Table 1.

Cochrane risk of bias assessment

Study (year)	Risk of bias domain	Risk of bias outcome	Reason for ‘other’
Barney et al. (2020)	Incomplete outcome data	Low	N/A
	Selective reporting	Low
	Other sources of bias	Low
Sequeira et al. (2020)	Incomplete outcome data	Low	N/A
	Selective reporting	Low
	Other sources of bias	Low
Falicov et al. (2020)	Incomplete outcome data	Low	N/A
	Selective reporting	Low
	Other sources of bias	Low
Hom et al. (2020)	Incomplete outcome data	Low	N/A
	Selective reporting	Low
	Other sources of bias	Low
Yelowlees et al. (2020)	Incomplete outcome data	High	N/A
	Selective reporting	Low
	Other sources of bias	Low
Olwill et al. (2020)	Incomplete outcome data	Low	Surveys were based on already identified barriers; restricted to telephone use
	Selective reporting	Low
	Other sources of bias	High
Sharma et al. (2020)	Incomplete outcome data	Low	N/A
	Selective reporting	Low
	Other sources of bias	Low
Ramtekkar et al. (2020)	Incomplete outcome data	Low	N/A
	Selective reporting	Low
	Other sources of bias	Low
Waller et al. (2020)	Incomplete outcome data	Low	Results were based off first 96 h of moving virtual
	Selective reporting	Low
	Other sources of bias	High