Table 1 Comparison of clinical characteristics between the wrestling athletes and controls

Weight (kg)

66.6

(62.3–74.2)

64.2

(58.1–68.4)

68.4

(63.6–75.9)

0.012

BMI (kg/m²)

23.7

(22.2–25.6)

21.7

(20.1–24.0)

24.2

(23.2–26.0)

< 0.001

SMI (kg/m²)

11.9

(11.0–12.5)

10.5

(9.9–11.5)

12.4

(11.9–13.0)

< 0.001

FMI (kg/m²)

2.7

(2.3–3.7)

3.2

(2.3–4.9)

2.6

(2.2–3.5)

0.024

Albumin (g/dL)

4.5

(4.3–4.8)

4.8

(4.7–5.0)

4.3

(4.2–4.5)

< 0.001

Transthyretin (mg/dL)

29.8

(26.5–33.0)

29.8

(25.3–32.2)

29.8

(27.1–33.1)

0.790

Transferrin (mg/dL)

248

(228–268)

255

(235–272)

247

(222–264)

0.071

FT₃ (pg/mL)

3.22

(3.09–3.39)

3.18

(3.04–3.34)

3.23

(3.10–3.41)

0.115

FT₄ (ng/dL)

1.04

(0.98–1.10)

1.02

(0.98–1.10)

1.05

(0.97–1.11)

0.318

TSH (μIU/mL)

1.78

(1.24–2.25)

1.84

(1.19–2.12)

1.67

(1.36–2.30)

0.647

BTR

6.49

(5.80–7.58)

7.62

(6.83–8.61)

6.07

(5.51–6.64)

< 0.001