Table 1.

Basic parameters of the study population.

	Male			Female
	Young	Old	Pa	Young	Old	Pb
Sample size, n	13	13	–	13	6	–
BW, g	26.33 ± 0.44	33.18 ± 0.87	0.000	21.47 ± 0.03	28.28 ± 1.17	0.000
HR, bpm	528.15 ± 13.15	494.77 ± 10.68	0.054	538.77 ± 14.84	544.17 ± 8.66	0.816
SP, mmHg	94.18 ± 2.68	78.51 ± 1.86	0.257	99.73 ± 4.50	71.87 ± 3.48	0.002
DP, mmHg	65.95 ± 2.33	48.89 ± 1.69	0.000	69.37 ± 4.77	43.58 ± 2.41	0.002
MAP, mmHg	80.83 ± 2.42	63.12 ± 1.69	0.000	84.74 ± 4.61	56.98 ± 3.13	0.001

^aBetween young and old males; ^bbetween young and old females.

BW body weight; HR heart rate; SP systolic pressure; DP diastolic pressure; MAP mean arterial pressure.