Table 3.

Statistical table

FigureData structureType of testSample sizeStatistical data
Figure 2BTwo-factors (genotype and taste field); data are countsKruskal–Wallis test followed by Dunn test for multiple comparisonsWT mice: 6 mice
CV: 110 buds
FF: 19 buds
SP: 15 buds
KO mice: 6 mice
CV: 125 buds
FF: 16 buds
SP: 17 buds
χ2(5, N = 302) = 219.74, p < 0.0001
CV_WT vs CV_KO: p < 0.0001
FF_WT vs FF_KO: p = 0.0395
SP_WT vs SP_KO: p = 0.00331
Figure 3ATwo-factors (genotype and tastants); data are continuousTwo-way ANOVAWT mice: n = 6
Skn-1a-/- mice: n = 6
Genotype: F(1,91) = 12.755, p < 0.001
Interaction: F(7,91) = 3.315, p = 0.004
Holm–Sidak’s multiple comparisons test:
KO/WT, NH4CL: p = 0.282
KO/WT, Suc: p = 0.008
KO/WT, Qui: p = 0.034
KO/WT, Msg: p = 0.039
KO/WT, NaCl: p = 0.008
KO/WT, Msg+Imp: p = 0.007
KO/WT, Hcl: p = 0.127
KO/WT, Ca: p = 0.975
Figure 3BTwo-factors (genotype and tastants)Two-way ANOVAWT mice: n = 5
KO mice: n = 9
Genotype: F(1,41) = 6.726, p = 0.014
Interaction: F(2,41) = 0.976, p = 0.386
Figure 4CCategoricalχ2WT cells: 3262 from 3 mice
KO cells: 4236 from 4 mice
χ2(2, N = 7498) = 5.312, p = 0.070
Figure 4DCategoricalχ2WT cells: 3262 from 3 mice
KO cells: 4236 from 4 mice
χ2(3, N = 7498) = 5.064, p = 0.167
Figure 5CTwo-factors (genotype and stimulus)Two-way ANOVAWT cells: 7
KO cells: 6
Genotype: F(1,38) = 0.0670, p = 0.797
Interaction: F(2,38) = 0.0272, p = 0.973
Figure 5DTwo-factors (genotype and stimulus)Two-way ANVOAWT cells: 4
KO cells: 6
Genotype F(1,29) = 0.0156, p = 0.902
Interaction: F(2,29) = 0.409, p = 0.669
Figure 6CTwo-factors (genotype and taste field)Kruskal–Wallis testWT taste buds: 166
KO taste buds: 207
χ2(7, N = 302) = 7.0057, p = 0.4283
Figure 7CTwo-factors (genotype and taste field)Kruskal–Wallis test followed by Dunn test for multiple comparisonsWT taste buds: 74
KO taste buds: 154
χ2(7, N = 302) = 57.047, p < 0.0001
CV_WT vs CV_KO: p = 0.0181
FOL_CV vs FOL_KO: p < 0.0135
FF_WT vs FF_KO: p > 0.05
SP_WT vs SP_KO: p > 0.05
Figure 9Normal distributionPaired t test vs artificial salivaWT NaCl: 10
WT CA: 9
KO NaCl: 5
KO CA: 8
WT NaCl: t(9) = 2.363, p = 0.0424
WT CA: t(8) = 2.697, p = 0.027
KO NaCl: t(4) = 1.262, p = 0.275
KO CA: t(7) = 0.473, p = 0.650