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Table 3 Femoral weights and length

From: Hydrolyzed collagen intake increases bone mass of growing rats trained with running exercise

  20% protein Two-way ANOVA (p value) 40% protein Two-way ANOVA (p value)
   Exercise Collagen Interaction   Exercise Collagen Interaction
Wet weight (g)         
Collagen(-) EX(-) 0.9860 ± 0.0010 0.189 0.116 0.888 1.0127 ± 0.0206 0.326 0.570 0.271
EX(+) 0.9633 ± 0.0290 0.9712 ± 0.0107
Collagen(+) EX(-) 1.0191 ± 0.0215 1.0020 ± 0.0159
EX(+) 0.9910 ± 0.0145 1.0044 ± 0.0319
Wet weight (g/100g Body Wt.)         
Collagen(-) EX(-) 0.2434 ± 0.0026 <0.001 0.006 0.633 0.2461 ± 0.0045 <0.001 0.001 0.191
EX(+) 0.2796 ± 0.0077 0.2772 ± 0.0037
Collagen(+) EX(-) 0.2605 ± 0.0032 0.2560 ± 0.0035
EX(+) 0.2918 ± 0.0057 0.2988 ± 0.0066
Dry weight (g)         
Collagen(-) EX(-) 0.6363 ± 0.0088 0.013 0.152 0.540 0.6401 ± 0.0126 0.327 0.207 0.508
EX(+) 0.6031 ± 0.0110 0.6202 ± 0.0075
Collagen(+) EX(-) 0.6450 ± 0.0142 0.6475 ± 0.0082
EX(+) 0.6247 ± 0.0088 0.6436 ± 0.0199
Dry weight (g/100g Body Wt.)         
Collagen(-) EX(-) 0.1570 ± 0.0021 0.001 <0.001 0.851 0.1556 ± 0.0028 <0.001 <0.001 0.365
EX(+) 0.1751 ± 0.0027 0.1769 ± 0.0021
Collagen(+) EX(-) 0.1649 ± 0.0021 0.1654 ± 0.0016
EX(+) 0.1838 ± 0.0028 0.1915 ± 0.0040
Ash weight (g)         
Collagen(-) EX(-) 0.3981 ± 0.0109 0.193 0.572 0.686 0.4040 ± 0.0125 0.726 0.442 0.751
EX(+) 0.3793 ± 0.0117 0.3972 ± 0.0037
Collagen(+) EX(-) 0.3998 ± 0.0128 0.4086 ± 0.0071
EX(+) 0.3899 ± 0.0108 0.4083 ± 0.0175
Ash weight (g/100g Body Wt.)         
Collagen(-) EX(-) 0.0982 ± 0.0016 <0.001 0.095 0.896 0.0982 ± 0.0027 <0.001 0.005 0.688
EX(+) 0.1101 ± 0.0026 0.1134 ± 0.0024
Collagen(+) EX(-) 0.1022 ± 0.0016 0.1044 ± 0.0012
EX(+) 0.1147 ± 0.0034 0.1215 ± 0.0034
Ash weight (g/Dry weight)         
Collagen(-) EX(-) 0.6252 ± 0.0069 0.553 0.396 0.985 0.6310 ± 0.0033 0.223 0.577 0.540
EX(+) 0.6287 ± 0.0042 0.6413 ± 0.0094
Collagen(+) EX(-) 0.6200 ± 0.0044 0.6313 ± 0.0038
EX(+) 0.6237 ± 0.0083 0.6347 ± 0.0037
Length (cm)         
Collagen(-) EX(-) 3.710 ± 0.014 0.004 0.216 0.109 3.696 ± 0.015 0.084 0.851 0.082
EX(+) 3.623 ± 0.023 3.646 ± 0.009
Collagen(+) EX(-) 3.699 ± 0.017 3.668 ± 0.010
EX(+) 3.675 ± 0.018 3.669 ± 0.023
Long Width (cm)         
Collagen(-) EX(-) 0.440 ± 0.005 0.848 0.266 0.722 0.441 ± 0.005 1.000 0.035 0.339l
EX(+) 0.438 ± 0.004 0.436 ± 0.003
Collagen(+) EX(-) 0.444 ± 0.006 0.446 ± 0.005
EX(+) 0.445 ± 0.005 0.451 ± 0.006
Short Width (cm)         
Collagen(-) EX(-) 0.352 ± 0.004 0.169 0.328 0.591 0.348 ± 0.005 0.121 0.385 0.746
EX(+) 0.345 ± 0.003 0.344 ± 0.002
Collagen(+) EX(-) 0.346 ± 0.004 0.353 ± 0.003
  EX(+) 0.343 ± 0.003     0.346 ± 0.005    
  1. Values are expressed d as means ± SE. Data were analyzed by two-way ANOVA at the 5% level of significance. Interaction means Exercise-Collagen interaction.