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Table 3 ADHD Incidence for 5-18 years old children by year and gender

From: Challenges in defining the rates of ADHD diagnosis and treatment: trends over the last decade

Year New cases Per 1000 Male – EDC (99% CI) New cases Per 1000 Female – EDC (99% CI) Total new cases per 1000 – EDC (99% CI)
2005 20.21 (19.4-21.0) 9.66 (9.1-10.2) 15.07 (14.6-15.6)
2006 20.10 9.96 15.16
2007 20.24 10.53 15.51
2008 22.92 12.84 18.01
2009 25.05 14.12 19.73
2010 27.41 17.03 22.37
2011 28.55 18.73 23.78
2012 26.69 17.90 22.42
2013 26.78 19.19 23.09
2014 *22.95 (22.2-23.7) *16.12 (15.5-16.8) *19.63 (19.1-20.1)
  1. EDC Estimated Definitive Cohort, CI Confidence Interval
  2. *P < 0.01