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Table 3 Associations between oil spill exposures and first nonfatal MI. GuLF STUDY, 2010–2013

From: Deepwater Horizon oil spill exposures and nonfatal myocardial infarction in the GuLF STUDY

 

MI cases/na

RRb (95% CI)

 

Workers and non-workers (N = 31,109)

Worked on clean-up

 Yes

149/23399

1.22 (0.86, 1.73)

 No

40/6872

ref

Residential proximity to oil spillc

 Direct/indirect

138/18487

1.15 (0.82, 1.60)

 Away from the spill

51/11784

ref

 

Clean-up workers only (n = 24,006)

Maximum exposure jobd

 Response Work

20/4344

0.71 (0.37, 1.35)

 Operations Work

39/4250

1.24 (0.70, 2.21)

 Clean-up on Water

20/3650

0.73 (0.38, 1.39)

 Decontamination Work

33/3481

1.72 (0.96, 3.09)

 Clean-up on Land

18/3532

0.93 (0.49, 1.78)

 Administrative Support

19/4392

ref

Work duration

  > 180 days

38/5162

2.05 (1.05, 4.01)

 91–180 days

56/8056

1.77 (0.93, 3.37)

 31–90 days

44/7327

1.63 (0.84, 3.14)

 1–30 days

11/2854

ref

Ever had to stop work due to heatd

 Yes

70/7248

1.99 (1.43, 2.78)

 No

72/13912

ref

Worked near burning oild

 Yes

13/2072

1.00 (0.56, 1.77)

 No

136/21327

ref

Maximum overall THC exposure

  ≥ 3.00 ppm

24/3323

1.69 (0.90, 3.19)

 1.00–2.99 ppm

49/7183

1.26 (0.71, 2.21)

 0.30–0.99 ppm

59/7675

1.81 (1.05, 3.14)

  < 0.30 ppm

17/5192

ref

  1. Residential proximity to the spill is defined as living in or adjacent to a county or parish with coastline that was oiled during the spill
  2. aTotal number of observations included in the adjusted model
  3. bRisk ratios (RR) adjusting for age, gender, BMI, education, residential proximity to the oil spill, and smoking
  4. cModels adjust for duration of clean-up work in addition to the confounders age, gender, BMI, education, and smoking
  5. dModels adjust for duration of clean-up work in addition to the confounders age, gender, BMI, education, smoking and residential proximity to the oil spill