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Table 1 Characteristics of participants of Yahs (2014–2015) and Shahedieh (2015–2016) recruitment phase Yazd Greater Area

From: The effect of data balancing approaches on the prediction of metabolic syndrome using non-invasive parameters based on random forest

Age

Men

Women

Total

MetS group (n = 548)

Healthy group (n = 2918)

P value

MetS group (n = 620)

Healthy group (n = 1824)

P value

MetS group (n = 1168)

Healthy group (n = 4742)

P value*

  

51.1 ± 10.3**

48.6 ± 10.5

 < 0.001

49.7 ± 9.8

46.1 ± 10.2

 < 0.001

50.4 ± 10.0

47.6 ± 10.4

 < 0.001

BMI

 

29.7 ± 3.7

26.1 ± 3.7

 < 0.001

30.4 ± 4.0

27.5 ± 4.4

 < 0.001

30.1 ± 3.9

26.6 ± 4.0

 < 0.001

WC

 

102.2 ± 10.0

91.5 ± 9.8

 < 0.001

99.9 ± 8.8

91.3 ± 11.1

 < 0.001

101.0 ± 9.4

91.4 ± 10.3

 < 0.001

SBP (mmHg)

 

123.8 ± 17.1

110.0 ± 14.0

 < 0.001

117.0 ± 19.2

104.1 ± 14.0

 < 0.001

120.2 ± 18.5

107.7 ± 14.3

 < 0.001

DBP (mmHg)

 

78.4 ± 12.2

69.3 ± 10.3

 < 0.001

73.1 ± 12.8

65.5 ± 10.3

 < 0.001

75.6 ± 12.8

67.8 ± 10.5

 < 0.001

FBS (mg/dl)

 

111.8 ± 37.5

93.5 ± 17.0

 < 0.001

104.5 ± 25.1

91.7 ± 14.8

 < 0.001

107.9 ± 31.7

92.8 ± 16.2

 < 0.001

TG (mg/dl)

 

263.1 ± 142.8

155.3 ± 87.0

 < 0.001

204.6 ± 98.9

114.0 ± 52.1

 < 0.001

232.1 ± 124.9

139.4 ± 78.1

 < 0.001

Cholestrol (mg/dl)

 

201.1 ± 45.1

188.0 ± 38.3

 < 0.001

202.3 ± 39.4

188.0 ± 40.5

 < 0.001

201.7 ± 42.2

188.0 ± 39.2

 < 0.001

HDL-C (mg/dl)

 

41.8 ± 10.2

49.6 ± 10.1

 < 0.001

47.4 ± 10.3

58.4 ± 11.3

 < 0.001

44.8 ± 10.6

53.0 ± 11.4

 < 0.001

Physical activity (MET-h/wk)

 

34.5 ± 15.6

39.1 ± 14.0

 < 0.001

29.8 ± 15.3

34.3 ± 13.8

 < 0.001

32.0 ± 15.6

37.2 ± 14.1

 < 0.001

 

Illiterate

71 (13.0)

233 (8.0)

0.001

158 (25.5)

261 (14.3)

 < 0.001

229 (19.6)

494 (10.4)

 < 0.001

Elementary and Middle school

240 (43.8)

1211 (41.5)

298 (48.1)

855 (46.9)

538 (46.1)

2066 (43.6)

High school, and associate

158 (28.8)

963 (33.0)

116 (18.7)

485 (26.6)

274 (23.5)

1448 (30.5)

Bachelor’s

64 (11.7)

411 (14.1)

43 (6.9)

195 (10.7)

107 (9.2)

606 (12.8)

Master’s and PhD

15 (2.7)

102 (3.5)

4 (0.6)

27 (1.5)

19 (1.6)

129 (2.7)

Current Smoking, n (%)

Yes (daily)

102 (18.6)

601 (20.6)

0.31

3 (0.5)

7 (0.4)

0.57

105 (9.0)

608 (12.8)

 < 0.001

Yes (sometimes)

27 (4.9)

174 (6.0)

0 (0.0)

3 (0.2)

27 (2.3)

177 (3.7)

No

419 (76.5)

2142 (73.4)

617 (99.5)

1815 (99.5)

1036 (88.7)

3957 (83.4)

Use drugs, n (%)

 

128 (23.4)

762 (26.1)

0.20

4 (0.6)

11 (0.6)

1.00

132 (11.3)

773 (16.3)

 < 0.001

Diabetes FH-1, n (%)

 

271 (49.5)

1386 (47.5)

0.40

317 (51.1)

908 (49.8)

0.64

588 (50.3)

2294 (48.4)

0.25

Cardiac Disease FH-1, n (%)

 

198 (36.1)

1080 (37.0)

0.74

239 (38.5)

719 (39.4)

0.74

437 (37.4)

1799 (37.9)

0.76

  1. MetS: Metabolic Syndrom; WC: Waist Circumference; BMI: Body Mass Index; FH-1: Family history in first-degree relatives; MI: Myocardial Infarction; SBP: Systolic Blood Pressure; DBP: Diastolic Blood Pressure; FBG: Fasting Blood Glucose; TG: Tryglicerid; HDL-C: High-Density Lipoprotein Cholesterol
  2. *Two independent t-tests was used for quantitative variables, and chi-square was used for qualitative variables. ** mean ± SD
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BMC Bioinformatics

ISSN: 1471-2105

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