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  • T P Ng
  • International journal of epidemiology
  • 1986
A case-referent study of cancer of the nasal cavity and sinuses (NCS) was conducted in Hong Kong where textile and garment manufacturing are major industries. The study population included 225 nasal cavity and sinus cancer cases (NCS), 224 nasopharyngeal cancer (NPC) referents, and 226 all other malignancies (AOM) referents, diagnosed at the Institute of(More)
  • T P Ng
  • International journal of epidemiology
  • 1988
Occupational mortality among Hong Kong males aged 15 and above were examined for the period 1979-1983, using routine death registration and census data. Age-standardized mortality ratios (SMR) and relative SMR (RSMR) were calculated for each two-digit occupational group and elevated mortality from all and various causes were highlighted. Mortality from(More)
We report an 86-year-old women with an obturator hernia presenting with recurrent right hip pain. Obturator hernia is a diagnostic challenge because the hernial mass is usually concealed beneath the pectineus. It should be suspected in emaciated, multiparous, elderly women presenting with unexplained pain in the groin, hip, thigh, or knee. High levels of(More)
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