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Table 1 General characteristic between non-exposed and exposed group based on Stockholm workshop stage

From: Application of cold intolerance symptom severity questionnaire among vibration-exposed workers as a screening tool for the early detection of hand-arm vibration syndrome: a cross-sectional study

 

Non-exposed (n = 34)

Exposed (n = 76)

Vascular stage

p value

Sensorineural stage

p value

Stage 0 (n = 35)

Stage 1 (n = 19)

Stage 2 (n = 22)

Stage 0 (n = 25)

Stage 1 (n = 38)

Stage 2 (n = 13)

Age

40.7 ± 10.3

47.5 ± 8.8

49.3 ± 9.3

52.2 ± 6.8

< 0.01

47.1 ± 9.5

49.7 ± 7.7

52.5 ± 8.2

< 0.01

Total exposure

 

225.6 ± 112.8

242.4 ± 106.0

244.2 ± 87.4

< 0.01

197.1 ± 103.1

252.7 ± 98.4

257.4 ± 105.3

< 0.01

Daily exposure

 

5.2 ± 2.9

6.7 ± 2.2

4.8 ± 3.2

< 0.01

5.7 ± 2.9

5.1 ± 3.0

6.2 ± 2.5

< 0.01

Non-smoker

22 (64.7)

24 (68.6)

13 (68.4)

11 (50.0)

0.505

20 (80.0)

22 (57.9)

6 (46.2)

0.160

Smoker

12 (35.3)

11 (31.4)

6 (31.6)

11 (50.0)

 

5 (20.0)

16 (42.1)

7 (53.8)

 

Diabetes

No

30 (88.2)

35 (100)

19 (100)

22 (100)

0.037

25 (100)

38 (100)

13 (100)

0.032

 

Yes

4 (11.8)

–

–

–

 

–

–

–

 

Hypertension

No

31 (91.2)

31 (88.6)

16 (84.2)

20 (90.9)

0.864

23 (92.0)

32 (84.2)

12 (92.3)

0.771

 

Yes

3 (8.8)

4 (11.4)

3 (15.8)

2 (9.1)

 

2 (8.0)

6 (15.8)

1 (7.7)

 

Dyslipidemia

No

34 (100)

35 (100)

19 (100)

21 (95.5)

0.373

25 (100)

37 (97.4)

13 (100)

1.000

 

Yes

–

–

–

1 (4.5)

 

–

1 (2.6)

–

 
  1. Unit: mean ± standard deviation, number (percentage)
  2. p-value was calculated by ANOVA for continuous variables
  3. p-value was calculated by chi-square test for categorical variables