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Table 5 Frequencies of the single alleles and allelic combinations of the HLA-A, -B, -C, -DRB1 loci of the haplotype HLA-A*02.01g-C*07.01g-DRB1*11.04g in the Italian population

From: Correlation of the two most frequent HLA haplotypes in the Italian population to the differential regional incidence of Covid-19

Frequency (%)

Regions

HLA-A*02.01g

HLA-B*18:01g

HLA-C*07:01g

HLA-DRB1*11:04g

HLA-A*02.01g-B*18.01g

HLA-A*02.01g-C*07.01g

HLA-A*02.01g-DRB1*11.04g

Italy

22.82

9.52

17.11

10.07

3.05

4.08

2.59

Abruzzo

24.46

9.97

17.84

12.83

4.47

5.48

4.32

Basilicata

20.69

12.17

19.58

18.05

4.61

5.80

4.73

Calabria

22.25

10.30

21.81

15.27

4.14

5.87

3.99

Campania

21.42

11.01

19.43

14.31

3.64

5.66

3.31

Emilia Romagna

22.63

8.01

16.50

9.57

2.66

4.05

2.37

Friuli Venezia Giulia

24.07

7.66

14.91

8.32

2.27

2.90

2.37

Lazio

22.54

9.12

18.36

11.21

3.17

4.54

3.20

Liguria

22.77

9.54

16.96

9.51

2.81

3.73

2.56

Lombardia

24.19

8.52

15.80

8.98

2.66

3.71

2.58

Marche

22.16

8.86

18.43

10.80

3.55

4.69

3.01

Molise

21.09

10.22

18.48

15.43

3.35

4.35

3.68

Piemonte

22.43

8.99

16.15

9.83

2.81

3.68

2.37

Puglia

20.69

12.08

18.73

16.61

4.20

5.33

4.25

Sardegna

20.46

25.42

24.28

7.33

5.92

5.22

2.04

Sicilia

20.22

10.38

18.52

14.03

3.44

4.74

3.14

Toscana

21.76

8.39

17.15

8.53

2.53

4.04

2.01

Trentino Alto Adige

24.77

6.56

16.24

5.71

2.47

3.54

1.97

Umbria

23.57

8.46

18.13

11.33

2.77

4.91

2.82

Valle D’Aosta

23.90

6.59

15.12

7.07

1.95

1.95

1.46

Veneto

24.73

8.15

16.37

8.14

3.07

3.80

2.30

Frequency (%)

Regions

HLA-B*18.01g-C*07.01g

HLA-B*18.01g-DRB1*11.04g

HLA-C*07.01g-DRB1*11.04g

HLA-A*02.01g-B*18.01g-C*07.01g

HLA-A*02.01g-B*18.01g-DRB1*11.04g

HLA-A*02.01g-C*07.01g-DRB1*11.04g

HLA-B*18.01g-C*07.01g-DRB1*11.04g

Italy

4.53

3.22

2.81

0.77

1.33

1.28

2.01

Abruzzo

5.41

3.47

3.20

3.13

2.18

2.04

2.09

Basilicata

7.53

6.48

6.17

4.11

3.17

2.95

4.63

Calabria

6.02

4.50

4.72

3.23

2.24

1.93

2.94

Campania

5.66

4.53

4.35

2.80

1.98

1.88

2.76

Emilia Romagna

3.79

2.81

2.42

1.88

1.13

1.06

1.67

Friuli Venezia Giulia

3.82

2.39

2.09

1.40

0.93

0.87

1.60

Lazio

4.50

3.64

3.30

2.25

1.66

1.52

2.10

Liguria

4.15

2.63

2.01

1.84

1.32

1.08

1.60

Lombardia

3.90

2.85

2.27

1.74

1.30

1.22

1.65

Marche

5.44

3.54

3.81

3.09

1.94

2.03

2.64

Molise

6.30

5.76

4.13

3.02

2.35

2.26

3.36

Piemonte

4.39

3.01

2.71

1.94

1.28

1.10

1.89

Puglia

7.16

6.44

5.33

3.40

2.58

2.34

4.54

Sardegna

6.11

2.98

2.13

3.20

1.20

1.13

1.48

Sicilia

5.41

4.47

3.70

2.70

1.81

1.63

2.49

Toscana

3.93

2.21

1.99

1.97

1.05

0.92

1.42

Trentino Alto Adige

3.48

1.75

1.82

1.65

0.79

0.83

1.24

Umbria

3.47

3.86

2.65

2.01

1.52

1.22

1.75

Valle D’Aosta

3.17

1.71

1.22

1.22

0.98

0.49

0.73

Veneto

4.25

2.61

2.40

2.01

1.15

1.27

1.84