Sentence examples for was ascertained before from inspiring English sources

Individuals for whom death was ascertained before 30 September 2004 were excluded.

Each ELISA plate contained positive and negative checks, and the validity of each assay was ascertained before data was processed.

The prospective nature of the study meant that pain status was ascertained before outcome was measured, avoiding a recall bias.

From the resected lung specimens, percentage tumor content and histologic type of each tumor was ascertained before RNA extraction.

However, since diabetes status was ascertained before the hip fracture outcome, any misclassification of diabetes would probably not differ by fracture status, and such nondifferential misclassification of exposure would only lead to an attenuation of the real risk estimate.

Another important strength is that the exposure to maternal consultations for NSPS was ascertained before studying the repetition of consultations for NSPS in children, which provides a clear temporal relationship.

Measures were ascertained before the intervention, directly afterwards and 1 year after the training.

A complete elucidation of nanoparticle toxicity needs to be ascertained before extensive manufacturing induced exposure.

The genetic fidelity of micropropagation system needs to be ascertained before using it at commercial level (Goswami et al. 2013).

Therefore, the module's docking status such as the docking orientation and the availability of docking ports must be ascertained before self-configuration takes place.

How attachment is expressed shows cultural variations which need to be ascertained before studies can be undertaken; for example Gusii infants are greeted with a handshake rather than a hug.