Evaluation of Growth Patterns and Body Composition in C57Bl/6J Mice Using Dual Energy X-Ray Absorptiometry
Table 2
Bivariate correlation coefficients Spearman’s rho or Kendall’s tau and values (in round brackets) among DEXA soft tissues measurements and somatometric indexes in female C57BL/6J mice from 5 to 30 weeks of age.
5 weeks, no. 20
LM
FM
BMI
0.552 (0.014)
0.307 (0.201)
Body weight
0.552 (0.014)
0.307 (0.201)
Body surface area
0552 (0.014)
0.307 (0.201)
9 weeks, no. 20
LM
FM
BMI
0.661 (0.002)
0.239 (0.320)
Body weight
0.737 (0.0003)
0.145 (0.541)
Body surface area
0.761 (0.0001)
0.067 (0.780)
13 weeks, no. 25
LM
FM
BMI
0.451 (0.020)
0.531 (0.006)
Body weight
0.857 (<0.000001)
0.170 (0.410)
Body surface area
0.357 (0.080)
−0.417 (0.038)
17 weeks, no. 5
LM
FM
BMI
0.499 (0.004)
0.369 (0.030)
Body weight
0.133 (0.460)
0.089 (0.632)
Body surface area
0.258 (0.772)
−0.335 (0.057)
21 weeks, no. 10
LM
FM
BMI
0.813 (0.004)
−0.605 (0.062)
Body weight
0.699 (0.024)
−0.280 (0.431)
Body surface area
0.873 (0.0009)
−0.711 (0.021)
25 weeks, no. 5
LM
FM
BMI
0.000 (1.000)
0.599 (0.220)
Body weight
0.000 (1.000)
0.200 (0.806)
Body surface area
−0.223 (0.794)
0.200 (0.806)
30 weeks, no. 5
LM
FM
BMI
0.800 (0.086)
0.316 (0.613)
Body weight
0.800 (0.086)
0.316 (0.613)
Body surface area
0.516 (0.386)
0.680 (0.236)
LEGEND: Kendall’s tau test. BMI: body mass index. LM: lean mass. FM: fat mass.