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48,759 items of data are available, covering 48,759 participants, encoded using Data-Coding 519.
Counts of participants/items last updated 23 Oct 2021.
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?"