High-deductible Health Plan Enrollment Among Adults Aged 18-64 With Employment-based Insurance Coverage.

High-deductible health plans (HDHPs) are health insurance policies with higher deductibles than traditional insurance plans. Individuals with HDHPs pay lower monthly insurance premiums but pay more out of pocket for medical expenses until their deductible is met. An HDHP may be used with or without a health savings account (HSA).

Health-Risk Behaviors and Chronic Conditions Among Adults with Inflammatory Bowel Disease - United States, 2015 and 2016.

Inflammatory bowel disease (IBD), which includes Crohn's disease and ulcerative colitis, involves chronic inflammation of the gastrointestinal tract. In 2015, an estimated 3.1 million adults in the United States had ever received a diagnosis of IBD (1).

Parental Report of Significant Head Injuries in Children Aged 3-17 Years: United States, 2016.

In recent years, there has been increased awareness and prevention efforts toward reducing concussion incidence. Previous research has most often estimated the prevalence of concussions among youth using medical claims data (1–4). In the 2016 National Health Interview Survey (NHIS), parents or guardians answered questions about whether their children have ever had a significant head injury or concussion.

Prevalence of Inflammatory Bowel Disease Among Adults Aged ≥18 Years - United States, 2015.

Crohn's disease and ulcerative colitis, collectively known as inflammatory bowel disease (IBD), are characterized by chronic inflammation of the gastrointestinal tract (1). IBD has been associated with poor quality of life and extensive morbidity and often results in complications requiring hospitalizations and surgical procedures (2-4). Most previous studies of IBD have used administrative claims data or data collected from limited geographic areas to demonstrate increases in estimated prevalence of IBD within the United States (5,6).