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Disturbing Dream and Nightmare Severity Index: How many nights in a week do you have nightmares?
ddnsi_1 under Sleep Questionnaires/Parasomnia/Disturbing Dream and Nightmare Severity Index (DDNSI) in ANSWERS variables
Item from the Disturbing Dream and Nightmare Severity Index (DDNSI) Search for all Disturbing Dream and Nightmare Severity Index variables within this dataset
Disturbing Dream and Nightmare Severity Index: How many nightmares do you have per week?
ddnsi_2 under Sleep Questionnaires/Parasomnia/Disturbing Dream and Nightmare Severity Index (DDNSI) in ANSWERS variables
Item from the Disturbing Dream and Nightmare Severity Index (DDNSI) Search for all Disturbing Dream and Nightmare Severity Index variables within this dataset
Disturbing Dream and Nightmare Severity Index: How many times do the nightmares wake you up?
ddnsi_3 under Sleep Questionnaires/Parasomnia/Disturbing Dream and Nightmare Severity Index (DDNSI) in ANSWERS variables
Item from the Disturbing Dream and Nightmare Severity Index (DDNSI) Search for all Disturbing Dream and Nightmare Severity Index variables within this dataset
Disturbing Dream and Nightmare Severity Index: How severe is your nightmare problem?
ddnsi_4 under Sleep Questionnaires/Parasomnia/Disturbing Dream and Nightmare Severity Index (DDNSI) in ANSWERS variables
Item from the Disturbing Dream and Nightmare Severity Index (DDNSI) Search for all Disturbing Dream and Nightmare Severity Index variables within this dataset
Disturbing Dream and Nightmare Severity Index: How intense are your nightmares?
ddnsi_5 under Sleep Questionnaires/Parasomnia/Disturbing Dream and Nightmare Severity Index (DDNSI) in ANSWERS variables
Item from the Disturbing Dream and Nightmare Severity Index (DDNSI) Search for all Disturbing Dream and Nightmare Severity Index variables within this dataset
Disturbing Dream and Nightmare Severity Index: DDNSI Total Score
ddnsi_total under Sleep Questionnaires/Parasomnia/Disturbing Dream and Nightmare Severity Index (DDNSI) in ANSWERS variables
Total from the Disturbing Dream and Nightmare Severity Index (DDNSI) Search for all Disturbing Dream and Nightmare Severity Index variables within this dataset
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