Table 1 Clinical data of the training set and validation set.

From: Infrared thermography-based radiomics for early detection of metabolic syndrome

Characteristic

Training set

P1

Validation set

P1

Normal

N = 70

MS

N = 70

Normal

N = 30

MS

N = 30

Age, mean ± SD, years

36.64 ± 10.92

39.93 ± 8.83

0.052

37.53 ± 8.81

39.87 ± 9.55

0.329

Height, mean ± SD, cm

174.94 ± 6.63

173.53 ± 5.40

0.171

176.38 ± 5.98

175.13 ± 5.46

0.401

Weight, mean ± SD, kg

71.33 ± 7.47

87.04 ± 11.32

<0.001

71.63 ± 9.84

90.54 ± 11.45

<0.001

BMI, mean ± SD, kg.m− 1

23.30 ± 1.97

28.84 ± 2.95

<0.001

23.01 ± 2.79

29.49 ± 3.21

<0.001

Waistline (%)

  

<0.001

  

<0.001

< 90

70 (100.00%)

6 (8.57%)

 

30 (100.00%)

1 (3.33%)

 

≥ 90

0 (0.00%)

64 (91.43%)

 

0 (0.00%)

29 (96.67%)

 

Hyperglycemia (%)

  

<0.001

  

<0.001

No

70 (100.00%)

52 (74.29%)

 

30 (100.00%)

19 (63.33%)

 

Yes

0 (0.00%)

18(25.71%)

 

0 (0.00%)

11(36.67%)

 

Hypertension (%)

  

<0.001

  

<0.001

No

70 (100.00%)

13 (18.57%)

 

30 (100.00%)

5 (16.67%)

 

Yes

0 (0.00%)

57 (81.43%)

 

0 (0.00%)

25 (83.33%)

 

Fasting TG (%)

  

<0.001

  

<0.001

< 1.7

70 (100.00%)

7 (10.00%)

 

30 (100.00%)

5 (16.67%)

 

≥ 1.7

0 (0.00%)

63 (90.00%)

 

0 (0.00%)

25 (83.33%)

 

Fasting HDL-c (%)

  

<0.001

  

<0.001

≥ 1.04

70 (100.00%)

24 (34.29%)

 

30 (100.00%)

12 (40.00%)

 

< 1.04

0 (0.00%)

46 (65.71%)

 

0 (0.00%)

18 (60.00%)

 
  1. 1Independent Samples t-test; Pearson’s Chi-squared test.
  2. BMI Body mass index, MS Metabolic syndrome, HDL-c High-density lipoprotein cholestero, TG Triglycerides.