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Table 8 Estimated odds ratios and confidence intervals for autoimmune disorders comparing residents to controls

From: Cluster of systemic lupus erythematosus (SLE) associated with an oil field waste site: a cross sectional study

 

Exposed N(%) or mean ± s.d.

Unexposed N(%) or mean ± s.d.

Odds Ratio

95% Confidence Interval

P-value

Rheumatic Diseases

33 (39.29)

16 (12.40)

10.78

4.14, 28.12

<0.0001

Systemic lupus erythematosus

13(14.29)

1 (0.78)

19.33

1.96,190.72

0.01

Immune

9 (11.11)

1 (0.78)

26.44

2.67,261.50

0.005

Anemia

22 (26.19)

29 (22.48)

1.14

0.49, 2.65

0.76

Numbness in Fingers

49 (58.33)

34 (26.36)

3.96

1.93, 8.15

<0.0002

Mouth Sores

18 (21.43)

6 (4.65)

5.66

1.78, 18.03

0.03

Rash on the Cheeks

17 (20.24)

4 (3.10)

8.27

2.20, 31.13

0.002

Rash from Sunlight

17 (20.24)

11 (8.53)

1.44

0.50, 4.13

0.50

Pain on Deep Breath

19 (22.62)

7 (5.43)

11.04

3.68, 33.13

<0.0001

  1. *Odds ratio and confidence intervals are estimated using logistic regression
  2. Controlled for age, gender, race/ethnicity, education and smoking history