They were assured that participants could cease participating in the study at any point.
Investigators of longitudinal studies should take measures to retain older participants and lower level socio-economic participants, who are more likely to cease participating.
They cease participating altogether, leaving the politicians to brawl in a deserted public square.
Studies have shown that when seniors can no longer drive their cars, they cease participating in society: Visits to friends and family fall by 65 percent; shopping and eating trips fall by 59 percent.
Additionally, individuals may affect their communities, such as when disaffected individuals cease participating in neighborhood organizations.
Individual involvement in social activities was categorized into continuous participation, ceased participation before age 70, initiating participation in older adulthood, never participated, and dropped out before age 70.
(After 1975 Vietnam replaced South Vietnam on the committee, and Cambodia ceased to participate, although Cambodia has resumed membership since 1991).
When Southern delegates departed the Convention in 1860, the chairman announced, "The delegations of a majority of the states of this Union have, either in whole or in part, in one form or another, ceased to participate in the deliberations of this body".
We interviewed 44 persons, two of which ceased to participate for personal reasons.
The team invited women who were pregnant and eligible for the QF2011 study, but not eligible for M@NGO, or who would have been eligible for M@NGO but were approached after M@NGO recruitment ceased, to participate in QF2011.
