Recall and Interviewer Bias in Parental Report of Pediatric Exposure to Aromatic Plant Ingredients in Personal Care Products: Development and Validation of a More Accurate Approach

Table 2

Agreement between tea tree exposure measures.

Statistical approach	Statistic	95% confidence interval
Lin’s concordance correlation coefficient ρc	0.662	0.503, 0.778	<0.001
Pearson’s r	0.731	—	<0.001
Bias correction factor	0.906	—	—
Bland–Altman’s limits of agreement	0.143 (SD = 0.54)	−0.916, 1.201	—