Table 1 Demographic and clinical manifestations of ocular BS and intestinal BS groups

Gender (male), n (%)

101 (74.8%)

89 (51.1%)

0.00*

Age at hospitalization (IQR), (years)

35.0 (27.0–44.0)

33.5 (24.0–45.0)

0.52

Age at onset of oral ulcers (IQR), (years)

26.0 (20.0–34.0)

25.0 (15.0–36.0)

0.16

Age at diagnosis of BS (IQR), (years)

32.0 (26.0–40.0)

31.5 (22.8–43.3)

0.76

Period from oral ulcers to ocular/intestinal involvement (IQR), (years)

3.5 (1.0–7.0)

5.0 (2.0–9.1)

0.02*

Disease duration (IQR), (years)

7.0 (4.0–10.0)

6.0 (2.0–10.0)

0.43

BMI (IQR)

23.1 (21.0–25.2)

21.2 (18.7–23.7)

0.00*

History of hypertension (yes), n (%)

2.0 (1.5%)

3.0 (1.7%)

1.00

Drinking history (yes), n (%)

3.0 (2.2%)

0.0 (0.0%)

0.16

Smoking history (yes), n (%)

6 (4.4%)

3 (1.7%)

0.29

BDCAF (IQR)

1 (1–2)

1 (1–2)

0.66

T-SPOT (+), n (%)

20 (14.8%)

38 (21.8%)

0.12

Pathergy test (+), n (%)

43 (31.9%)

62 (35.6%)

0.49

Fever, n (%)

6 (4.4%)

31 (17.8%)

0.00*

Oral ulcers, n (%)

135 (100.0%)

174 (100.0%)

1.00

Genital ulcers, n (%)

96 (71.1%)

126 (72.4%)

0.80

Erythema nodosum, n (%)

62 (45.9%)

56 (32.2%)

0.01*

Pseudofolliculitis, n (%)

56 (41.5%)

54 (31.0%)

0.06

Arthritis or arthralgia, n (%)

15 (11.1%)

30 (17.2%)

0.13

Vascular involvement, n (%)

9 (6.7%)

3 (1.7%)

0.03*

Nervous system involvement, n (%)

4 (3.0%)

2 (1.2%)

0.47

Ocular involvement, n (%)

135 (100.0%)

0 (0.0%)

0.00*

Gastrointestinal lesions, n (%)

0 (0.0%)

174 (100.0%)

0.00*

Hematologic involvement, n (%)

0 (0.0%)

13 (7.5%)

0.00*