女性人口寿命离子男性的趋势 老年人口中女性比例高,是由于女性人口的平均寿命高于男性,女性人口平均寿命高是个带有普遍性的现象。一般来说,经济越发达,人口的平均寿命就越高,女性寿命高于男性的差距也就越大。象1980年欧洲的平均预期寿命女性比男性高出6岁左右,而非洲只高出3岁。女性寿命高的主要原因是:除了生育期外,女性各年龄组的死亡率 The trend of female life expectancy and ionic males The high proportion of females in the elderly population is due to the fact that the average life expectancy of female population is higher than that of males, and the average life expectancy of female population is a universal phenomenon. In general, the more developed the economy, the higher the average life expectancy of the population and the greater the gap between female life expectancy and male life. Like the average life expectancy in Europe in 1980, women are about 6 years older than men, and Africa is only 3 years older. The main reason for the high life expectancy of females is: In addition to the reproductive period, the mortality rate of women in all age groups