Table 1 Classification of skin tumours by histological type and tumour location according to ICD-O 2 and ICD-9

Histological type (ICD-O2)

 basal cell carcinoma (BCC)

8090/3; 8091/3; 8092/3; 8093/3; 8094/3; 8095/3

 squamous cell carcinoma(SCC)

8070/2; 8070/3; 8071/3; 8072/3; 8074/3; 8075/3; 8076/3; 8051/3; 8052/3

 Other

Non-specific diagnoses: 8000/1; 8000/3; 8010/3; 8230/3

Other diagnoses: 8021/3; 8147/3; 8260/3; 8490/3; 8562/3; 8390/3; 8400/3; 8402/3; 8403/3; 8407/3; 8410/3; 8420/3; 8480/3; 8560/3; 8890/3; 8102/3; 8542/3; 8810/3; 8830/3; 8940/3; 9140/3; 8190/3; 8247/3; 8832/3; 9080/3; 8200/3

Approximated UV light exposure

(Tumour location (ICD-9))

 UV-exposed

173.0; 173.1; 173.2; 173.3; 173.4

(Lip, eyelid including canthus, ear and external auditory canal, oth. and unspec. parts of face, scalp and skin of neck)

 UV-unexposed

173.5; 173.6; 173.7; 173.8

(Trunk except scrotum, upper limb, including shoulder, lower limb, including hip, oth. spec. sites of skin)

 Unknown

173.9

(unspecified)