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Table 3 Results of locomotor activity and feeding behaviours and rhythms of the cats according to their chronotype (diurnal versus nocturnal)

From: Daily rhythms in food intake and locomotor activity in a colony of domestic cats

 Diurnal (n = 8)Nocturnal (n = 6)TestTest valueSignificance
DCD (km)1.28 ± 0.452.37 ± 0.49t-testt12 = 1.635p = 0.128
AR amplitude328 ± 32572 ± 67t-testt12 = 3.448p < 0.01
AR IS0.34 ± 0.030.48 ± 0.02t-testt12 = 3.489p < 0.01
AR IV1.74 ± 0.131.48 ± 0.09t-testt12 = − 1.553p = 0.146
DFI (g)43 ± 651 ± 4t-testt12 = 1.064p = 0.308
FR amplitude226 ± 48276 ± 19Mann–WhitneyU = 7.00p = 0.177
FR IS0.27 ± 0.020.34 ± 0.02t-testt12 = 2.088p = 0.059
FR IV2.10 ± 0.151.99 ± 0.06t-testt12 = − 0.853p = 0.410
  1. DCD daily covered distance, AR activity rhythm, IS interdaily stability, IV intradaily variability, DFI daily food intake, FR feeding rhythm