Table 3.

ROBINS-I.

Study	Bias Due to Confounding	Bias in Selection of Participants into the Study	Bias in Classification/ Measurement of Intervention	Bias Due to Deviations from Intended Interventions	Bias Because of Missing Data	Bias in Measurement of Outcomes	Bias in Selection of the Reported Result	Overall
Allen et al., 2018 [14]	Low	Moderate	Moderate	Moderate	Moderate	Low	Low	Moderate
Munukka et al., 2018 [32]	Low	Moderate	Low	Moderate	Moderate	Moderate	Moderate	Moderate
Morita et al., 2019 [33]	Low	Low	Low	Moderate	Moderate	Moderate	Low	Moderate
Rettedal et al., 2020 [34]	Low	Low	Low	Low	Low	Low	Low	Low
Bycura et al., 2021 [35]	Low	Low	Low	Moderate	Moderate	Low	Low	Moderate