Middlesex-London, as referred to in this resource, includes the City of London and the County of Middlesex and is the region served by the Middlesex-London Health Unit.
First language learned in childhood and still understood at the time of the Census.
Method of smoothing irregularities in trend data, such as long term trends in incidence or mortality. Moving averages make it easier to understand long-term trends in rates that otherwise might be masked by short-term fluctuations (Last, 4 ed).
The number of multiple live births per 100 live births.