Table 2. Body and organ weights of non-exercising vs exercising mice with B16-F10 or EO771 tumours.

	B16 No Ex	B16 Ex	p-value	EO771 No Ex	EO771 Ex	p-value
Initial body weight (g)	20.0±1.85	19.2±1.68	0.293	18.8±1.27	18.3±1.38	0.344
Final body weight (g)	20.3±1.04	19.3±1.56	0.0615	18.8±0.89	18.4±1.10	0.271
Change in body weight (%)	1.45±5.22	1.39±6.66	0.980	0.32±3.94	0.68±4.07	0.832
Heart/body weight (mg/g)	5.95±0.46	6.45±0.88	0.095	6.13±0.52	6.98±0.52	0.0008***
Spleen/body weight (mg/g)	6.98±6.27	4.73±0.88	0.232	5.22±1.28	4.67±0.78	0.260
Liver/body weight (mg/g)	45.1±5.96	46.8±6.07	0.494	46.8±6.08	50.4±3.11	0.099
Kidney/body weight (mg/g)	14.5±1.40	14.7±1.05	0.615	15.7±0.74	15.9±1.02	0.654

Values are means±SD. p-values are for exercising (Ex) vs non-exercising (No Ex) control for the respective tumour types. Data were analysed using a two-tailed student’s t test; n = 10–12.