Table 1.

Search strategy.

PUBMED

Albumin (#1) Albumin [MH] OR Albumins [MH] OR Serum Albumin [MH] OR Albumin, Serum [MH] OR Plasma Albumin [MH] OR Albumin [TIAB] OR Albumins [TIAB] OR “Serum Albumin” [TIAB] OR “Plasma Albumin” [TIAB] OR Albumin [OT] OR Albumins [OT] OR “Serum Albumin” [OT] OR “Plasma Albumin” [OT] Globulin (#2) Globulin [MH] OR Globulins [MH] OR Serum Globulins [MH] OR Globulins, Serum [MH] OR Pseudoglobulins [MH] OR Euglobulins [MH] OR Globulin [TIAB] OR Globulins [TIAB] OR “Serum Globulins” [TIAB] OR Pseudoglobulins [TIAB] OR Euglobulins [TIAB] OR Globulin [OT] OR Globulins [OT] OR “Serum Globulins” [OT] OR Pseudoglobulins [OT] OR Euglobulins [OT] Albumin/Globulin ratio (#3) “Albumin/globulin ratio” [OT] OR “Albumin/globulin index” [OT] OR “Ratio albumin/globulin” [OT] OR “Index albumin/globulin” [OT] OR “Albumin to globulin ratio” [OT] OR “Albumin-to globulin ratio” [OT] OR “Albumin to-globulin ratio” [OT] OR “Albumin-to-globulin ratio” [OT] OR “Albumin to globulin index” [OT] OR “Albumin-to globulin index” [OT] OR “Albumin to-globulin index” [OT] OR “Albumin-to-globulin index” [OT] OR “Ratio Albumin to globulin” [OT] OR “Ratio Albumin-to globulin” [OT] OR “Ratio Albumin to-globulin” [OT] OR “Ratio Albumin-to-globulin” [OT] OR “Index Albumin to globulin” [OT] OR “Index Albumin-to globulin” [OT] OR “Index Albumin to-globulin” [OT] OR “Index Albumin-to-globulin” [OT] Covid-19 (#4) COVID 19 [MH] OR COVID-19 Virus Disease [MH] OR COVID 19 Virus Disease [MH] OR COVID-19 Virus Diseases [MH] OR Disease, COVID-19 Virus [MH] OR Virus Disease, COVID-19 [MH] OR COVID-19 Virus Infection [MH] OR COVID 19 Virus Infection [MH] OR COVID-19 Virus Infections [MH] OR Infection, COVID-19 Virus [MH] OR Virus Infection, COVID-19 [MH] OR 2019-nCoV Infection [MH] OR 2019 nCoV Infection [MH] OR 2019-nCoV Infections [MH] OR Infection, 2019-nCoV [MH] OR Coronavirus Disease-19 [MH] OR Coronavirus Disease 19 [MH] OR 2019 Novel Coronavirus Disease [MH] OR 2019 Novel Coronavirus Infection [MH] OR 2019-nCoV Disease [MH] OR 2019 nCoV Disease [MH] OR 2019-nCoV Diseases [MH] OR Disease, 2019-nCoV [MH] OR COVID19 [MH] OR Coronavirus Disease 2019 [MH] OR Disease 2019, Coronavirus [MH] OR SARS Coronavirus 2 Infection [MH] OR SARS-CoV-2 Infection [MH] OR Infection, SARS-CoV-2 [MH] OR SARS CoV 2 Infection [MH] OR SARS-CoV-2 Infections [MH] OR COVID-19 Pandemic [MH] OR COVID 19 Pandemic [MH] OR COVID-19 Pandemics [MH] OR Pandemic, COVID-19 [MH] OR "COVID 19" [TIAB] OR "COVID-19 Virus Disease" [TIAB] OR "COVID 19 Virus Disease" [TIAB] OR "COVID-19 Virus Diseases" [TIAB] OR "COVID-19 Virus Infection" [TIAB] OR "COVID 19 Virus Infection" [TIAB] OR "COVID-19 Virus Infections" [TIAB] OR "Infection, COVID-19 Virus" [TIAB] OR "2019-nCoV Infection" [TIAB] OR "2019 nCoV Infection" [TIAB] OR "2019-nCoV Infections" [TIAB] OR "Coronavirus Disease-19" [TIAB] OR "Coronavirus Disease 19" [TIAB] OR "2019 Novel Coronavirus Disease" [TIAB] OR "2019 Novel Coronavirus Infection" [TIAB] OR "2019-nCoV Disease" [TIAB] OR "2019 nCoV Disease" [TIAB] OR "2019-nCoV Diseases" [TIAB] OR "COVID19" [TIAB] OR "Coronavirus Disease 2019" [TIAB] OR "Disease 2019, Coronavirus" [TIAB] OR "SARS Coronavirus 2 Infection" [TIAB] OR "SARS-CoV-2 Infection" [TIAB] OR "Infection, SARS-CoV-2" [TIAB] OR "SARS-CoV-2 Infections" [TIAB] OR "COVID-19 Pandemic" [TIAB] OR "COVID 19 Pandemic" [TIAB] OR "COVID-19 Pandemics" [TIAB] OR "COVID 19" [OT] OR "COVID-19 Virus Disease" [OT] OR "COVID 19 Virus Disease" [OT] OR "COVID-19 Virus Diseases" [OT] OR "COVID-19 Virus Infection" [OT] OR "COVID 19 Virus Infection" [OT] OR "COVID-19 Virus Infections" [OT] OR "Infection, COVID-19 Virus" [OT] OR "2019-nCoV Infection" [OT] OR "2019 nCoV Infection" [OT] OR "2019-nCoV Infections" [OT] OR "Coronavirus Disease-19" [OT] OR "Coronavirus Disease 19" [OT] OR "2019 Novel Coronavirus Disease" [OT] OR "2019 Novel Coronavirus Infection" [OT] OR "2019-nCoV Disease" [OT] OR "2019 nCoV Disease" [OT] OR "2019-nCoV Diseases" [OT] OR "COVID19" [OT] OR "Coronavirus Disease 2019" [OT] OR "Disease 2019, Coronavirus" [OT] OR "SARS Coronavirus 2 Infection" [OT] OR "SARS-CoV-2 Infection" [OT] OR "Infection, SARS-CoV-2" [OT] OR "SARS-CoV-2 Infections" [OT] OR "COVID-19 Pandemic" [OT] OR "COVID 19 Pandemic" [OT] OR "COVID-19 Pandemics" [OT] Search Formula: ((#1 AND #2) OR #3) AND #4

