Our findings regarding absent registrations are comparable with other studies, but some parameters (HbA1c, smoking behaviour) were indeed registered more often in our practice sample [ 25, 26].
Moreover, in our open cohort, inclusion and attrition rates of patients varied during the course of the study; this resulted in absent registrations in the general practice-based research network and missing values in the dataset.
Third, information biases due to absent registration or differing data recording practices in the electronic medical record.
The verbal autopsy is a method for establishing the probable medical cause of death through structured interviews with caregivers in settings where civil registration systems are absent [ 3, 61, 62].
Whatever the case, absent a registration — which requires disclosure of how much the registrant is being paid and by whom — Mr. Manafort's compensation has remained a mystery.
Agreement was determined by defining accordance between the programs in absent and present registrations, accordance between values of registrations, and whether the differences found in values were also a clinically relevant difference.
In these countries vital registration systems are either absent or poorly developed and lack quality information.
French challenged the gathered producers, directors, cinematographers, and distributors: "Until now the subject of birth registration has been almost absent from your films.
The speed of response is a critical determinant of the success of an outbreak response (2), and the vaccination status of children is seldom known because of weak or absent vital registration systems and public health infrastructure.
However, in many HBCs, notification systems do not record all cases and vital registration systems are either absent or of such poor quality and coverage that TB statistics is often unreliable [ 4, 6].
