Of 156 patients with data available, 71 (46%) were admitted to an intensive care unit, and 46 (29%) required mechanical ventilation. Four in-hospital deaths occurred. Of 86 patients interviewed, 71 (83%) reported
vaping tetrahydrocannabinol (THC)-containing products, 36 (43%) cannabidiol (CBD)-containing products, and 39 (47%) nicotine-containing products. Sixty-five of 87 (75%) THC-containing products were reported as
obtained from informal sources... Of 87
vaping products tested from 24 patients, 49 (56%) contained THC.
Vitamin E or vitamin E acetate was found in 41 (84%) of the THC-containing products and
no nicotine products.
