Table 2 Principal component (PC) analysis of behavioural phenotypes in HAB x LAB derived F2 mice sorted by behavioural test paradigms
Phenotype | PC 1 | PC 2 | PC 3 | PC 4 | PC 5 | PC 6 | PC 7 |
|---|---|---|---|---|---|---|---|
HPA-RT – stress CORT [μg/l] | −0.97 | ||||||
HPA-RT – increase in CORT [μg/l] | −0.96 | ||||||
EPM – entries to the middle open arm | −0.96 | ||||||
EPM – entries to the distal open arm | −0.93 | ||||||
EPM – time on the distal open arm [s] | −0.92 | ||||||
EPM – time on the middle open arm [s] | −0.78 | ||||||
EPM – full open arm entries | −0.77 | ||||||
EPM – time spent on the proximal open arm [s] | −0.91 | ||||||
EPM – percentage of open arm entries | −0.89 | ||||||
EPM – percent time on the open arm | −0.84 | ||||||
EPM – total time on the open arm [s] | −0.81 | ||||||
EPM – all open arm entries | −0.77 | ||||||
FST – total swimming time [s] | 0.91 | ||||||
FST – total floating time [s] | −0.9 | ||||||
OF – total distance travelled [m] | −0.89 | ||||||
OF – mean travelling speed [m/s] | −0.88 | ||||||
OF – total distance in the outer zone [m] | −0.84 | ||||||
OF – entries to the outer zone | −0.73 | ||||||
OF – total time in the outer zone [s] | 0.97 | ||||||
OF – total time in the inner zone [s] | −0.96 | ||||||
OF – total distance in the inner zone [m] | −0.78 | ||||||
OF – latency to 1st entry of the outer zone [s] | −0.77 | ||||||
PHYS – daily water intake per g bodyweight [ml/g*d] | −0.95 | ||||||
PHYS – total daily water intake [ml/d] | −0.9 |