WEB OF SCIENCE

Query #1 Albumin OR Albumins OR Serum Albumin OR Albumin, Serum OR Plasma Albumin OR Albumin OR Albumins OR “Serum Albumin” OR “Plasma Albumin” OR Albumin OR Albumins OR “Serum Albumin” OR “Plasma Albumin” (All Fields) Query #2 ALL=(Globulin OR Globulins OR Serum Globulins OR Globulins, Serum OR Pseudoglobulins OR Euglobulins OR Globulin OR Globulins OR “Serum Globulins” OR Pseudoglobulins OR Euglobulins OR Globulin OR Globulins OR “Serum Globulins” OR Pseudoglobulins OR Euglobulins) Query #3 ALL=(“Albumin/globulin ratio” OR “Albumin/globulin index” OR “Ratio albumin/globulin” OR “Index albumin/globulin” OR “Albumin to globulin ratio” OR “Albumin-to globulin ratio” OR “Albumin to-globulin ratio” OR “Albumin-to-globulin ratio”OR “Albumin to globulin index” OR “Albumin-to globulin index” OR “Albumin to-globulin index” OR “Albumin-to-globulin index” OR “Ratio Albumin to globulin” OR “Ratio Albumin-to globulin” OR “Ratio Albumin to-globulin” OR “Ratio Albumin-to-globulin” OR “Index Albumin to globulin” OR “Index Albumin-to globulin” OR “Index Albumin to-globulin” OR “Index Albumin-to-globulin”) Query #4 ALL=(“COVID-19” OR “COVID 19” OR “COVID-19 Virus Disease” OR “COVID 19 Virus Disease” OR “COVID-19 Virus Diseases” OR “Disease, COVID-19 Virus” OR “Virus Disease, COVID-19” OR “COVID-19 Virus Infection” OR “COVID 19 Virus Infection” OR “COVID-19 Virus Infections” OR “Infection, COVID-19 Virus” OR “Virus Infection, COVID-19” OR “2019-nCoV Infection” OR “2019 nCoV Infection” OR “2019-nCoV Infections” OR “Infection, 2019-nCoV” OR “Coronavirus Disease-19” OR “Coronavirus Disease 19” OR “2019 Novel Coronavirus Disease” OR “2019 Novel Coronavirus Infection” OR “2019-nCoV Disease” OR “2019 nCoV Disease” OR “2019-nCoV Diseases” OR “Disease, 2019-nCoV” OR “COVID19” OR “Coronavirus Disease 2019” OR “Disease 2019, Coronavirus” OR “SARS Coronavirus 2 Infection” OR “SARS-CoV-2 Infection” OR “Infection, SARS-CoV-2” OR “SARS CoV 2 Infection” OR “SARS-CoV-2 Infections” OR “COVID-19 Pandemic” OR “COVID 19 Pandemic” OR “COVID-19 Pandemics” OR “Pandemic, COVID-19”) Search Formula: (((#1) AND #2) OR #3) AND #4

OVIDMEDLINE

1..nlpx "query=Albumin OR Albumins OR Serum Albumin OR Albumin, Serum OR Plasma Albumin OR Albumin OR Albumins OR “Serum Albumin” OR “Plasma Albumin” OR Albumin OR Albumins OR “Serum Albumin” OR “Plasma Albumin”","desiredResults=10000","minHitsDivisor=7","permitHyponyms=NO","lowestVocabularySearchLevel=none","phrasesBroken=NO","speedWanted=NoHypos","comment=Incluyendo términos relacionados","elimEnable=NO","constraintMinTerms=2" 2limit 1 to full