an average of 是… an average一般说来; 起来 on average ;普通,通常 average level 水 , 能级 average price 价格 moving average移动 数 average temperature 温度 average age 年龄 above the average在一般水 (或 数)以上 average value on the average ...
life expectancy, mean (age)mortalityrisk of deathHoward M. KravitzAmerican Cancer SocietyKravitz HM. Average age at death. In: Armitage P, Colton T (eds): Encyclopedia of Biostatistics, John Wiley and Sons 1998: Chichester, UK; pp. 230-231...
Disease burden of injury was evaluated by analysis of vital statistics data on age-standardized mortality, potential years of life lost(PYLL)in Beilun District from 2002 to 2007. 方法按国际疾病分类(ICD-10)对北仑区2002—2007年居民病伤死因资料统一分类编码,利用标化死亡率、构成比、顺位和潜在减寿...
Age structure, mortality and breeding in a population of agile wallabies (Macropus agilis) Aspects of the demography of the agile wallaby (Macropus agilis) were investigated in an overabundant population in East Point Reserve, Darwin. The maximum wet-season population size was relatively stable for...
...you would like it. Before I had reached your age the great object of my ambition was a watch. I received one from my uncle, as a gift, on my seventeenth birthday. I believe I looked at it once in five minutes on anaverageduring the... ...
The possibility of a rural-urban difference in the health effect of community resources has not been checked earlier. Methods Discrete-time hazard models for mortality at age 60-89 were estimated for 1990-1992 and 2000-2002, using register data that cover the entire Norwegian population. For ...
The mortality rates of pregnant women, infants and children under 5 years of age in China all dropped to their lowest levels in history in 2021, said Song Li, director of the maternal and child health department of the NHC.
China's infant mortality rate decreased from 5.4 per 1,000 in 2020 to 5 per 1,000 last year, the commission said. The mortality rates of pregnant women, infants and children under 5 years of age in China all dropped to their lowest levels in history in 2021, said Song Li, director of...
Population growth is more determined by birth rates than mortality(死亡率) rates. “In the very shortterm, falls in mortality do create population growth," observes Jane Falkingham, professor and director of theCentre of Population Change at the University of Southampton. “In the longer period,...
Sectors that receive investment, on the other hand, would have an above-average marginal productivity of capital. This simplification may generate somewhat higher age estimates when population maintenance is dependent on individuals with above-average growth to reach the canopy. They reported above-...