Codes and Frequencies
Description
For sample children ages 2 to 17 with an Attention-Deficit/Hyperactivity Disorder (ADHD) or Attention-Deficit (ADD) diagnosis (ADDEV), ADHDNOW indicates whether the child currently has ADHD or ADD.
For more information on the changes to the NHIS definitions of ADHD and ADD over time, please see ADDEV.
Availability
- 2019-2025
Weights
- 2019-2025 : SAMPWEIGHT