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Table 5 Comparison of device performance (percent difference) for each behaviour in fine-, medium-, and coarse-scale models

From: Categorising cheetah behaviour using tri-axial accelerometer data loggers: a comparison of model resolution and data logger performance

Model Behaviour Percent difference (CEFAS-GCDC) χ2 df p Better performing logger
Fine-scale behaviour model Crouch − 13.7 5.21 1 0.022 GCDC
  Lie − 2.7 52.85 1  < 0.001 GCDC
  Sit − 6.9 10.37 1 0.001 GCDC
  Stand + 2.6 11.63 1  < 0.001 CEFAS
  Head movement − 10.8 8.51 1 0.004 GCDC
  Crouching stalk + 13.1 0.51 1 0.474 n.d
  Lying stalk + 0.7 1.14 1 0.286 n.d
  Sitting stalka − 3.7 0.00   0.380 n.d
  Standing stalk − 1.4 0.13 1 0.722 n.d
  Walking stalk − 6.9 7.52 1 0.006 GCDC
  Trotting stalk − 8.9 4.92 1 0.027 GCDC
  Walk − 2.1 2.00 1 0.158 n.d
  Trot − 16.1 15.40 1  < 0.001 GCDC
  Canter − 3.8 1.91 1 0.167 n.d
  Gallop + 8.8 19.46 1  < 0.001 CEFAS
  Pounce − 51.2 11.40 1  < 0.001 GCDC
  Mean difference − 6.4 20.62 1  < 0.001 GCDC
Medium-scale behaviour model Head movement − 3.7 0.84 1 0.360 n.d
  Crouching stalk − 2.6  < 0.001 1 1.000 n.d
  Lying stalk + 0.9 1.57 1 0.211 n.d
  Sitting stalka − 7.4 0.00   0.141 n.d
  Standing stalk − 0.9 0.03 1 0.872 n.d
  Walk − 1.5 0.89 1 0.344 n.d
  Trot − 15.7 14.88 1  < 0.001 GCDC
  Canter − 4.3 2.52 1 0.112 n.d
  Gallop + 9.6 23.15 1  < 0.001 CEFAS
  Sedentary − 0.4 2.25 1 0.134 n.d
  Moving stalk − 10.0 23.95 1  < 0.001 GCDC
  Mean difference − 3.3 5.52 1 0.019 GCDC
Coarse-scale behaviour model Head movement − 11.0 8.40 1 0.004 GCDC
  Active − 1.4 3.11 1 0.078 n.d
  Inactive + 0.5 4.42 1 0.035 CEFAS
  Mean difference − 4.0 0.87 1 0.350 n.d
  1. Negative “percent difference” values indicate that GCDC devices performed best for categorising a given behaviour, whereas positive values indicate that the CEFAS logger was better
  2. “n.d.”, no significant difference
  3. aFisher’s Exact test statistics (Odds ratio in lieu of χ2)