Table 3.

Keyword filters and resultant volume of tweets for specific mental health problems.

Filter	Keyword terms	Tweets (N=113,312)
Anxiety	“anxious,” “anxiety”	37,213 (32.84%)
Depression	“depression,” “depressed,” “depressing”	29,523 (26.05%)
Stress	“stress,” “stressful,” “stressed”	26,725 (23.59%)
Loneliness	“loneliness,” “lonely,” “alone”	19,851 (17.52%)