Table 2 Demographic, clinical, and laboratory characteristics of patients in the TAK >40 and TAK ≤40 groups who fulfilled at least three criteria, excluding the age criterion

Onset age, years (IQR)

56 (48–62)

23 (20–29)

Female, n (%)

19 (95)

13 (93)

1.00

HLA-B52, n (%)

7 (47) , n = 15

10 (83), n = 12

0.107

BMI, kg/m² (IQR)

21.9 (20.2–26.2)

21.2 (18.6–22.2)

0.48

Family history

1 (5)

0 (0)

1.00

Smoking

5 (25)

3 (21)

1.00

 DM

2 (10)

1 (7)

1.00

 CKD

0 (0)

1 (7)

0.41

 IBD

1 (5)

1 (7)

1.00

 PG

1 (5)

1 (7)

1.00

 Type I

5 (25)

5 (36)

0.70

 Type IIa

2 (10)

3 (21)

0.63

 Type IIb

3 (15)

2 (14)

1.00

 Type IV

1 (5)

0 (0)

1.00

 Type V

9 (45)

4 (29)

0.48

Fever

11 (55)

10 (71)

0.48

Malaise

10 (50)

8 (57)

0.74

Headache

5 (25)

9 (64)

0.035*

Dizziness

0 (0)

4 (29)

0.022*

Orthostatic hypotension

2 (10)

8 (43)

0.006*

Ophthalmic symptoms

1 (5)

4 (29)

0.135

Carotid bruit

7 (35)

10 (71)

0.080

Cervical pain

4 (20)

4 (29)

0.69

Discrepancy in blood pressure

10 (50)

10 (71)

0.30

Upper limb pain

4 (20)

8 (57)

0.036*

Pulselessness

4 (20)

6 (43)

0.25

Chest pain

0 (0)

4 (29)

0.022*

Abdominal bruit

6 (30)

4 (29)

1.00

Arthralgia

5 (25)

3 (21)

1.00

Aortic valve regurgitation

5 (25)

7 (50)

0.16

WBC, ×103/μL (normal range 3.5–9.8) (IQR)

9.4 (7.1–11.7), n = 20

9.9 (7.1–14.3), n = 14

0.66

Hb, g/dL (normal range11.3–17.6) (IQR)

12.4 (10.1–13.2), n = 20

10.8 (8.8–11.7), n = 14

0.033*

Plt × 104/μL, (normal range 13.0–36.9) (IQR)

29.3 (23.4–38.2), n = 20

36.9 (24.2–51.7), n = 14

0.26

CRP, mg/dL (normal range <0.14) (IQR)

4.2 (0.5–9.0), n = 20

7.0 (0.9–10.0), n = 14

0.46

ESR, mm/h, (normal range <15) (IQR)

75 (32–91), n = 18

75 (50–88), n = 10

0.85

Alb, g/dL, (normal range 3.8–5.2) (IQR)

3.7 (3.1–4.1), n = 19

3.7 (3.1–4.4), n = 13

0.95

IgG, mg/dL, (normal range 870–1700) (IQR)

1410 (1100–1670), n = 17

1660 (1170–2250), n = 14

0.34