The Development of Circadian Rhythms in Human Infants

3.1.3 Socioeconomic demographics of participant families
Lifestyles, housing conditions and socioeconomic background of the participant
families varied within the group. There was a predominance of higher social groups
(57% - 20 families class I-III). 42% (15 families) were in the lower social classes
(IV-IX). Only 2% were from a household were both partners where unemployed.
This is not fully reflective of the unemployment rates in this region. The
unemployment rate in Leicester city is 11.5% and the county rate is 5.2% compared
with the national average of 6.9% (ONS 2009).
The social class of each family was determined by using the classification as assigned
to the highest wage earner in the family (irrespective of whether this was mother or
father) using government classifications from the Office for National Statistics (ONS
2009).
Social class 1 - six (17%) families - higher manager/professional
Social class 2 - ten (29%) families - lower manger/professional
Social class 3 - four (11%) families- intermediate
Social class 4 – one (2%) family – small employer / account worker
Social class 5 - no families - lower craft/supervisory
Social class 6 - eight (22%) - semi routine workers
Social class 7 -five (14%) families - routine workers
Social class 8 - one (2%) family was unemployed.
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