Behavioral parameters

Groups

HA n = 29

LA n = 21

p

Anxiety

Number of open arm entries

0.52 ± 0.15

2.85 ± 0.18

*0.000

Time spent in the open arms (s)

16.72 ± 5.6

47.09 ± 6.58

*0.001

Locomotor activity

Distance moved (cm)

890.44 ± 46.53

1283.24 ± 54.68

*0.000

Velocity (cm/s)

2.99 ± 0.16

4.32 ± 0.19

*0.000

Movement duration (s)

157.11 ± 5.97

201.64 ± 7.01

*0.000

Number of central platform crossing

4.24 ± 0.44

8.19 ± 0.51

*0.000

Coefficient of motor asymmetry

0.02 ± 0.09

0.03 ± 0.11

0.952

Exploratory behavior/risk assessment

Rearing

5.45 ± 0.67

9.33 ± 0.79

*0.001

Head dipping

3.69 ± 0.73

9.10 ± 0.85

*0.000

Looking out to open arms

6.90 ± 0.87

9.05 ± 1.03

0.117

Duration of looking out to open arms (s)

29.69 ± 3.80

35.45 ± 4.46

0.331

Autonomic indices

Number of fecal boli per minute1

Open arms

0.76 ± 0.49

0.33 ± 0.36

0.485

Closed arms

0.26 ± 0.06

0.06 ± 0.07

*0.029

Number of urination acts per minute1

Open arms

2.80 ± 1.17

2.20 ± 0.89

0.691

Closed arms

0.20 ± 0.07

0.27 ± 0.08

0.502

Detour behavior

Grooming

2.03 ± 0.40

1.67 ± 0.47

0.551

Grooming duration

31.32 ± 6.64

17.52 ± 7.72

0.183