A Profile and Three-Year Follow-Up of Patients with Basal Cell Carcinoma in the Western Cape, South Africa

Table 2

Clinical and pathological data of all incident basal cell carcinomas (N = 246 biopsy samples).

Variable	Frequency, n	Percentage, %
Clinical diameter (mm)
<10	28	11.4
10–19	27	11
≥20	19	7.7
Not stated in clinical notes	172	69.9
Duration (months)
<6 months	67	27.2
6–12 months	51	20.7
>12 months	106	43.1
Participant unsure	9	5.3
Not stated in clinical notes	13	3.7
Diagnostic procedure
Punch biopsy	177	72.0
Double-cycle C&E	45	18.3
Excisional biopsy	21	8.5
Incisional biopsy	2	0.8
Shave biopsy	2	0.8
BCC subtype
Nodular	182	74.0
Pigmented	22	8.9
Micronodular	21	8.5
Superficial	5	2.0
Morpheaform	2	0.8
Basosquamous	1	0.4
Unable to assess	13	5.3
NCCN risk stratification
High-risk	133	54.1
Low-risk	113	45.9
Number of high-risk features
1 high-risk feature	107	43.5
2 high-risk features	22	8.9
3 high-risk features	4	1.6
High-risk features
Location	90	36.6
Size	24	9.8
Aggressive growth pattern	24	9.8
Immunosuppression	17	6.9
Site of prior radiation	5	2.0
Recurrent BCCs	3	1.2