Table 3

Preanalytical mistakes in laboratory testing.

Number

Number of

Number of

Division

of samples*

requested

preanalytical

Frequency (%)

(95% Cl)

tests

mistakes


In-Patient

298,769

304,906

426

0.143

0.129–0.156

Out-Patient

441,268

457,013

622

0.141

0.130–0.152

Total

935,896

941,902

1,048

0.112

0.105–0.119


* The number of requested tests were greater than the number of samples because more than one test could be performed on a sample.

Wiwanitkit BMC Clinical Pathology 2001 1:5   doi:10.1186/1472-6890-1-5

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