Institute of Epidemiology & Health Care



Q.What was the world's biggest killer in 2016?
A. Heart disease

In 2016, heart disease killed around 9.4 million people (17 percent of all deaths worldwide). Communicable diseases such as flu accounted for less than 20% of all deaths in 2016 compared with 30% in 2000. Why do you think explains the change since 2000? Source: http://www.who.int/mediacentre/factsheets/fs310/en/

Q. What was the country with the lowest average life expectancy at birth in 2016?
A. Lesotho

In Lesotho, the life expectancy at birth was 52.9 years in 2016. Why do you think a baby born in Lesotho in 2016 might live, on average, longer (or shorter) than 52.9 years?

Source: http://www.who.int/gho/mortality_burden_disease/life_tables/situation_trends/en/

Q. What country had the highest life expectancy at birth in 2016?
A. Japan

In Japan, the life expectancy at birth was 84.2 years in 2016. Japan has experienced a rapid decrease in mortality and fertility rates since 1945. What do affect do you think this has had on Japan's population age structure?



Q. What country had the highest age-standardised rate of cancer globally in 2012?
A. Denmark

In Denmark, 338 people per 100,000 were diagnosed with cancer in 2012. Is this because of better diagnosis, longevity or something else? Demark had the highest age-standardised cancer mortality rate in Western Europe in 2016. Source: http://www.wcrf.org/int/cancer-facts-figures/data-cancer-frequency-country

Q. What was the most common circumstance of new mothers in UK in 2016?
A. Married

55% of babies were born to married mothers in 2013/14-2015/16. The proportion born to cohabiting mothers has more than double since the early 1990s

Source: https://www.understandingsociety.ac.uk/sites/default/files/downloads/general/changes-in-family-structure.pdf

Q. Were men or women more likely to be obese (BMI>=30) in England in 2016?
A. Women

26 per cent of men and 27 per cent of women were obese. The proportion of adults who were obese has been stable since 2010.

Source: https://digital.nhs.uk/data-and-information/publications/statistical/health-survey-for-england/health-survey-for-england-2016

Q. What is the most populated country in the world?
A. China

China was estimated to have a population of 1.379 billion in 2015. That's an easy one, right. India is more densely populated than China by almost 3 times per square kilometre. Sources: https://esa.un.org/unpd/wpp/


Q. Has the proportion of the world's population living in poverty (i.e. less than $1.90 a day) increased, decreased or stayed the same in the last 20 years?
A. Decreased

The figure was 10.7 percent in 2013, down from 35 percent in 1990. Where in the world do you think the success in reducing poverty has been most considerable?

Source: http://www.worldbank.org/en/topic/poverty/overview