Table. 1.

Number of participants and acceptable rates in the urine chemistry QC

Tests 1st QC 2nd QC 3rd QC
pH 1,648 (94.5) 1,664 (96.4) 1,684 (90.9)
Protein 1,660 (98.7) 1,676 (98.1) 1,696 (97.9)
Glucose 1,651 (99.2) 1,667 (98.4) 1,687 (97.9)
Ketone 1,599 (96.4) 1,617 (99.4) 1,635 (99.9)
Bilirubin 1,592 (95.2) 1,616 (93.0) 1,635 (92.0)
Blood 1,649 (99.1) 1,665 (99.3) 1,686 (98.9)
Urobilinogen 1,600 (93.5) 1,618 (94.2) 1,637 (94.4)
Nitrite 1,567 (99.7) 1,584 (99.4) 1,604 (99.3)
Leukocyte 1,557 (99.0) 1,573 (99.3) 1,594 (99.5)

Values are presented as the number of participants (acceptable %).

The results with <95% accuracy are indicated in bold.

Abbreviation: QC, quality control.

Lab Med Qual Assur 2022;44:1~9 https://doi.org/10.15263/jlmqa.2022.44.1.1
© Lab Med Qual Assur