Table 2

Study of crude oil workers: SMRs for selected causes of death, by sex and race, 1946–94

Cause of death (ICDA-8)White men n=19588 p-y=434397Non-white men n=1198, p-y=17413All women n=3338, p-y=51763
Observed deathsSMR95% CIObserved deathsSMR95% CIObserved deathsSMR95% CI
All causes43617371 to 76534635 to 611988977 to 102
All cancers (140–209)10808378 to 88158347 to 1387410381 to 129
 Digestive system (150–159)2527364 to 832405 to 1451913078 to 202
 Oesophagus (150)185935 to 93000 to 319000 to 649
 Stomach (151)376647 to 9111152 to 641212914 to 464
 Large intestine (153)957762 to 94000 to 31913197105 to 337
 Liver (155–156)229459 to 142000 to 691000 to 304
 Pancreas (157)629472 to 120000 to 471413336 to 341
 Larynx (161)63513 to 77000 to 94514376 to 2430
 Lung (162)3478072 to 89813257 to 259129348 to 162
 Skin (172–173)228654 to 131000 to 17331791 to 439
 Breast (174)159050 to 149
 Cervix (180)415742 to 402
 Uterus (181)210912 to 92
 Prostate (185)135119100 to 14111312 to 731
 Bladder (188)307852 to 11116699 to 3723000 to 575
 Kidney (189)165129 to 8212794 to 1553217820 to 643
 Brain and CNS (191–192)3711077 to 152000 to 102529811 to 352
 Thyroid (193)417547 to 449000 to 15268000 to 2004
 Lymphatic and haematopoietic (200–209)1169377 to 1121601 to 33234810 to 140
 Lymphosarcoma and reticulosarcoma (200)105627 to 104000 to 2580000 to 471
 Hodgkin's disease (201)55016 to 118000 to 236912013 to 1120
 Leukaemia (204–207)499772 to 129000 to 575000 to 154
 Other lymphatic tissue (202,203,208)4510375 to 13811382 to 7702819 to 291
Benign neoplasms (210–239)2215295 to 230000 to 165511011 to 564
Diabetes mellitus (250)364129 to 57000 to 2012384 to 138
Arteriosclerotic heart disease (410–413)14897470 to 7764015 to 88357250 to 100
Vascular lesions of CNS (430–438)2827466 to 8435912 to 173148848 to 147
Non-malignant respiratory disease (460–519)2996860 to 762384 to 13785925 to 116
Pneumonia (480–486)1006351 to 77000 to 12935912 to 173
Cirrhosis of liver (571)383223 to 441200 to 11348423 to 215
All external causes (800–998)2835953 to 67154927 to 802313988 to 209
  • p-y = Person years.