Table 1

Statistical tests reported in the Results, labeled in the text by the letters in the left-hand column

DistributionTestStatisticp valueSample sizeanimals
aNon-parametricPermutation testN/Ap <0.05, 468 sig.n =540n =7
bNon-parametricWilcoxon signed-rankT =2.17 × 104 p =7.54 × 10−30 n =468n =7
cNon-parametricWilcoxon signed-rank Embedded Image Embedded Image n =468n =7
dNon-parametricWilcoxon signed-rank Embedded Image Embedded Image n =468n =7
eNon-parametricWilcoxon signed-rank Embedded Image Embedded Image n =468n =7
fNon-parametricWilcoxon signed-rank Embedded Image Embedded Image n =468n =7
gNon-parametricJackknife t testT (varies)p <0.05, 132 sig.n =468n =7
hNormal (residuals)Pearson’s correlationr =0.18 Embedded Image n =468n =7
iNormal (residuals)Pearson’s correlationr =0.31 Embedded Image n =237n =2
jNormal (residuals)Pearson’s correlationr =0.50 Embedded Image n =237n =2
kNon-parametricMann–Whitney U Embedded Image Embedded Image n =132, 336n =7
lNormal (residuals)Pearson’s correlationr =0.22p =0.0103n =132n =7
mNon-parametricWilcoxon signed-rank Embedded Image Embedded Image n =132n =7
nNon-parametricMann–Whitney U Embedded Image Embedded Image n =119, 118n =2
oNon-parametricMann–Whitney U Embedded Image Embedded Image n =119, 118n =2
pNon-parametricMann–Whitney U Embedded Image Embedded Image n =93, 141n =7
qNormal (residuals)Pearson’s correlationr =0.34 Embedded Image n =234n =7
rNormal (residuals)Pearson’s correlationr =0.66 Embedded Image n =122n =2
sNormal (residuals)Pearson’s correlationr =0.41 Embedded Image n =122n =2
tNon-parametricMann–Whitney U Embedded Image Embedded Image n =132, 336n =7
uNon-parametricMann–Whitney U Embedded Image Embedded Image n =132, 336n =7
vNon-parametricMann–Whitney U Embedded Image Embedded Image n =132, 336n =7
wNon-parametricMann–Whitney U Embedded Image Embedded Image n =132, 336n =7
xNon-parametricMann–Whitney U Embedded Image Embedded Image n =132, 336n =7
yNon-parametricMann–Whitney U Embedded Image Embedded Image n =132, 336n =7
zNon-parametricMann–Whitney U Embedded Image p* = 1.00n =132, 336n =7
aaNon-parametricMann–Whitney U Embedded Image p* = 1.00n =132, 336n =7
bbNon-parametricMann–Whitney U Embedded Image p* = 1.00n =132, 336n =7
ccNon-parametricMann–Whitney U Embedded Image p* = 1.00n =132, 336n =7
ddNon-parametricMann–Whitney U Embedded Image p* = 1.00n =132, 336n =7
eeNon-parametricMann–Whitney U Embedded Image p* = 1.00n =132, 336n =7
ffNon-parametricMann–Whitney U Embedded Image p* = 1.00n =132, 336n =7
ggNon-parametricMann–Whitney U Embedded Image p* = 1.00n =132, 336n =7
hhNon-parametricMann–Whitney U Embedded Image p* = 1.00n =132, 336n =7
iiNon-parametricMann–Whitney U Embedded Image p* = 1.00n =132, 336n =7
jjNon-parametricMann–Whitney U Embedded Image Embedded Image n =132, 336n =7
kkNon-parametricMann–Whitney U Embedded Image Embedded Image n =132, 336n =7
llNon-parametricWilcoxon signed-rank Embedded Image Embedded Image n =141n =6
mmNon-parametricWilcoxon signed-rank Embedded Image Embedded Image n =141n =6
nnNon-parametricWilcoxon signed-rank Embedded Image Embedded Image n =141n =6
ooNon-parametricWilcoxon signed-rank Embedded Image Embedded Image n =141n =6
ppNon-parametricWilcoxon signed-rank Embedded Image p =0.105n =141n =6
qqNormal (residuals)Pearson’s Correlationr =0.18p =0.0345n =141n =6
rrNon-parametricMann–Whitney UU =5.02 × 102 p =0.0449n =12, 129n =6
  • p* indicates Bonferroni-adjusted p values for 12 multiple comparisons.