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Table 4 Current smokers: Whether wanted to quit smoking and whether tried to quit smoking in past year, by level of non-specific psychological distress, US National Health Interview Survey (n = 6,511)

From: Non-specific psychological distress, smoking status and smoking cessation: United States National Health Interview Survey 2005

  Want to quit smoking Tried to quit smoking
  % 95% CI % 95% CI
K6 level of non-specific psychological distress     
0 - 2 61.6 (59.7 - 63.4) 37.8 (36.0 - 39.7)
3 - 7 69.5 (66.7 - 72.3) 48.8 (45.8 - 51.8)
8 - 12 73.0 (69.2 - 76.9) 52.8 (48.4 - 57.3)
13 - 24 67.5 (62.0 - 72.9) 46.6 (41.1 - 52.0)