Which of the following is true regarding advances in automated coagulation instrumentation?
a. Less staff training is required to operate and maintain the equipment than earlier semiautomatic instruments.
b. Single-sample testing is possible because of increased precision.
c. Newer instruments are less expensive.
d. Accuracy is so improved that controls do not need to be run.
ANS: B
Increased precision on the new automated coagulation instruments means that single-sample testing is possible. Before this, every sample had to be tested in duplicate and the duplicates had to agree within certain preset limits before they could be averaged and the result reported.
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