Longer duration of use was more strongly associated with certain causes of death, including premature mortality due to breast cancer (test for trend P<0.0001) and decreased mortality rates of ovarian cancer (P=0.002).
Selection bias due to the healthy worker effect, in conjunction with low statistical power for certain causes of death, may have reduced our ability to detect increases in mortality caused by PCB exposure.
The analysis of relative mortality differentials does not indicate how relevant a certain cause of death is for all-cause mortality.
Let us define mortality ratio (MR) for a certain cause of death as the ratio of the number of these deaths during the whole LSS period 1950-2003 thethe number of persons entering LSS.
In addition, certain trends in key causes of mortality were reversed or arrested, and there was a rapid increase in the suicide rate.
Conclusion In this large prospective study, the habitual consumption of spicy foods was inversely associated with total and certain cause specific mortality, independent of other risk factors of death.
In addition, in recent days, most of the countries were affected by major causes of mortality with certain types of degenerative diseases.
Although a certain amount of progress has been made, tuberculosis continues to be one of the main causes of mortality worldwide, especially in developing countries, accounting for nearly 2 million deaths a year.
The major causes of mortality were identified as diarrhoea and pneumonia, whilst neonatal disorders, malaria and HIV contributed substantially in certain regions [ 1].
