TABLE 3.

Comparison of clinical diagnosis and combined diagnosis.

Diseases	Wrong clinical diagnosis	Wrong combined diagnosis	p	Indeterminate clinical diagnosis	Indeterminate combined diagnosis	p
Epidermoid cyst	8.9% (20/225)	12.0% (27/225)	0.307	31.5% (71/225)	1.3% (3/225)	<0.001 *
Lipoma	13.0% (10/77)	3.9% (3/77)	0.052	36.4% (28/77)	1.3% (1/77)	<0.001 *
Pilomatrixoma	60.0% (15/25)	48.0% (12/25)	0.563	40.0% (10/25)	4.0% (1/25)	0.006 *
Haemangioma	38.1% (8/21)	28.6% (6/21)	0.593	38.1% (8/21)	14.3% (3/21)	0.132
DFSP	27.3% (3/11)	9.1% (1/11)	0.317	72.7% (8/11)	9.1% (1/11)	0.020 *
Dermatofibroma	26.3% (5/19)	78.9% (15/19)	0.025 *	57.9% (11/19)	0 (0/19)	<0.001 *
Neurofibroma	14.2% (1/7)	14.2% (1/7)	1.000	42.9% (3/7)	14.2% (1/7)	0.317
Leiomyoma	16.7% (1/6)	0 (0/6)	0.317	66.7% (4/6)	0 (0/6)	0.046 *
Total	16.1% (63/391)	16.6% (65/391)	0.860	36.6% (143/391)	2.6% (10/391)	<0.001 *

Data in parentheses are the number of wrong or indeterminate diagnosed cases divided by the total number.

DFSP , dermatofibrosarcoma protuberans.

^*Statistically significant difference between the two groups (p < 0.05).