Table 2 Incidence rate and multivariate-adjusted rate ratio of HBsAg seroclearance by HLA variants and HBV genotypes.

From: HBV genotype-dependent association of HLA variants with the serodecline of HBsAg in chronic hepatitis B patients

Variant genotype

No. of participants (%)

Case No. /Person-years of follow-up

Incidence rate (per 1000/yr)

Crude rate ratio (95% confidence interval)

P valueb

Adjusted rate ratio (95% confidence interval)a

P valueb

rs1710 (HLA-G) C > G

Genotype B (n = 1189)

CC

431 (36)

51 /3361

15.17

1.00 (Referent)

 

1.00 (Referent)

 

GC

550 (46)

54 /4658

11.59

0.75 (0.51–1.10)

0.135

0.63 (0.42–0.92)

0.018

GG

208 (17)

21 /1617

12.98

0.86 (0.52–1.42)

0.547

0.73 (0.44–1.23)

0.236

Additive model

   

0.88 (0.68–1.14)

0.338

0.80 (0.61–1.04)

0.095

Genotype C (n = 542)

CC

202 (37)

38 /1827

20.79

1.00 (Referent)

 

1.00 (Referent)

 

GC

264 (49)

50 /2355

21.23

1.01 (0.66–1.54)

0.982

1.09 (0.71–1.69)

0.691

GG

76 (14)

25 /670

37.34

1.98 (1.20–3.29)

0.008

2.13 (1.27–3.56)

0.004

Additive model

   

1.36 (1.03 1.78)

0.028

1.42 (1.08–1.86)

0.012

rs2770 (HLA-B) A > G

Genotype B (n = 1139)

AA

539 (47)

62 /4300

14.42

1.00 (Referent)

 

1.00 (Referent)

 

AG

476 (42)

48 /3874

12.39

0.84 (0.58–1.23)

0.375

0.76 (0.51–1.11)

0.156

GG

124 (11)

8 /1061

7.54

0.49 (0.24–1.03)

0.061

0.40 (0.19–0.85)

0.017

Additive model

   

0.76 (0.58–1.01)

0.060

0.69 (0.51- 0.92)

0.011

Genotype C (n = 518)

AA

228 (44)

52 /2023

25.7

1.00 (Referent)

 

1.00 (Referent)

 

AG

230 (44)

43 /2111

20.37

0.75 (0.50–1.13)

0.166

0.82 (0.54–1.26)

0.366

GG

60 (12)

11 /545

20.18

0.71 (0.37–1.37)

0.305

0.74 (0.38–1.44)

0.377

Additive model

   

0.81 (0.60–1.08)

0.154

0.85 (0.63–1.14)

0.280

  1. aAdjusted for age, gender, body mass index, and levels of HBV DNA and HBsAg.
  2. bEstimated by Cox proportional hazards model.
  3. #P value for interaction between HBV genotype and rs1710 is 0.0044 (additive model). P value for interaction between HBV genotype and rs2770 is 0.3588 (additive model).