| http://www.w3.org/ns/prov#value | - It is important to highlight that there was considerable variability in the employment, ethnicity and socio-economic position of the participants indicating that although there was a reasonable balance between arms and overall the sample was diverse.Table 3Descriptive characteristics of participants at baseline (time 0)Weekly attendance ranged from 52% to 84% (Additional file 1: Figure SB).
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