
The surprisingly high prevalence of crack injectors is a big concern, he says.

“It’s possible it was emerging at the time and hadn’t caught on in some sites,” says Santibanez. New Orleans, Los Angeles, and Chicago also scored high in the practice, while Baltimore had few intravenous crack users. But a few kilometres away in New York’s mostly white Lower East Side, that figure climbed to 26.4%.


In the largely Hispanic neighbourhood of Harlem in New York City, just 1.5% of those interviewed had injected crack.
