As of the end of October, there were 1,888 confirmed and probable lung injury cases in the U.S. associated with use of e-cigarette, or vaping, products reported to the CDC by 49 states (all except Alaska), the District of Columbia, and the U.S. Virgin Islands.

Thirty-seven deaths have been confirmed in 24 states and the District of Columbia: Alabama, California (3), Connecticut, Delaware, Florida, Georgia (3), Illinois (2), Indiana (3), Kansas (2), Massachusetts, Michigan, Minnesota (3), Mississippi, Missouri, Montana, Nebraska, New Jersey, New York, Oregon (2), Pennsylvania, Tennessee (2), Texas, Utah, and Virginia.

• Among 1,378 patients with data on sex (as of October 15, 2019):
  • 70% of patients are male.
• Among 1,364 patients with data on age (as of October 15, 2019):
  • The median age of patients is 24 years and ages range from 13 to 75 years.
  • 79% of patients are under 35 years old.
  • By age group category:
    • 14% of patients are under 18 years old;
    • 40% of patients are 18 to 24 years old;
    • 25% of patients are 25 to 34 years old; and
    • 21% of patients are 35 years or older.
• Among 867 patients with information on substances used in e-cigarette, or vaping, products in the 3 months prior to symptom onset** (as of October 15, 2019):
  • About 86% reported using THC-containing products; 34% reported exclusive use of THC-containing products.
  • About 64% reported using nicotine-containing products; 11% reported exclusive use of nicotine-containing products.

For updates on this investigation, visit: www.cdc.gov/lunginjury.