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. 2019 Apr 2;9:5489. doi: 10.1038/s41598-019-41937-0

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 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.