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Table 4 Reported symptoms among the exposed (n = 45) and the unexposed (n = 36) groups and the ratios of their odds

From: Elevated blood lead levels among unskilled construction workers in Jimma, Ethiopia

 

№ and% of ‘yes’ response for symptom

   

Symptom

Exposed

Unexposed

OR

95% CI

p-value

Depression

3 (6.67)

1 (2.78)

2.5

0.25 - 25

0.39

Memory impairment

9 (20)

2 (5.56)

4.25*

0.86 - 21

0.05

Sleep disturbance

3 (6.67)

4 (11.11)

0.57

0.12 – 2.7

0.79

Concentration difficulty

6 (13.33)

2 (5.56)

2.62

0.49 – 14

0.22

Headaches

23 (51.11)

2 (5.56)

17.77*

3.8 - 83

0.00

Wrist drop

9 (20)

1 (2.78)

8.75*

1.1 – 73

0.02

Lack of appetite

3 (6.67)

1 (2.78)

2.5

0.25 - 25

0.39

Nausea

8 (17.77)

1 (2.78)

7.57*

0.9 - 64

0.03

Constipation

3 (6.67)

1 (2.78)

2.5

0.25 - 25

0.39

Abdominal discomfort

25 (55.56)

12 (33.33)

2.5*

1.0 – 6.2

0.04

  1. OR = Odds Ratio.
  2. *Significant relative risk of occurrence in the construction workers at p < 0.05.