text 3..nlpx "query=Globulin OR Globulins OR Serum Globulins OR Globulins, Serum OR Pseudoglobulins OR Euglobulins OR Globulin OR Globulins OR “Serum Globulins” OR Pseudoglobulins OR Euglobulins OR Globulin OR Globulins OR “Serum Globulins” OR Pseudoglobulins OR Euglobulins","desiredResults=10000","minHitsDivisor=7","permitHyponyms=NO","lowestVocabularySearchLevel=none","phrasesBroken=NO","speedWanted=NoHypos","comment=Incluyendo términos relacionados","elimEnable=NO","constraintMinTerms=2" 4limit 3 to full text 5..nlpx "query=“Albumin/globulin ratio” OR “Albumin/globulin index” OR “Ratio albumin/globulin” OR “Index albumin/globulin” OR “Albumin to globulin ratio” OR “Albumin-to globulin ratio” OR “v” OR “Albumin-to-globulin ratio”OR “Albumin to globulin index” OR “Albumin-to globulin index” OR “Albumin to-globulin index” OR “Albumin-to-globulin index” OR “Ratio Albumin to globulin” OR “Ratio Albumin-to globulin” OR “Ratio Albumin to-globulin” OR “Ratio Albumin-to-globulin” OR “Index Albumin to globulin” OR “Index Albumin-to globulin” OR “Index Albumin to-globulin” OR “Index Albumin-to-globulin” ","desiredResults=10000","minHitsDivisor=7","permitHyponyms=NO","lowestVocabularySearchLevel=none","phrasesBroken=NO","speedWanted=NoHypos","comment=Incluyendo términos relacionados","elimEnable=NO","constraintMinTerms=2" 6limit 5 to full text 7..nlpx "query=“COVID-19” OR “COVID 19” OR “COVID-19 Virus Disease” OR “COVID 19 Virus Disease” OR “COVID-19 Virus Diseases” OR “Disease, COVID-19 Virus” OR “Virus Disease, COVID-19” OR “COVID-19 Virus Infection” OR “COVID 19 Virus Infection” OR “COVID-19 Virus Infections” OR “Infection, COVID-19 Virus” OR “Virus Infection, COVID-19” OR “2019-nCoV Infection” OR “2019 nCoV Infection” OR “2019-nCoV Infections” OR “Infection, 2019-nCoV” OR “Coronavirus Disease-19” OR “Coronavirus Disease 19” OR “2019 Novel Coronavirus Disease” OR “2019 Novel Coronavirus Infection” OR “2019-nCoV Disease” OR “2019 nCoV Disease” OR “2019-nCoV Diseases” OR “Disease, 2019-nCoV” OR “COVID19” OR “Coronavirus Disease 2019” OR “Disease 2019, Coronavirus” OR “SARS Coronavirus 2 Infection” OR “SARS-CoV-2 Infection” OR “Infection, SARS-CoV-2” OR “SARS CoV 2 Infection” OR “SARS-CoV-2 Infections” OR “COVID-19 Pandemic” OR “COVID 19 Pandemic” OR “COVID-19 Pandemics” OR “Pandemic, COVID-19”","desiredResults=10000","minHitsDivisor=7","permitHyponyms=NO","lowestVocabularySearchLevel=none","phrasesBroken=NO","speedWanted=NoHypos","comment=Incluyendo términos relacionados","elimEnable=NO","constraintMinTerms=2" 8limit 7 to abstracts 92 and 4 106 or 9 118 and 10

