Table 2.

Results from linear mixed‐effects models for estimation of coefficients of variation (%) of biological and analytical variation with and without outlier exclusion, including 95% confidence intervals (CIs)

	Original		Sensitivity
Tryptase	Estimate	95% CI	Estimate	95% CI
Mean	3.09	2.57, 3.61	3.09	2.57, 3.61
Standard deviation between persons	0.98	0.63, 1.51	0.98	0.68, 1.41
Standard deviation within persons	0.17	0.14, 0.22	0.19	0.15, 0.23
Standard deviation within duplicates	0.20	0.17, 0.22	0.17	0.15, 0.19
Log‐transformed tryptase
Mean	1.074	0.893, 1.256	1.073	0.890, 1.255
Standard deviation between persons	0.342	0.233, 0.503	0.345	0.234, 0.507
Standard deviation within persons	0.054	0.042, 0.069	0.055	0.044, 0.069
Standard deviation within duplicates	0.066	0.058, 0.075	0.059	0.052, 0.067