According to USA health officials, the growing tally that is the nation's highest in 25 years.
"We all knew that what was really driving the return of diseases like measles was the growing vaccine refusal, the anti-vax movement", said UT Austin professor Sahotra Sarkar.
The Centers for Disease Control and Prevention released the latest numbers Monday.
In New York state, public health authorities attribute the outbreak to anti-vaccination sentiments among a small subgroup of religious Orthodox Jewish residents among whom the virus has spread. In a May 13 article, the New York Times reported that 800 cases had been reported nationwide in 2019.
Since last fall when the outbreak began, city health officials say, more than 20,000 doses of the measles, mumps and rubella vaccine have been administered to children in Brooklyn neighborhoods.
About one or two out of every 1,000 people who get measles will die from the disease, but the illness has not caused a death in the US since 2015, according to the CDC.
Lawmakers ranging from CT to OR also have been weighing legislation to tighten their vaccine laws.
The analysis was done by researchers at The University of Texas at Austin and Johns Hopkins University and considered the areas volumes of global travel from foreign countries with large measles outbreaks and the prevalence of nonmedical exemptions from childhood vaccination. "And that is why in Washington state, we are against measles". It is highly contagious and anyone who is not vaccinated against the virus can get it at any age. That pattern continued last week, with most of the 75 new cases coming from NY. Measles vaccination rates climbed above 90%, where they've remained.