TABLE 2.

Risk of bias of each included systematic review using ROBIS

Review	Phase 2				Phase 3
	1. Study eligibility criteria	2. Identification and selection of studies	3. Data collection and study appraisal	4. Synthesis and findings	Risk of bias in the review
AbdelMassih (2020) 21
Akhtar (2020) 22
Allotey (2020) 23
Arabi (2020) 24
Ashraf (2020) 25			?	?
Banaei (2020) 26			?
Capobianco (2020) 27			?
Chamseddine (2020) 28
Chang (2020) 29
Chi (2020) 30
Della Gatta (2020) 31
Dhir (2020) 32
Di Mascio (2020) 11
Diriba (2020) 33
Duran (2020) 34
Elshafeey (2020) 35
Furlan (2020) 36
Gajbhiye (2020) 37		?
Gao (2020) 38
Gordon (2020) 39
Huntley (2020) 40
Juan (2020) 41				?
Jutzeler (2020) 42
Kasraeian (2020) 43
Khalil (2020) 44			?
Khan (2020) 45
Kotlyar (2020) 46
Lopes de Sousa (2020) 47
Matar (2020) 48
Melo (2020) 49
Mirbeyk (2020) 50
Muhidin (2020) 51				?
Mullins (2020) 7
Parazzini (2020) 52
Paulino Vigil‐De Gracia (2020) 53		?		?	?
Pettirosso (2020) 54
Rodríguez‐Blanco (2020) 55
Sepúlveda‐ Martinez (2020) 68
Sharps (2020) 56			?
Simões (2020) 57		?
Smith (2020) 58
Soheili (2020) 59
Sun (2020)‡, 60
Teles Abrao (2020) 61				?
Trippella (2020) 62
Trocado (2020) 63
Turan (2020) 64
Yang (2020) A 9				?	?
Yang (2020) B 65
Yee (2020) 69
Yoon (2020) 66		?			?
Zaigham (2020) 67		?

Abbreviations: , high risk; , low risk; , unclear risk.