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Table 1 Demographic and descriptive data for 39 dogs followed until end-of-life, including body composition data

From: Body weight at 10 years of age and change in body composition between 8 and 10 years of age were related to survival in a longitudinal study of 39 Labrador retriever dogs

Variable Category N %
Sex Male 12 31
Female 27 69
Colour Black 14 36
Chocolate 3 8
Yellow 22 56
Variable N Mean (± SD)  
Height at shoulders (cm) 37 55.0 (3.0)  
Age at study start (years) 39 6.8 (0.9)  
Age at neutering (years) 39 5.5 (0.8)  
Age at end-of-life (years) 39 14.2 (2.0)  
Body weight at study start (kg) 39 28.7 (4.3)  
Body weight at 8 years (kg) 39 30.4 (4.0)  
Body weight at 10 years (kg) 39 32.1 (4.6)  
Body weight at 12 years (kg) 37 31.5 (4.0)  
Body condition score at 8 years 20 3.3 (0.4)  
Body condition score at 10 years 39 3.4 (0.5)  
Body condition score at 12 years 37 3.4 (0.5)  
Total fat mass (%) (ndogs = 39) 275 32.8 (5.6)  
Total fat mass (kg) (ndogs = 39) 275 10.1 (2.7)  
Total lean mass (%) (ndogs = 39) 275 64.2 (5.5)  
Total lean mass (kg) 275 19.5 (2.7)  
Change lean mass 8 to 10 years 39 − 392.4 (741)  
Ratio lean:fat (g) 275 2.1 (0.6)  
Change lean:fat 8 to 10 years 39 − 0.3 (0.4)