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Table 2 Distribution of germline mutations in p16CDKN2Aand BRCA2 genes according to patients' origin

From: Role of key-regulator genes in melanoma susceptibility and pathogenesis among patients from South Italy

Analyzed gene

Patients' origin

No. of analyzed patients

Positive cases

  

No.

%

CDKN2A

846

16

1.9

   non-Sardinian

545

16

2.9

Familial

35

6

17.1

Sporadic

510

10

2.0

Sardinian

301

0

Familial

10

0

Sporadic

291

0

BRCA2

455

4

0.9

   non-Sardinian

154

0

Sardinian

301

4

1.3

North Sardinia

91

4

4.4

Familial

4

1

25.0

Sporadic

87

3

3.4

Middle-South Sardinia

210

0

Familial

6

0

Sporadic

204

0