This question is based on the "transition from gel separatory serum tubes to lithium heparin gel tubes in the clinical laboratory" proportional reduction in total aspiration errors and related device warnings
The proportion of tubes with aspiration errors in the total number of samples was 0.88%. The proportional reduction in total aspiration errors and related device warnings was statistically significant two months after switching to plasma tubing. The proportion of specimens with aspiration errors to the total number of specimens was 0.44% between April and May 2022 (X 2=41.718, p