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Fig. 5.

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Fig. 5. Box plot analysis of mean percentage bias for cardiac troponin I grouped into six manufacturers (A–F) according to different performance goals. Bars represent means, and error bars represent 95% confidence intervals. Groups were compared using the Student–Newman–Keuls multiple-comparison test. **P≤0.001 and *P≤0.05.
Ann Lab Med 2023;43:425~433 https://doi.org/10.3343/alm.2023.43.5.425

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