Kintsugi - curious name for their corporation.

Kintsugi ("golden repair"), is the Japanese art of repairing broken pottery by mending the areas of breakage with lacquer dusted or mixed with powdered gold, silver, or platinum; the method is similar to the maki-e technique. As a philosophy, it treats breakage and repair as part of the history of an object, rather than something to disguise.
~ https://en.wikipedia.org/wiki/Kintsugi

...people suffering depression “take more pauses” and stop more often when they are talking. She added: “Their speech is generally more monotone, flatter, and softer. They also have a reduced pitch range and lower volume.”

Not much of a metric, especially when so many already fit that description.