Moving an existing team to London could be problematic because of relocation fees, stadium leases and other costs.
For example, contact-tracing has recently become more challenging because of relocation of contacts from urban to rural communities (28).
In addition, 104 participants were lost to follow up, mostly because of relocation out of the study area.
In the main analyses, follow-up was limited to one year to avoid loss of follow-up because of relocation of patients.
Although 19% of households were lost to follow-up, most commonly because of relocation, attack rates among completing households available for 1 visit or 2 were not significantly different.
During the study, sites were added based on additional funding, two sites dropped out because of relocation of key study staff, and in two sites the study was terminated because of low recruitment (that is, they enrolled less than 70% of eligible patients).
Longitudinal studies that compare the activity levels, patterns and types of physical activity undertaken, in people who experience a change in green space in their local environment (either because of relocation or due to opening up or closure of areas of local green space), will provide a better test of the hypothesis that green space promotes physical activity.
If, however, they are being offered the chance to move or are let go because of the relocations, they can stealthily jettison the costly employees.
Women also experience more often partnership dissolutions because of international relocations.
