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Table 2 Nonfatal MI and oil spill clean-up characteristics among workers. GuLF STUDY, 2010–2013 (n = 24,006)

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

  Nonfatal MI (N = 151) (%) Total N (N = 24,006) (%)
Work duration
 1–30 days 11 (7.3) 2936 (12.3)
 31–90 46 (30.5) 7518 (31.4)
 91–180 56 (37.1) 8216 (34.3)
  > 180 38 (25.2) 5263 (22.0)
 Missing   73 (0.3)
Maximum exposure job
 Response Work 20 (13.2) 4387 (18.3)
 Operations Work 39 (25.8) 4289 (17.9)
 Clean-up on Water 21 (13.9) 3699 (15.5)
 Decon Work 33 (21.9) 3509 (14.7)
 Clean-up on Land 18 (11.9) 3572 (14.9)
 Administrative Support Work 20 (13.2) 4477 (18.7)
 Missing   73 (0.3)
Potentially exposed to burning/flaring oil and gas
 Yes 13 (9.0) 2106 (8.9)
 No 132 (91.0) 21,328 (91.1)
 Missing or unknown 572 (2.4)
Ever had to stop work due to heat
 No 72 (50.7) 14,142 (65.8)
 Yes 70 (49.3) 7358 (34.2)
 Missing   2506 (10.4)
Max overall THC exposure
  ≥ 3.00 ppm 24 (15.9) 3387 (14.2)
 1.00–2.99 ppm 49 (32.5) 7324 (30.6)
 0.30–0.99 ppm 60 (39.7) 7836 (32.8)
  < 0.30 ppm 18 (11.9) 5360 (22.4)
 Missing   99 (0.4)