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Table 2 Effect of lighting time on the behavior of Yellow-footed chickens

From: Constant light in early life induces fear-related behavior in chickens with suppressed melatonin secretion and disrupted hippocampal expression of clock- and BDNF-associated genes

  LD LL P-value T-value df
Open field test
 First step time, s 60.11 ± 12.71 198.80 ± 12.72 0.00 −5.80 65.18
 Grid number, n 31.37 ± 3.30 4.88 ± 1.51 0.00 7.30 51.96
 Defacation, n 69.05 ± 7.25 13.70 ± 3.83 0.00 6.75 56.35
 Steps, n 1.87 ± 0.82 0.83 ± 0.14 0.00 4.52 71.10
 Escape, n 2.68 ± 0.49 0.28 ± 0.16 0.00 4.67 44.82
 Tweet, n 247.26 ± 21.07 54.40 ± 13.41 0.00 7.72 63.22
Balance test
 Time_stayed, s 96.32 ± 5.35 117.70 ± 1.66 0.00 −3.81 44.08
 Distance _moved, cm 9.95 ± 1.87 0.83 ± 0.37 0.00 4.77 39.94
Tonic immobility test
 Immobility time, s 113.08 ± 15.88 222.32 ± 17.62 0.00 −4.61 75.54
  1. Data are presented as means ± SEM; LD, n = 39; LL, n = 40
  2. Raw data of behavioral test were showed in Additional file 1