They are likely to be genetically susceptible to mind control like the Illuminati bloodlines. After all Haiti is where voodoo flourished including the zombie which was a sort of slave laborer similar to the East European medieval golem. The Illuminati know that there is genetic susceptibility to shattering a mind and programing it.
So, they can leverage this to get nice compliant children, take them to other countries, work them as sex workers for a bit and then send them to the chop shop. Here is where Haitians are better than white kids because the skin can be used to extract melanin which fetches a good price.
You have to think of this like a farmer. The economic disarray in Haiti make it cheaper to raise the stock, easier to select prime beef for harvest, and produces a more valuable carcass at the slaughterhouse.