(n.) A lustration or purification, especially the purification of the whole Roman people, which was made by the censors once in five years. Hence: A period of five years.
Example Sentences:
(1) Thus Imperium (2006) describes the rise to power, Lustrum (2009) the years in power and Dictator (2015) the repercussions of power.
Quinquennium
Definition:
(n.) Space of five years.
Example Sentences:
(1) During the quinquennium there was a changing pattern of admission rates for patients from different counties, and some evidence of 'space-time' clustering.
(2) Age-adjusted incidence rates increased from 88 during the 1961 to 1965 quinquennium to 125 during the 1976 to 1980 quinquennium; these rates probably reflect better recognition rather than a true increase in incidence rates.
(3) The increased proportion of infants weighing less than 2500 g may be explained by the overall reduction in gestational age at delivery, which, in turn, may have resulted from increased use of elective delivery during the second quinquennium.
(4) Rates of triple births decreased slightly till the early 70's and increased in relative and absolute terms from late 70's on, thus if in the quinquennium 1955-1959 only 1 out of 99 multiple births was a triplet, this ratio increased to 1 out of 70 in 1980-1983.
(5) Women who were premenopausal at presentation still had a significant excess of deaths in the fourth quinquennium of follow-up.
(6) Systolic blood pressure shows an increasing trend with age, with mean levels greater than 160 mmHg in each quinquennium, while the prevalence of hypertension ranges between 60 and 75%.
(7) The survival time as measured from either first admission or from last discharge to death was appreciably longer in the second quinquennium.
(8) Following a description of the method of calculating the regression coefficients, data on mortality from breast cancer in England and Wales for 1951-1970 are analysed as a function of age group, quinquennium of birth and quinquennium of death.
(9) An analysis of the age distribution showed that rhabdomyosarcoma is more than three times as frequent as non-rhabdomyosarcomatous soft-tissue tumours in the first quinquennium.
(10) If we consider the last quinquennium's statistics, we remark that treatment's incidence is lower to 0.4% conforming to literature's data.
(11) There was a higher cumulative percentage of the male patients who became affected at each age quinquennium.
(12) A table was constructed indicating the cumulative percentage of those who became ill by the time they passed through each age quinquennium.
(13) Eleven patients died of their tumor, three in the first quinquennium and eight in ght third.
(14) However, due to the increased popularity of sterilization, the proportion of ectopic pregnancies in women who had been sterilized increased from 0% in the 1950s to 21% in the quinquennium 1975-1979.
(15) Data show an inversion of the trend of the previous quinquennium and evidentiate a wider use of chemoprophylaxis and a more effective therapeutic action by the Sanitary Structure in Lombardy.
(16) Comparison with the national figures for all Italy did not reveal an excess of deaths from lung cancer but during the last quinquennium of observation, the SMR for lung cancer rose to 206.
(17) The results are: 1) any kind of lesion is more frequent among in-patient than mass-screening subjects; 2) the prevalence of benign displasia, incipient, in situ and invasive carcinoma per age group, considered per quinquennium, shows a three-phase trend, both in mass screening and in-patient cases; 3) the time of evolution is different for cervicocarcinoma in the different age groups of incipience.
(18) Behind an overall mortality rate of 0.19 deaths per 1,000 anaesthetics attributable to anaesthesia, lies a 6-fold decrease in the incidence, computed quinquennially, from 0.43 per 1,000 anaesthetics in the first quinquennium to 0.07 per 1,000 anaesthetics in the last.
(19) Sixty-eight patients were in the first quinquennium of life, 13 in the second, and 29 in the third.
(20) Over the quinquennium 1964-68 the crude annual incidence of Kaposi's sarcoma in Uganda per million of the population was 7·9 overall, 14·6 for males and 1·1 for females.