Table 2 Genes/loci examined in included studies, ordered by the number of relevant studies. Genes and HLA loci were listed separately

3

ACE2

3

CLEC4M (L-SIGN)

3

MBL

3

MxA

2

ACE

2

CD209

2

FCER2

2

OAS-1

2

TLR4

2

TNF-α

1

ACP5, ADAR, AIP, ANPEP, B2M, CAT, CCL5, CD14, CIITA, CLEC4G, CXCL10, CXCL9, CYP17A1, EIF2AK3, EIF2S1, EIF4G1, ESR1, FcγRIIA, FGL2, FN1, G6PD, GNB3, GPX1, GSS, HMOX1, IFNAR1, IFNAR2, IFNG, IFNGR1, IFNGR2, IL10, IL10RB, IL12A, IL15, IL18, IL1A, IL1B, IL1RN, IL4, IL6, IP-10, IRF1, IRF3, IRF7, MASP2, MBL2, Mig, MX1, NFRKB, OAS1, PRDX2, PRKRA, PTGS2, RANTES, RelB, RFX5, RNASEL, SERPINB3, SH2DIA, SLAMF1, SOCS1, SOCS3, SOD1, TBF, TFRC, TGFB1, TLR2, TLR3, TRAF6, WSX1

HLA haplotype

10

HLA-DR

9

HLA-B

8

HLA-A

5

HLA-Cw

5

HLA-DQ