feel upset because you could (maybe) not sleep in the same room as your partner?  41. Did you sometimes think up excuses because you were tired or sleepy?  42. Did you have a problem with unsatisfying and/or too little sexual activity? (by yourself or with another)  
Health concerns  
 43. Were you concerned about other conditions that may be related to sleep apnea? (such as diabetes, high blood pressure, cardiovascular disease, being overweight)  
  1. aThe PRAQ was translated into English by an official translator who is a native English speaker, and by IA. The translator, IA and PW together reached consensus on the translation of each item. The English PRAQ was translated back into Dutch by another official native Dutch translator, and IA and PW used input from this translator to adapt the English version where needed