Which of the following is determined by correlating test results with a current criterion measurement rather than future information and is likely to be called immediate predictive validity?

In patients with the following injury, it may be wise to avoid collars and use instead manual stabilization and head cushion devices or blanket rolls for cervical-motion restriction

A) Thoracic cord injuries B) Cervical injuries C) Mandible injuries D) Head injuries

In which of the following ways does cardiac arrest in children differ from cardiac arrest in adults?

A) Cardiac arrest in children is more likely to be due to respiratory failure. B) Ventricular fibrillation is common in children. C) Cardiac arrest in adults is more likely to be due to respiratory failure. D) Ventricular fibrillation is not common in adults.