First, the small number of patients due to the difficulty to enrol this kind of patients with predefined criteria.
He graduated from high school, but was unable to enrol in university due to the conflict.
In the reported case studies, failure to enrol fingerprints was due to a combination of these factors and the particular cause was not recorded in all cases.
A limitation of this study is that it might be difficult to enrol the participants due to the fear of stigmatisation, as it might be difficult for parents to talk about their problems.
Failure to enrol could be due to the following: Although eligible, the participant was not requested to provide a fingerprint, e.g. a patient attending a health care facility bypassed the patient registration process, or in the case of HDSS surveillance, the individual could not be contacted.
The messaging scheme in was initially rolled out to younger residents, but due to its success GMP now plans to enrol the whole community, reports The Guardian.
The initial plan was to enrol more controls, but due to difficulties with recruitment of mothers with uninfected infants and concerns about recall bias from the lengthy period between the cases and controls, the ratio was decreased to 2 1.
On the face of it, this finding seems to contradict insurance theory, which holds that individuals who are relatively more risk averse will be more likely to enrol in health insurance due to the desire to protect themselves from health-related financial loss in the future [ 51].
Assuming 70% enrolment, we expect to enrol 216/year or 18/month.
