As is usually the case in studies of this sort, the sample size was small (and therefore not as robust as might be desirable) and the result showed an association, rather than a definite, causal relationship.
The key to whether the outraged Arena investors have a case is whether the FDA buys the argument that were it not for the scary way cancer studies in rats were presented to the panel, the advisers would have voted to approve lorcaserin.
He told Company A that because the casestudies in their marketing collateral were made available at the trade show without restriction, they could not be confidential.