TABLE 2.

E-cigarette, or Vaping, Product Use Behaviors during the 90 Days before Illness Onset among Interviewed Patients (N = 20)

Behaviorn/N%
E-cigarette, or vaping, product use
    Reported THC use16/2080
      Reported only THC use3/2015
    Reported nicotine use14/2070
      Reported only nicotine use2/2010
    Reported CBD use6/2030
      Reported only CBD use0/200
    Reported both THC and nicotine use10/2050
    Reported flavor-containing product use15/2075
At least daily use of e-cigarette, or vaping, products
    Any products18/2090
    THC-containing products12/1675
    Nicotine-containing products12/1486
Devices used with e-cigarette, or vaping, products
    Number of devices, median (range)2 (1, 7)
    Disposable e-cigarette, or vaping, device2/2010
    E-cigarette, or vaping, device with prefilled pods or cartridges15/2075
    E-cigarette, or vaping, device with refillable tank7/2035
    Mods8/2040
    Vaporizer3/2015
    Sub-ohm devices1/205
    Not sure1/205
E-cigarette, or vaping, product brands
    Number of THC brands, median (range)3 (1, 5)
    Number of nicotine brands, median (range)1.5 (1, 8)
THC-containing product purchase locations
    Vape shop1/166
    Gas station0/160
    Friend or dealer15/1694
    Online0/160
    Preferred not to answer1/166
Nicotine-containing product purchase locations
    Vape shop9/1464
    Gas station5/1436
    Friend or in-person dealer1/147
    Online3/1421
Other e-cigarette, or vaping, product use behaviors
    Add substances to prefilled cartridges1/186
    Hack or modify device or cartridge2/1911
    Mix own e-liquid0/180
  • Note. THC = tetrahydrocannabinol; CBD = cannabidiol