TABLE 3.

Mean ± standard deviation of body weight, ketamine (mg) and xylazine (mg) dosage per animal in the experimental groups of the main study

Group	Weight	Ketamine (mg)	Xylazine (mg)
Young male	201 ± 4.28	30.16 ± 0.64	0.76 ± 0.01
Young female	215.1 ± 13.49	32.27± 1.25	0.85 ± 0.02
Old male	476.9 ± 8.35***,££	47.69 ± 1.34	0.95 ± 0.02
Old female	334.6 ± 10.1##	33.44 ± 1.00	0.66 ± 0.02

***p < 0.001 old male vs. young male.

^## p < 0.01 old female vs. young female.

^££ p < 0.01 old male vs. old female.