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48,773 items of data are available, covering 48,773 participants, encoded using Data-Coding 519.
Counts of participants/items last updated 07 Sep 2019.
Question asked: "Please think of the period in your life when you have felt worried, tense, anxious, or more worried than most people would in your situation. This could be in the past, or it could be continuing now. How often did you find it difficult to control your worry?"