TABLE 3.

Laboratory Test Results of Products Submitted by Patients with E-cigarette, or Vaping, Product Use Associated Lung Injury

n/N%Lower reporting limit (ppb)a
Substances (N = 82)
    Tetrahydrocannabinol, Cannabidiol, Cannabinol74/8290NA
    Nicotine7/829NA
    Vitamin E Acetate54/8266NA
    Terpenes54/8266NA
    Glycerol17/8221NA
    Menthol5/826NA
Metals (N = 96)
    Arsenic1/9616.0
    Barium96/961000.6
    Beryllium0/9600.3
    Cadmium96/961000.24
    Lead96/961000.3
    Thallium3/9630.12
    Uranium2/9620.015
  • Note. ppb = parts per billion

  • a Qualitative nontargeted gas chromatograph mass spectrometry analysis was used to test for substances and inductively coupled mass spectrometry analysis was used to test for metals.