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Table 2 Dermoscopic findings of alopecia areata patients

From: CD4, CD8 and natural killer cells are depressed in patients with alopecia areata: their association with disease activity

Ā 

Patchy AA

AT/AU

P value

Patients number

24

26

Ā 

Black dots (%)

Ā Ā Ā 

Absent

2 (8.3)

3 (11.5)

1.000

Present

22 (91.7)

23 (88.5)

Ā 

Exclamation mark (%)

Ā Ā Ā 

Absent

4 (16.7)

4 (15.4)

1.000

Present

20 (83.3)

22 (84.6)

Ā 

Broken hair (%)

Ā Ā Ā 

Absent

5 (20.8)

7 (26.9)

0.863

Present

19 (79.2)

19 (73.1)

Ā 

Yellow dots (%)

Ā Ā Ā 

Absent

23 (95.8)

20 (76.9)

0.129

Present

1 (4.2)

6 (23.1)

Ā 

Vellus hair (%)

Ā Ā Ā 

Absent

23 (95.8)

21 (80.8)

0.229

Present

1 (4.2)

5 (19.2)

Ā 
  1. *P valueā€‰<ā€‰0.05 was considered statistically significant