Can you pick a cohort who circumstantially have to socially interact outside the home? Then you can monitor interaction effect neutral to their tendency to self isolate.
Can you pick a cohort with a trusted buddy and double test their state?
Could you measure this indirectly by some other thing, like rate of use of masking scents or cleaning product?
Can you pick a cohort with a trusted buddy and double test their state?
Could you measure this indirectly by some other thing, like rate of use of masking scents or cleaning product?