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Table 4 Associations between individual HLA-DRB1 haplotype and achieving good/moderate EULAR response, in overall RA, as well as in ACPA-positive RA and ACPA-negative RA

From: A genetic risk score composed of rheumatoid arthritis risk alleles, HLA-DRB1 haplotypes, and response to TNFi therapy – results from a Swedish cohort study

Haplotype

Prevalence (%)

Overall RA

ACPA-positive RA

ACPA-negative RA

PRAA

10.2

Reference

Reference

Reference

DFRE

1.7

1.60 (0.51–5.03)

1.60 (0.48–5.34)

NA

GYRQ

4.8

0.59 (0.29–1.19)

0.64 (0.28–1.47)

0.18 (0.03–1.28)

LFEA

0.4

0.23 (0.04–1.55)

NA

NA

LFRA

14.9

0.89 (0.51–1.56)

0.93 (0.49–1.79)

0.33 (0.06–1.88)

PRRA

0.8

0.89 (0.20–3.94)

2.15 (0.23–20.28)

NA

SGRA

1.7

0.72 (0.26–1.96)

0.81 (0.27–2.47)

0.28 (0.01–5.30)

SGRL

2.9

1.00 (0.41–2.43)

1.23 (0.37–4.10)

0.14 (0.02–0.95)

SSEA

5.4

0.92 (0.45–1.86)

1.31 (0.53–3.28)

0.12 (0.02–0.73)

SSKA

0.7

2.49 (0.29–21.30)

NA

0.12 (0.01–2.59)

SSKR

9.3

0.99 (0.47–2.10)

1.23 (0.51–2.99)

0.04 (0.00–0.39)

SSRA

3.6

1.98 (0.78–5.00)

2.43 (0.81–7.32)

0.55 (0.06–5.03)

SSRE

1.1

1.59 (0.32–7.82)

2.58 (0.30–22.14)

0.10 (0.00–2.41)

VFRA

2.1

0.52 (0.21–1.24)

0.60 (0.22–1.63)

0.17 (0.01–2.84)

VHEA

0.3

1.14 (0.11–12.24)

1.58 (0.14–17.89)

NA

VHKA

27.0

0.78 (0.46–1.32)

1.08 (0.59–1.97)

0.16 (0.03–0.93)

VHRA

11.9

1.10 (0.62–1.97)

1.20 (0.62–2.33)

0.93 (0.11–8.00)

VHRE

1.3

1.03 (0.31–3.43)

2.11 (0.43–10.35)

0.03 (0.00–0.55)

PAA

10.2

Reference

Reference

Reference

DRE

1.7

1.59 (0.51–5.01)

1.56 (0.47–5.20)

NA

GRQ

4.8

0.59 (0.29–1.19)

0.63 (0.27–1.45)

0.19 (0.03–1.33)

LEA

0.4

0.23 (0.03–1.50)

NA

NA

LRA

14.9

0.89 (0.51–1.55)

0.93 (0.49–1.77)

0.34 (0.06–1.92)

PRA

0.8

0.90 (0.20–3.98)

2.11 (0.22–19.84)

NA

SEA

5.4

0.95 (0.47–1.91)

1.36 (0.55–3.39)

0.13 (0.02–0.75)

SKA

0.7

2.62 (0.31–22.35)

NA

0.13 (0.01–2.73)

SKR

9.3

1.01 (0.48–2.13)

1.26 (0.52–3.05)

0.05 (0.00–0.43)

SRA

5.3

1.34 (0.64–2.79)

1.51 (0.65–3.52)

0.48 (0.06–3.63)

SRE

1.1

1.52 (0.31–7.42)

2.47 (0.29–21.15)

0.10 (0.00–2.51)

SRL

2.9

0.94 (0.39–2.27)

1.20 (0.36–3.98)

0.13 (0.02–0.92)

VEA

0.3

1.15 (0.11–12.39)

1.56 (0.14–17.60)

NA

VKA

27.0

0.77 (0.46–1.30)

1.06 (0.58–1.94)

0.15 (0.03–0.91)

VRA

14.0

0.95 (0.55–1.64)

1.04 (0.55–1.94)

0.64 (0.09–4.31)

VRE

1.3

1.03 (0.31–3.44)

2.08 (0.42–10.27)

0.04 (0.00–0.66)

  1. ACPA anti-citrullinated protein/peptide antibodies, RA rheumatoid arthritis, EULAR European League Against Rheumatism