Study	Reason for exclusion
Accorsi 2020	Ineligible population
Afshar 2020	Ineligible design
Agarwal 2021	Ineligible design
Ai 2020	Preprint
Akinbami 2021	Ineligible population
Akyala 2020	Ineligible population
Aleebrahim‐Dehkordi 2020	Conference abstract
Al‐Rifai 2021	Only SARS‐CoV‐2‐positive patients
Altınbilek 2020	Ineligible outcomes
Andina‐Martinez 2021	Only SARS‐CoV‐2‐positive patients
Antonelli 2021	Index test not assessed on admission
Aubert 2021	Ineligible design
Auvinen 2021	Ineligible population
Baghaei 2020	Ineligible outcomes
Bailey 2020	No data
Bailey 2021	Ineligible outcomes
Bartlett 2020	Conference abstract
Bastiani 2021	Ineligible design
Bhatta 2021	Only SARS‐CoV‐2‐positive patients
Bidkar 2021	Ineligible population
Bonadio 2020	Conference abstract
Brotons 2020	Preprint
Burrel 2021	Ineligible outcomes
Cadegiani 2021	Ineligible design
Cai 2020	Timing of index test not specified
Calagnan 2020	Ineligible design
Carignan 2020	Ineligible design
Challener 2020	Ineligible design
Chen 2020	Ineligible design
Chen 2021	Ineligible population
Concheiro‐Guisan 2020	Index test not assessed on admission
D'Souza 2020	No clinical suspicion at inclusion
Dai 2021	Timing of index test not specified
Dantas 2021	Ineligible population
De Angelis 2020	Ineligible population
Deng 2020	Ineligible population
Dixon 2021	Index test not assessed on admission
Dreyer 2020	Ineligible population
Duan 2020	No data
Duque 2021	Ineligible design
Duramaz 2021	Only SARS‐CoV‐2‐positive patients
Elimian 2020	Timing of index test not specified
Escosteguy 2020	Ineligible population
Feehan 2021	Ineligible population
Fisher 2021	Index test not assessed on admission
Foster 2021	Ineligible design
Gale 2020	Ineligible population
Gerkin 2021	Ineligible design
Giavedoni 2020	Only SARS‐CoV‐2‐positive patients
Gibbons 2021	Index test not assessed on admission
Gnanasambantham 2020	Ineligible design
Goel 2020	Ineligible index test
Gombos 2021	No data
Goodacre 2020	Ineligible population
Guillén 2020	Only SARS‐CoV‐2‐positive patients
Gurrola 2021	Only SARS‐CoV‐2‐positive patients
Haddadin 2021	Ineligible population
Hamed 2021	Ineligible design
Hernández‐Cruz 2021	Ineligible population
Hosseinzadeh 2021	Ineligible design
Hosseninasab 2020	Timing of index test not specified
Hubiche 2021	Conference abstract
Hurst 2020	No data
Indini 2021	Ineligible population
Islam 2020	Conference abstract
Jain 2021	Case report
Karni 2020	Ineligible design
Kasiukiewicz 2020	Conference abstract
Kline 2021	Ineligible design
Lechner 2021	Ineligible design
Lee 2020	Ineligible design
Lee 2021	Only SARS‐CoV‐2‐positive patients
Li 2020a	Timing of index test not specified
Li 2020b	Timing of index test not specified
Li 2021	Ineligible outcomes
Liang 2020	Preprint
Liu 2021	Ineligible design
Loftus 2020	Index test not assessed on admission
Lu 2020	Ineligible population
Madan 2020	Ineligible design
Makaronidis 2020	Ineligible population
Manley 2020	Conference abstract
McDonald 2020	Ineligible design
McGovern 2020	Conference abstract
Medetalibeyoglu 2020	Conference abstract
Membrilla 2020	Only SARS‐CoV‐2‐positive patients
Mizrahi 2020	Ineligible design
Möckel 2021	Ineligible design
Moolla 2021	Index test not assessed on admission
Muhammad 2021	Ineligible design
Munblit 2020	Only SARS‐CoV‐2‐positive patients
Murillo‐Zamora 2020	Ineligible index test
Nakajima 2021	Ineligible design
Nakanishi 2020	Ineligible design
Nayan 2021	No data
Nobel 2020	Ineligible design
Ortiz 2020	Only SARS‐CoV‐2‐positive patients
Oshman 2020	Ineligible outcomes
Ozcan 2021	No data
Paar 2021	Ineligible population
Pigott 2020	Conference abstract
Platten 2021	No clinical suspicion at inclusion
Popovych 2021	Ineligible population
Pullen 2020	Ineligible design
Quer 2020	Ineligible design
Ravani 2020	No clinical suspicion at inclusion
Rentsch 2020	Preprint
Ronan 2021	No data
Rubel 2020	Index test not assessed on admission
Sabetian 2021	Only SARS‐CoV‐2‐positive patients
Sabetta 2020	Ineligible outcomes
Sehanobish 2021	Index test not assessed on admission
Senok 2020	Ineligible design
Shanbehzadeh 2021	Ineligible design
Shayganmehr 2021	Ineligible population
Sheen 2020	No data
Shoer 2021	No clinical suspicion at inclusion
Sieber 2021	Ineligible population
Song 2020	Preprint
Sorlini 2020	Ineligible design
Spangler 2021	Ineligible outcomes
Stacevičienė 2021	Ineligible design
Tabacof 2020	Only SARS‐CoV‐2‐positive patients
Taziki 2020	Index test not assessed on admission
Ticinesi 2020	Conference abstract
Trevisan 2021	Ineligible design
Verma 2020	Index test not assessed on admission
Viana dos Santos 2021	Ineligible design
Visconti 2021	Ineligible design
Vos 2020	Ineligible design
Weiss 2021a	Ineligible design
Weiss 2021b	Ineligible population
Wells 2020	No clinical suspicion at inclusion
Wu 2020	Only SARS‐CoV‐2‐positive patients
Xia 2021	Ineligible population
Yan 2020	Ineligible design
Yang 2020	Preprint
Yousef 2021	Ineligible design
Žaja 2021	Only SARS‐CoV‐2‐positive patients
Zavascki 2020	Preprint
Zayet 2020b	Ineligible design
Zhao 2020	Ineligible design
Zhao 2021	Ineligible design