Ischemia and reperfusion injury following cardioplegic arrest is attenuated by age and testosterone deficiency in male but not female mice

Table 1 Morphometric data for mice used in this study

Parameter*	Young male	Old male	Young female	Old female
Body weight (g)	33.8 ± 2.8	35.1 ± 1.6	30.8 ± 1.9	37.3 ± 3.5
HW (mg)	217.7 ± 12.9	264.2 ± 25.5	191.7 ± 16.4	189.2 ± 4.0^a
HW:BW (mg/g)	6.6 ± 0.4	7.7 ± 0.9	6.4 ± 0.7	5.2 ± 0.4
TL (mm)	18.6 ± 0.1	18.4 ± 0.4	18.7 ± 0.05	19.0 ± 0.2
HW:TL (mg/mm)	11.7 ± 0.7	14.4 ± 1.3^b	10.2 ± 0.9	9.6 ± 0.2^a
Number of mice	6	6	6	5

HW heart weight, BW body weight, TL tibia length
*Numbers represent mean ± SEM. Data were analyzed with two-way ANOVA with age and sex as main factors. Detailed statistical analysis is presented in Additional file 1: Table S1
^aDenotes significant effect of sex (p < 0.05)
^bDenotes significant effect of age (p < 0.05)

ISSN: 2042-6410