WHO’S GLOBAL RESEARCH ON CORONAVIRUS DISEASE (COVID-19) DATABASE

tw:(Albumin/globulin ratio) AND collection:("01-internacional" OR "04-international_org" OR "09-preprints")

SCOPUS

(( ( ALL ( albumin OR albumins OR serum AND albumin OR albumin, AND serum OR plasma AND albumin OR albumin OR albumins OR "Serum Albumin" OR "Plasma Albumin" OR albumin OR albumins OR "Serum Albumin" OR "Plasma Albumin") ) AND (ALL ( globulin OR globulins OR serum AND globulins OR globulins, AND serum OR pseudoglobulins OR euglobulins OR globulin OR globulins OR "Serum Globulins" OR pseudoglobulins OR euglobulins OR globulin OR globulins OR "Serum Globulins" OR pseudoglobulins OR euglobulins) )) OR (ALL ( "Albumin/globulin ratio" OR "Albumin/globulin index" OR "Ratio albumin/globulin" OR "Index albumin/globulin" OR "Albumin to globulin ratio" OR "Albumin-to globulin ratio" OR "Albumin to-globulin ratio" OR "Albumin-to-globulin ratio" OR "Albumin to globulin index" OR "Albumin-to globulin index" OR "Albumin to-globulin index" OR "Albumin-to-globulin index" OR "Ratio Albumin to globulin" OR "Ratio Albumin-to globulin" OR "Ratio Albumin to-globulin" OR "Ratio Albumin-to-globulin" OR "Index Albumin to globulin" OR "Index Albumin-to globulin" OR "Index Albumin to-globulin" OR "Index Albumin-to-globulin") )) AND (TITLE-ABS-KEY ( "COVID-19" OR "COVID 19" OR "COVID-19 Virus Disease" OR "COVID 19 Virus Disease" OR "COVID-19 Virus Diseases" OR "Disease, COVID-19 Virus" OR "Virus Disease, COVID-19" OR "COVID-19 Virus Infection" OR "COVID 19 Virus Infection" OR "COVID-19 Virus Infections" OR "Infection, COVID-19 Virus" OR "Virus Infection, COVID-19" OR "2019-nCoV Infection" OR "2019 nCoV Infection" OR "2019-nCoV Infections" OR "Infection, 2019-nCoV" OR "Coronavirus Disease-19" OR "Coronavirus Disease 19" OR "2019 Novel Coronavirus Disease" OR "2019 Novel Coronavirus Infection" OR "2019-nCoV Disease" OR "2019 nCoV Disease" OR "2019-nCoV Diseases" OR "Disease, 2019-nCoV" OR "COVID19" OR "Coronavirus Disease 2019" OR "Disease 2019, Coronavirus" OR "SARS Coronavirus 2 Infection" OR "SARS-CoV-2 Infection" OR "Infection, SARS-CoV-2" OR "SARS CoV 2 Infection" OR "SARS-CoV-2 Infections" OR "COVID-19 Pandemic" OR "COVID 19 Pandemic" OR "COVID-19 Pandemics" OR "Pandemic, COVID-19") )

