What happens to Palestine refugees with diabetes mellitus in a primary healthcare centre in Jordan who fail to attend a quarterly clinic appointment?

In a primary healthcare clinic in Jordan to determine: (i) treatment outcomes stratified by baseline characteristics of all patients with diabetes mellitus (DM) ever registered as of June 2012 and (ii) in those who failed to attend the clinic in the quarter (April-June 2012), the number who repeatedly did not attend in subsequent quarters up to 1 year later, again stratified by baseline characteristics.