27 For both outcomes, we did not consider undefined data or data on upper respiratory tract infections.
We were also conservative in our analysis because we did not consider undefined data or data on upper respiratory tract infections, and when studies presented different estimates according to the severity of pneumonia we extracted those reporting only the most severe cases and the most precise or adjusted measure.
Additionally, when comparisons between FPKM of the two sexes was carried out, if the FPKM value exceeded 0.05 in one sex and was zero in the other sex, it was considered an undefined bias favoring the sex with expression.
These policies have been recommended in recognition of the complex relationship between a given biosimilar and its reference product, but they are also relevant when one considers the undefined relationships among a set of similar biologics (i.e., multiple biosimilars of a single reference product).
This violation occurs when the language finds a source code artifact that does not fit into the components defined in the architectural specification, and consequently, such artifact is considered unspecified (or undefined) in DCL 2.0. Figure 4 shows an example of unknown component violation.
Adenocarcinoma not otherwise specified was not analysed as we considered it an undefined subtype, and the other histology subtypes were too few to be analysed separately.
The disease status was considered to be undefined if any of the symptom variables that were required to define a case was missing or answered by "not sure".
Birth weight percentiles were derived from sex and parity specific growth curves [ 25] and considered to be undefined for multiple pregnancies and neonates with congenital anomalies or perinatal death.
On a return, the previously used cache blocks can be marked empty because function local data is not accessible after the return (it could be accessed in C by returning a pointer to the stack data; however, this is undefined and considered poor programming practic).
The criteria for what may be considered futile therapy remains undefined and, for the same acuity of illness, withdrawal practices may vary [ 14].
