Final answer:
In 2014, there were an estimated 9.6 million new TB cases and 1.5 million TB-related deaths worldwide. Specific UK TB incidence data for 2014 is not provided here, and a comparison to the last 3 years requires updated statistics from relevant health authorities.
Step-by-step explanation:
The incidence of TB in the UK in 2014 was significant as Tuberculosis (TB) remains one of the deadliest infectious diseases. According to the World Health Organization and the Centers for Disease Control and Prevention, in 2014, there were 9.6 million new TB cases and 1.5 million deaths worldwide.
However, specific figures for the UK in 2014 are not included in the provided reference materials. To know how this has changed in the last 3 years, a comparison of data from the respective years would be required.
For accurate and current statistics, one would need to consult the most recent reports from health organizations or databases that track the incidence of TB, such as the Public Health England or the National Health Service.