LILACS

Albumin [Palabras] and Globulin [Palabras] and Covid [Palabras]

EMBASE

Query Results #5 #3 AND #4 #4 #1 OR #2 #3 'covid-19':ab,ti OR 'covid 19':ab,ti OR 'covid-19 virus disease':ab,ti OR 'covid 19 virus disease':ab,ti OR 'covid-19 virus diseases':ab,ti OR 'disease, covid-19 virus':ab,ti OR 'virus disease, covid-19':ab,ti OR 'covid-19 virus infection':ab,ti OR 'covid 19 virus infection':ab,ti OR 'covid-19 virus infections':ab,ti OR 'infection, covid-19 virus':ab,ti OR 'virus infection, covid-19':ab,ti OR '2019-ncov infection':ab,ti OR '2019 ncov infection':ab,ti OR '2019-ncov infections':ab,ti OR 'infection, 2019-ncov':ab,ti OR 'coronavirus disease-19':ab,ti OR 'coronavirus disease 19':ab,ti OR '2019 novel coronavirus disease':ab,ti OR '2019 novel coronavirus infection':ab,ti OR '2019-ncov disease':ab,ti OR '2019 ncov disease':ab,ti OR '2019-ncov diseases':ab,ti OR 'disease, 2019-ncov':ab,ti OR 'covid19':ab,ti OR 'coronavirus disease 2019':ab,ti OR 'disease 2019, coronavirus':ab,ti OR 'sars coronavirus 2 infection':ab,ti OR 'sars-cov-2 infection':ab,ti OR 'infection, sars-cov-2':ab,ti OR 'sars cov 2 infection':ab,ti OR 'sars-cov-2 infections':ab,ti OR 'covid-19 pandemic':ab,ti OR 'covid 19 pandemic':ab,ti OR 'covid-19 pandemics':ab,ti OR 'pandemic, covid-19':ab,ti #2 'albumin/globulin ratio' OR 'albumin/globulin index' OR 'ratio albumin/globulin' OR 'index albumin/globulin' OR 'albumin to globulin ratio'/exp OR 'albumin to globulin ratio' OR 'albumin-to globulin ratio' OR 'albumin to-globulin ratio' OR 'albumin-to-globulin ratio' OR 'albumin to globulin index' OR 'albumin-to globulin index' OR 'albumin to-globulin index' OR 'albumin-to-globulin index' OR 'ratio albumin to globulin' OR 'ratio albumin-to globulin' OR 'ratio albumin to-globulin' OR 'ratio albumin-to-globulin' OR 'index albumin to globulin' OR 'index albumin-to globulin' OR 'index albumin to-globulin' OR 'index albumin-to-globulin' #1 ('albumin, serum':ab,ti OR albumin:ab,ti OR albumins:ab,ti OR 'serum albumin':ab,ti OR 'plasma albumin':ab,ti) AND ('globulins, serum':ab,ti OR globulin:ab,ti OR globulins:ab,ti OR 'serum globulins':ab,ti OR pseudoglobulins:ab,ti OR euglobulins:ab,t