Table 1 Summary of linear mixed effects model on intensity, familiarity and pleasantness odor ratings.

Intensity Ratings	β	SE	t value	p value	95% CI
Fixed effects	β	SE	t value	p value	Lower	Upper
Intercept	6.18	0.32	19.20	<0.001	5.546	6.807
Clean Air	−3.31	0.35	−9.28	<0.001	−4.016	−2.615
Masked body odor	0.24	0.34	0.70	0.484	−0.432	0.914
Session (Post)	−0.66	0.29	−2.28	0.024	−1.233	−0.093
Familiarity Ratings
Fixed effects
Intercept	5.76	0.37	15.61	<0.001	5.035	6.480
Clean Air	−1.85	0.33	−5.61	<0.001	−2.502	−1.207
Masked body odor	0.27	0.33	0.83	0.410	−0.370	0.910
Session (Post)	−0.27	0.27	−0.99	0.323	−0.814	0.267
Pleasantness Ratings
Fixed effects
Intercept	5.05	0.32	15.55	<0.001	4.416	5.689
Clean Air	−0.47	0.31	−1.51	0.132	−1.079	0.138
Masked body odor	−0.38	0.30	−1.26	0.210	−0.976	0.212
Session (Post)	−0.20	0.25	−0.78	0.436	−0.695	0.298

Note: β = estimate; SE = standard error; 95% CI = confidence interval. Significant p values are reported in bold. Table shows model with masker condition set as reference.

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