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Table 1 Comparisons of fluorescence signals (paw and spine) between wild-type (wt) and ank/ank mice in three different age groups (8, 12, and 18 weeks)

From: Aberrant axial mineralization precedes spinal ankylosis: a molecular imaging study in ank/ankmice

  Paw      Spine     
   n Mean
signal
95% confidence
intervals
P   n Mean
signal
95%
confidence
intervals
P
Wt (8 weeks)   4 84.4 67.5-101.2    4 200.2 141.9-258.4  
ank/ank (8 weeks)   6 148.4 112.1-184.8    6 319.3 274.9-363.7  
Mann-Whitney
U test
     0.011a      0.011a
wt(12 weeks)   4 64.9 46.1-83.6    4 134.7 93.2-176.1  
ank/ank (12 weeks)   4 169.5 111.3-227.8    5 253.7 177.1-330.3  
Mann-Whitney
test
     0.021a      0.014a
Wt (18 weeks)   4 58.9 31.6-86.2    4 130.4 111.7-149.1  
ank/ank (18 weeks)   4 87.0 64.9-109    4 271.1 169.0-373.1  
Mann-Whitney
test
     0.043a      0.029a
  1. aSignificant differences; n = number of mice.