Table 3 Associations of HLA and non-HLA alleles with clozapine-induced myocarditis showing P < 0.05 prior to FDR. Valproate use was included in the analyses as covariate.

From: Genetic associations with clozapine-induced myocarditis in patients with schizophrenia

Allele/supertype

Cases

Controls

OR (95% CI)

Pa

Carrier

Non-carrier

Carrier

Non-carrier

HLA Class I

HLA-B*07:02

0.10

0.90

0.32

0.68

0.26 (0.07–0.98)

0.047

 HLA-C*07:01

0.55

0.45

0.34

0.66

2.89 (1.117.53)

0.030a

HLA-C*07:02

0.10

0.90

0.34

0.66

0.25 (0.07–0.92)

0.037

HLA Class II

 HLA-DMB*01:01

0.76

0.24

0.52

0.48

3.22 (1.158.97)

0.026a

HLA-DQA1*01:02

0.17

0.83

0.45

0.55

0.23 (0.074–0.71)

0.011

HLA-DQB1*06:02

0.10

0.90

0.35

0.65

0.17 (0.045–0.69)

0.012

HLA-DRA*01:01

0.34

0.66

0.68

0.32

0.27 (0.11–0.70)

0.007

HLA-DRB1*15:01

0.10

0.90

0.35

0.65

0.17 (0.045–0.69)

0.012

Non-HLA

MICB*004:01

0.21

0.79

0.48

0.52

0.27 (0.09–0.77)

0.015

HLA supertype

HLA Class II DR1b

0.17

0.83

0.39

0.61

0.28 (0.09–0.89)

0.031

  1. aP values did not remain significant after FDR.
  2. bThe HLA-DRB1 supertype consists of DRB1*15:01, *15:02, *15:03, *15:04, *16:01, and *16:02.
  3. Lines in bold text indicate increased risk of myocarditis.