Science calculations - interpreting graphs and diagrams
Interpreting information from graphs
The UK Government records annual statistics about the numbers of sexually transmitted diseases. The instances of syphilis and gonorrhoea from 2013 to 2023 are shown in line graphs below. Both are bacterial diseases, transmitted by sex with an infected person.
Question
What conclusions about syphilis can you draw from this data? Use numbers in your answer. [4 marks]
In all years the number of men infected is greater than women (1 mark). The number of women infected remains constant, well below 1000 per year (1 mark). Between 2011 and 2013 the number of men infected remained constant around 3000 (1 mark). Between 2012 and 2023 the number of men infected increased from around 3000 to over 8000 (1 mark).
Question
What conclusions about gonorrhoea can you draw from this data? Use numbers in your answer. [4 marks]
In all years the number of men infected is greater than women (1 mark). The number of women infected increased from 2011 to 2023 (1 mark). The number of men infected increased from 2011 to 2019 before reducing in 2020 (1 mark). Between 2011 and 2019 the number of men infected increased to over 50 000 before reducing to under 40 000 (1 mark). It increased after this (1 mark).
Interpreting information from diagrams
The rates of gonorrhoea diagnosis in England in 2022 are shown in the diagram below.
Question
What conclusions about gonorrhoea can you draw from this data? Use numbers in your answer. [4 marks]
Gonorrhoea infections are not found equally throughout England (1 mark). Fewer infections are found in East Anglia, the South West and in parts of Northern England (1 mark). Higher rates of infection are found in major cities (1 mark). These include London and Birmingham (1 mark).
More guides on this topic
- Field investigations - OCR Gateway
- Monitoring and maintaining the environment - OCR Gateway
- Feeding the human race - OCR Gateway
- Treating, curing and preventing disease - OCR Gateway
- Cancer and cardiovascular disease - non-communicable - OCR Gateway
- Monitoring and maintaining health - non-communicable - OCR Gateway