Table 4

Mortality results4-151 for male employees of a petroleum company, by operating segment (1964–94)

Cause of death (ICD-8 codes)Operating segment
Refinery (n=9266) Observed/expected SMR (95% CI)Marketing or distribution (n=6800) Observed/expected SMR (95% CI)Marine (n=1656) Observed/expected SMR (95% CI)Exploration, drilling, production or pipeline (n=4432) Observed/expected SMR (95% CI)Office (n=7111) Observed/expected SMR (95% CI)
All causes of death (000–999)2905/3157.101917/2203.06350/436.81560/762.59860/1358.38
0.92 (0.89 to 0.96)4-150 0.87 (0.83 to 0.91)4-150 0.80 (0.72 to 0.89)4-150 0.73 (0.68 to 0.80)4-150 0.63 (0.59 to 0.68)4-150
Endocrine, nutritional, and metabolic diseases (240–279)62/65.9732/46.297/9.247/16.0720/28.80
0.94 (0.72 to 1.20)0.69 (0.47 to 0.98)4-150 0.76 (0.30 to 1.56)0.44 (0.18 to 0.90)4-150 0.69 (0.42 to 1.07)
Circulatory diseases (390–458)1485/1533.13964/1035.82161/191.24233/313.67378/574.27
0.97 (0.92 to 1.02)0.93 (0.87 to 0.99)4-150 0.84 (0.72 to 0.98)4-150 0.74 (0.65 to 0.84)4-150 0.66 (0.59 to 0.73)4-150
Respiratory diseases (460–519)232/264.45118/174.6527/30.4933/49.2660/93.06
0.88 (0.77 to 1.00)0.68 (0.56 to 0.81)4-150 0.88 (0.58 to 1.29)0.67 (0.46 to 0.94)4-150 0.64 (0.49 to 0.83)4-150
Digestive diseases (520–577)96/120.4268/88.839/19.1224/33.7430/58.57
0.80 (0.65 to 0.97)4-150 0.77 (0.59 to 0.97)0.47 (0.22 to 0.89)4-150 0.71 (0.46 to 1.06)0.51 (0.35 to 0.73)4-150
Accidents, poisonings, and violence (e800–e999)139/210.75103/165.3321/38.7864/90.4561/148.99
0.66 (0.55 to 0.78)4-150 0.62 (0.51 to 0.76)4-150 0.54 (0.34 to 0.83)4-150 0.71 (0.54 to 0.90)4-150 0.41 (0.31 to 0.53)4-150
Malignant neoplasms (140–209)714/759.78505/549.87101/119.69170/206.32254/360.44
0.94 (0.87 to 1.01)0.92 (0.84 to 1.00)0.84 (0.69 to 1.02)0.82 (0.70 to 0.96)4-150 0.70 (0.62 to 0.80)4-150
 Oesophagus (150)20/18.1714/13.511/3.083/5.301/9.15
1.10 (0.67 to 1.70)1.04 (0.57 to 1.74)—0.57 (0.12 to 1.66)0.11 (0.01 to 0.61)4-150
 Stomach (151)42/52.7331/36.146/7.028/11.637/20.82
0.80 (0.57 to 1.08)0.86 (0.58 to 1.22)0.86 (0.31 to 1.86)0.69 (0.30 to 1.36)0.34 (0.14 to 0.69)4-150
 Large intestine, except rectum (153)65/73.7363/52.6222/11.0817/18.8834/33.38
0.88 (0.68 to 1.12)1.20 (0.92 to 1.53)1.98 (1.24 to 3.00)4-150 0.90 (0.52 to 1.44)1.02 (0.70 to 1.42)
 Rectum and rectosigmoid junction (154)30/27.5812/19.353/3.932/6.6011/11.71
1.09 (0.73 to 1.55)0.62 (0.32 to 1.08)—0.30 (0.04 to 1.09)0.94 (0.47 to 1.68)
 Liver (155.0)7/6.401/4.812/1.131/2.011/3.42
1.09 (0.44 to 2.25)————
 Pancreas (157)33/40.5228/29.154/6.3110/10.7416/18.78
0.81 (0.56 to 1.14)0.96 (0.64 to 1.39)0.63 (0.17 to 1.62)0.93 (0.45 to 1.71)0.85 (0.49 to 1.38)
 Bronchus and lung (162.1)221/231.21150/172.6436/40.6142/69.8767/119.82
0.96 (0.83 to 1.09)0.87 (0.74 to 1.02)0.89 (0.62 to 1.23)0.60 (0.43 to 0.81)4-150 0.56 (0.43 to 0.71)4-150
 Malignant melanoma (172)4/6.178/5.021/1.237/2.487/4.19
0.65 (0.18 to 1.66)1.59 (0.69 to 3.14)—2.82 (1.13 to 5.81)4-150 1.67 (0.67 to 3.45)
 Prostate (185)83/81.5650/53.644/9.4921/15.0627/28.58
1.02 (0.81 to 1.26)0.93 (0.69 to 1.23)0.42 (0.12 to 1.08)1.40 (0.86 to 2.13)0.94 (0.62 to 1.37)
 Kidney (189.0–189.2)16/17.6115/13.153/2.985/5.233/9.01
0.91 (0.52 to 1.48)1.14 (0.64 to 1.88)—0.96 (0.31 to 2.23)0.33 (0.07 to 0.97)4-150
 Bladder (188)25/25.4612/17.042/3.166/5.094/9.39
0.98 (0.64 to 1.45)0.70 (0.36 to 1.23)—1.18 (0.43 to 2.57)0.43 (0.12 to 1.09)
