Table 2

Characteristics of included systematic reviews with and without meta-analyses

IDAuthorJournalJournal impact factorQualitative score
Systematic reviews with meta-analysis
2Sarma et al48Journal of Medical Virology2.021Critically low
5Di Mascio et al38American Journal of Obstetrics & Gynecology MFMHigh
7Yang et al49Journal of Infection4.842Low
15Cao et al50Journal of Medical Virology2.021Critically low
16Wang et al51ResearchCritically low
17Mantovani et al52Liver International5.175Critically low
19Kumar et al18Diabetes & Metabolic Syndrome: Clinical Research & ReviewsLow
20Parohan et al53Hepatology Research3.165Low
21Farsalinos et al39Internal and Emergency Medicine2.322Critically low
22Tong et al54Otolaryngology– Head and Neck Surgery2.341Low
24Huang et al14Diabetes & Metabolic Syndrome: Clinical Research & ReviewsCritically low
25Zheng et al55Journal of Infection4.842Critically low
27Hu et al19Journal of Clinical Virology2.777Critically low
28Chang et al15Journal of the Formosan Medical Association3.008Critically low
30Henry et al20Clinical Chemistry and Laboratory Medicine3.595Critically low
32Fu et al21Journal of Infection4.842Critically low
33Cheung et al22Gastroenterology17.373Critically low
34Lippi et al23Polish Archives of Internal Medicine3.007Critically low
35Wang et al56Aging4.831Low
36Emami et al57Archives of Academic Emergency MedicineCritically low
37Zhao et al24International Journal of Infectious Diseases3.202High
38Zhu et al58Family Medicine and Community HealthLow
39Santoso et al59American Journal of Emergency Medicine1.911Critically low
40Li et al25Progress in Cardiovascular Diseases6.763Critically low
41Zhao et al26Journal of Medical Virology2.021Moderate
42Zhu et al40Journal of Medical Virology2.021Low
43Borges do Nascimento et al60Journal of Clinical Medicine3.303High
44Wang et al61Diabetes Research and Clinical Practice4.234Critically low
45Aggarwal et al41Current Problems in Cardiology2.966High
46Pranata et al27Journal of the Renin-Angiotensin-Aldosterone System1.417Critically low
47Pranata et al16Journal of Stroke & Cerebrovascular Diseases1.787Critically low
48Rodriguez-Morales et al62Travel Medicine and Infectious Disease4.589Critically low
49Yang et al63International Journal of Infectious Diseases3.202Critically low
50Li et al64Clinical Research in Cardiology5.268Critically low
63Alqahtani et al65PLoS One2.74Critically low
65Zhang et al17Clinical Infectious Diseases8.313Moderate
66Singh et al66Diabetes & Metabolic Syndrome: Clinical Research & ReviewsCritically low
67Mao et al28Lancet Gastroenterology & Hepatology14.789High
68Zhang et al67Pharmacological Research5.893Critically low
71Wang et al68Clinics and Research in Hepatology and Gastroenterology2.718Critically low
73Gao et al69Journal of Infection4.842Critically low
Systematic reviews without meta-analysis
1Yang et al70Journal of Maternal-Fetal & Neonatal Medicine1.737Low
4Zaigham et al71Acta Obstetricia et Gynecologica Scandinavica2.77Critically low
6Yousefifard et al72Archives of Academic Emergency MedicineCritically low
8Ford et al73Journal of the International AIDS Society5.553Critically low
9Ludvigsson et al74Acta Paediatrica2.111Critically low
11Balla et al75Journal of Clinical Medicine ResearchCritically low
12Moujaess et al76Critical Reviews in Oncology/ Hematology5.833Critically low
13AminJafari et al77International Immunopharmacology3.943Critically low
14Singh et al78Diabetes & Metabolic Syndrome: Clinical Research & ReviewsCritically low
23Minotti et al79Journal of Infection4.842Critically low
26Castagnoli et al80JAMA Pediatrics13.946High
31Lovato et al81Ear, Nose & Throat Journal0.859Low
51Cortegiani et al82Journal of Critical Care2.685Critically low
52Vardavas et al83Tobacco Induced Diseases1.434Critically low
55Rajendran et al84Journal of Medical Virology2.021Critically low
56Della Gatta et al85American Journal of Obstetrics and Gynecology6.502Low
57Elshafeey et al86International Journal of Gynecology & Obstetrics2.216Critically low
58Mehta et al87Clinical Infectious Diseases8.313Critically low
61Alzghari et al88Journal of Clinical Virology2.777Critically low
64Veronese et al89Frontiers in Medicine3.900Critically low
70Aiello et al90Eye2.455Low
72Valk et al91Cochrane Database of Systematic Reviews7.89High