Table 4.

Syntheses of guidance about mental health and COVID-19.

Type	Group or organization	Publication	Dates	Methodology	Key aims and web link (if applicable)	Country or language
Synthesis	Royal College of Psychiatrists [41]	Burn and Mudholkar [33] 2020	2020 to June 2022	Expert consensus Developed with input from the COVID-19 college advisory group and approved by the college registrar	Synthesis of guidance regarding mental health in the context of COVID-19 in the United Kingdom [42]	United Kingdom
Synthesis	Oxford Precision Psychiatry Lab [15]	Ostinelli et al [20], 2022; Smith et al [19], 2020; Smith et al [3], 2020; and Smith et al [21], 2023	2020 to 2023	Evidence-based approach Systematic search, reference checking, and extraction	Synthesis of available clinical guidelines regarding mental health in the context of the COVID-19 pandemic Evidence-based approach covering existing guidelines in the English language (covering the United Kingdom, United States, Canada, Australia, New Zealand, and Singapore) and translated for use in 6 other countries (China, Italy, Bulgaria, France, Japan, and Turkey) [24]	United Kingdom, United States, Singapore, Canada, Australia, and New Zealand