Exact(3)
The children were followed to the end of 2004 with minimal loss to follow up (less than 0.03 during 25 years of follow up related to disappearance from registers).[18] Children were further linked to the Copenhagen School Health Record Registry CSHRRR), [19] which has data on mandatory health examinations of children enrolled in public or private schools in the municipality of Copenhagen.
One patient receiving MTX as concomitant medication had a slight increase in liver enzymes later during follow up (less than a two-fold increase compared with normal values) with no sign of disease flare considered as drug toxicity.
A possible limitation is the length of follow up, less than 1 year, which may negatively affect our results because some increases in memory problems may not be detected.
Similar(57)
Follow-up period appropriate for the aim of the study Yes 1 Yes 1 7. Loss to follow-up less than 5%% Unclear 0.5 Unclear 0.5 8. Prospective calculation of study size No 0 No 0 9.
Follow-up period appropriate 2 2 0 0 0 0 1 2 0 0 0 2 7. Loss to follow-up less than 5%% 2 2 0 0 0 0 0 0 0 0 0 2 8. Prospective calculation of the study size 0 0 0 0 0 0 0 0 0 0 0 0 Additional criteria in the case of comparative study 9.
Six women were lost to follow-up less than 1 year postsurgery.
The prospective design and high rate of follow-up made reverse causation and bias through loss to follow-up less likely.
In order to obtain a sample of patients with at least 1 year of follow-up, patients who died, suffered rejection with graft failure or lost to follow-up less than 1 year after transplantation were excluded from the study.
Citigroup followed up less than two weeks later when it agreed to buy Grupo Financiero Banamex-Accival, Mexico's second-biggest bank, for $12.5 billion.
Older patients may safely be followed up less often, unless their remaining kidney was received > 1200 cGy.
"So the follow up was less than robust.
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