Table 1.

Literature search method with keywords, limits and exclusion criteria.

Keywords	Limits	Abstracts Reviewed	Exclusion Criteria	Publications Selected for Presentation
“Insomnia comorbidities AND depression”	date limits set for inclusion from 2011–2021 and limited to clinical trials or randomized control trials	87	Observational study, low participant number, no control group, or involved an insomnia medication without FDA approved indication for treatment for insomnia	5
“Insomnia comorbidities AND anxiety”	date limits set for inclusion from 2011–2021 and limited to clinical trials or randomized control trials	53	Observational study, low participant number, no control group, or involved an insomnia medication without FDA approved indication for treatment for insomnia	3
“Insomnia comorbidities AND depression”	date limits set for inclusion from 2011–2021 and limited to meta-analysis	23	Observational study, low participant number, no control group, or involved an insomnia medication without FDA approved indication for treatment for insomnia	1
“Insomnia comorbidities AND anxiety”	date limits set for inclusion from 2011–2021 and limited to meta-analysis	18	Observational study, low participant number, no control group, or involved an insomnia medication without FDA approved indication for treatment for insomnia	1