they aren’t the simple telemarketer scams of yesterday; many are sophisticated attacks with high-consequence outcomes that require considerable effort to navigate, if engaged.

Disengagement is currently an important survival tool.

there's no way to tell if a phone call is a real opportunity at this point, and even when people can tell, the scam calls far exceed the genuine ones

...so a sample of a subset of workers who are all looking for self-help? The survey might be self-selecting for people with anxiety disorders, methinks.