This study analysed the variations, both in space and time, of 10 body dimensions and 2 anthropometric indexes of 745 adult males belonging to 5 ethnic groups of historical Lybia (el-Haràbi, el-Baraghìts, Marabtìn, Oases inhabitants and Tuareg). The data were collected in the years 1928 and 1932 by Puccioni and Cipriani, two Italian anthropologists. The aim was to reconstruct the biological his...

The purpose of this study was to investigate the secular trend of menarche age within the last 35 years in an immigrant urban city in Turkey-İzmir. We found the mean age at menarche as 13.10±1.18 years for 121,257 women. The reported mean age at menarche showed a decreasing trend over time. For women born before 1963 (≥40 years of age), the mean age at menarche was 13.08±1.21 years. For women b...

BACKGROUND Female distance runners are predisposed to thinness for performance reasons and at greater risk for health-related consequences than the general population. OBJECTIVES The aim of the study was to evaluate the secular trends in thinness among competitive distance runners in Japanese high schools with sex-specific comparison. METHODS Body mass index (BMI) were analysed in 9,881 fem...

We present 127 years of data on the physical stature of military conscripts born in Italy during 1854-1980, as well as an analysis of regional variations in height (for birth cohorts born during 1927-1980). The height of young men has increased in all regions of Italy. The secular trend and the regional changes in stature are correlated with economic growth and a general improvement of living c...

An information technology invention embodied in a website serving the interests of the autism community was designed to "let the data talk." By its use, the authors have detected a downward temporal trend in 2013 in the sex ratio of 2431 members of Autism360.org from a yearly average between 2010 and 2012 of 4.24 to 3.01 in 2013. As of the first two months of 2014, the average sex ratio is 2.69...

the different parts of the country, and be influenced by many factors. Maya Bhalla and Srivatsava (6) found a declining trend in the menarcheal age of Kanpur girls. Amrita Bagga and Kulkarni (7) found a mean menarcheal age of 12.6 years in 366 Maharashtrian girls from Poona. They compared this with previous data from Maharashtrian girls and found a lowering of menarcheal age from 1960 onwards, ...

BACKGROUND Belief is that chronic disease prevalence is rising in Bangladesh since death from them has increased. We reviewed published cardiovascular (CVD) and Type 2 Diabetes Mellitus (T2DM) studies between 1995 and 2010 and conducted a meta-analysis of disease prevalence. METHODS A systematic search of CVD and T2DM studies yielded 29 eligible studies (outcome: CVD only = 12, T2DM only = 9,...

Objectives Japanese and South Koreans have traditionally been shorter than Europeans, but have recently become appreciably taller. The aim was to quantify the secular trend patterns in height and weight growth in the two countries over 50 years using the SITAR growth curve model. Methods Data on mean height and weight by sex in 1-year age groups from 1 to 20 years were obtained by decade in Sou...

INTRODUCTION Despite tobacco control and health promotion efforts, the incidence rates of mouth cancer are increasing across most regions in India. Analysing the influence of age, time period and birth cohort on these secular trends can point towards underlying factors and help identify high-risk populations for improved cancer control programmes. METHODS We evaluated secular changes in mouth...

OBJECTIVE To describe secular trends on physical growth of children in China during the year of 1985-2005 and to analyze the urban-suburban-rural difference and its change. METHODS The measurements of height, weight and chest circumference obtained from two serial national cross-sectional surveys for children aged 0 to 7 years in China were used to analyze the secular trends, and the growth d...