Table 2

 Cause specific findings for mortality of benzene exposed workers (5130 males, 384 females), 1968–2002

Cause of deathICD-9ObsExpSMR*(95% CI)
*SMRs and confidence intervals based on expectations calculated to two places of decimals.
Cancers
All malignant neoplasms140–208761700.9109(101 to 117)
    Lip14020.2974(118 to 3519)
    Tongue14122.291(11 to 330)
    Salivary gland14210.9109(3 to 605)
    Mouth143–14522.389(11 to 321)
    Pharynx146–14934.566(14 to 193)
    Oesophagus1502028.570(43 to 108)
    Stomach1515753.9106(80 to 137)
    Small intestine15211.282(2 to 458)
    Large intestine1533847.281(57 to 111)
    Rectum1543129.7105(71 to 148)
    Liver155.0, 155.1106.5154(74 to 284)
    Gallbladder15623.262(8 to 226)
    Pancreas1573629.7121(85 to 168)
    Peritoneum15821.2171(21 to 619)
    Other digestive15964.1146(54 to 319)
    Nose and sinuses16011.195(2 to 527)
    Larynx16126.332(4 to 115)
    Lung and bronchus162294243.4121(107 to 135)
    Pleura16373.5202(81 to 415)
    Bone17001.20(0 to 299)
    Connective tissue17102.30(0 to 161)
    Melanoma17245.081(22 to 206)
    Skin, other17311.855(1 to 305)
    Breast17567.877(28 to 167)
    Cervix18011.191(2 to 510)
    Uterus18210.6179(5 to 999)
    Ovary18332.4128(26 to 373)
    Other genital184, 18701.10(0 to 230)
    Prostate1855053.294(70 to 124)
    Testis18601.10(0 to 337)
    Bladder1882726.9100(66 to 146)
    Kidney189.01413.6103(56 to 173)
    Other urinary189.1–189.910.8127(3 to 709)
    Eye19000.70(0 to 557)
    Brain191–1921615.3105(60 to 170)
    Thyroid19301.10(0 to 322)
    Other endocrine glands19400.50(0 to 762)
    Secondary and unspecified195–1996848.5140(109 to 178)
    Hodgkin’s disease20132.8108(22 to 317)
    Non-Hodgkin’s lymphoma200, 2021515.994(53 to 156)
    Multiple myeloma20369.563(23 to 137)
    Leukaemia204–2082216.1137(86 to 207)
Non-cancers
Diseases of blood280–28966.297(35 to 210)
Mental disorders290–319816.150(21 to 98)
Diseases of nervous system320–3892534.173(48 to 108)
Diseases of circulatory system390–45911331148.199(93 to 105)
Diseases of respiratory system460–519308280.2110(98 to 123)
Diseases of digestive system520–5795167.376(56 to 100)
Diseases of genitourinary system580–6292024.382(50 to 127)
Accidents800–9492342.055(35 to 82)
Suicide950–9591319.367(36 to 115)
All causes24302411.5101(97 to 105)