 Brain (malignant) (191)19/16.329/13.204/3.3111/6.4014/10.66
1.16 (0.70 to 1.82)0.68 (0.31 to 1.29)—1.72 (0.86 to 3.08)1.31 (0.72 to 2.20)
 Brain neoplasms (all) (191, 225.0, 238.1)18/18.7210/15.004/3.7212/7.1716/11.98
0.96 (0.57 to 1.52)0.67 (0.32 to 1.23)—1.68 (0.86 to 2.92)1.34 (0.76 to 2.17)
All nervous system neoplasms (malignant, benign and unspecified) (191, 192, 225, 238)21/20.5210/16.416/4.0514/7.7917/13.03
1.02 (0.63 to 1.56)0.61 (0.29 to 1.12)1.48 (0.54 to 3.22)1.80 (0.98 to 3.02)1.30 (0.76 to 2.09)
 Reticulum cell sarcoma (200.0)6/2.791/2.000/0.410/0.721/1.25
2.15 (0.79 to 4.69)————
 Lymphosarcoma (200.1)1/4.183/2.912/0.580/0.994/1.73
—————
 Hodgkin's disease (201)1/3.963/3.100/0.702/1.442/2.42
—————
 Non-Hodgkin's lymphoma (200, 202.0, 202.2)22/20.2017/15.203/3.463/6.339/10.89
1.09 (0.68 to 1.65)1.12 (0.65 to 1.79)—0.47 (0.10 to 1.38)0.83 (0.38 to 1.57)
 Multiple myeloma (203)8/11.4816/8.262/1.792/3.055/5.35
0.70 (0.30 to 1.37)1.94 (1.11 to 3.15)4-150 ——0.93 (0.30 to 2.18)
 Leukaemias (204–207)19/26.3021/18.982/4.005/7.2311/12.68
0.72 (0.44 to 1.13)1.11 (0.68 to 1.69)—0.69 (0.22 to 1.61)0.87 (0.43 to 1.55)
   Acute non-lymphocytic leukaemia (205.0, 206.0, 207.2)6/6.056/4.541/1.023/1.906/3.27
0.99 (0.36 to 2.16)1.32 (0.49 to 2.88)——1.84 (0.67 to 4.00)
   Acute lymphoid leukaemia (204.0)0/1.240/0.910/0.200/0.431/0.73
—————
   Chronic lymphoid leukaemia (204.1)5/5.924/4.100/0.820/1.352/2.44
0.85 (0.27 to 1.97)————
   Acute myeloid (melomonocytic) leukaemia (205.0)4/5.515/4.160/0.953/1.786/3.05
0.73 (0.20 to 1.86)1.20 (0.39 to 2.80)——1.97 (0.72 to 4.29)
   Chronic myeloid leukaemia (205.1)3/2.781/2.100/0.471/0.911/1.57
—————
   Other leukaemias (204.9, 205.9, 206.1, 206.9, 207.0, 207.1, 207.9)5/10.3210/7.311/1.481/2.611/4.63
0.48 (0.16 to 1.13)1.37 (0.66 to 2.52)———
Benign neoplasms (210–228)5/2.181/1.571/0.330/0.590/1.02
2.29 (0.74 to 5.35)————
Amyotrophic lateral sclerosis (348.0)7/4.356/3.391/0.831/1.515/2.56
1.61 (0.65 to 3.31)1.77 (0.65 to 3.85)——1.95 (0.63 to 4.56)
Cerebrovascular disease (430–438)228/246.23138/159.2815/25.5024/40.3257/77.87
0.93 (0.81 to 1.05)0.87 (0.73 to 1.02)0.59 (0.33 to 0.97)4-150 0.60 (0.38 to 0.89)4-150 0.73 (0.55 to 0.95)4-150
Acute myocardial infarction (410)445/527.48326/374.0677/78.9790/133.28129/234.51
0.84 (0.77 to 0.93)4-150 0.87 (0.78 to 0.97)4-150 0.98 (0.77 to 1.22)0.68 (0.54 to 0.83)4-150 0.55 (0.46 to 0.65)4-150
Diseases of arteries, arterioles, and capillaries (440–448)129/98.5169/63.7310/10.3918/16.2720/31.54
1.31 (1.09 to 1.56)4-150 1.08 (0.84 to 1.37)0.96 (0.46 to 1.77)1.11 (0.66 to 1.75)0.63 (0.39 to 0.98)4-150
Aortic aneurysm (441)46/37.9940/25.707/5.0811/8.3113/15.07
1.21 (0.89 to 1.62)1.56 (1.11 to 2.12)4-150 1.38 (0.55 to 2.84)1.32 (0.66 to 2.37)0.86 (0.46 to 1.48)
Chronic obstructive pulmonary disease (519.3)53/65.9529/45.447/9.2214/15.2719/28.04
0.80 (0.60 to 1.05)0.64 (0.43 to 0.92)4-150 0.76 (0.30 to 1.56)0.92 (0.50 to 1.54)0.68 (0.41 to 1.06)
Cirrhosis (571)43/48.5025/39.543/9.889/18.119/30.14
0.89 (0.64 to 1.19)0.63 (0.41 to 0.93)4-150 0.30 (0.06 to 0.89)4-150 0.50 (0.23 to 0.94)4-150 0.30 (0.14 to 0.57)4-150
Suicide (e950–e959)31/51.8025/41.413/10.3319/25.4823/41.29
0.60 (0.41 to 0.85)4-150 0.60 (0.39 to 0.89)4-150 0.29 (0.06 to 0.85)4-150 0.75 (0.45 to 1.16)0.56 (0.35 to 0.84)4-150

  • ↵4-150 95% CI does not include 1.00.

  • ↵4-151 Expected deaths based on Canadian general population mortalities.