The impact of neurological performance and volumetrics on overall survival in brain metastasis in colorectal cancer: a retrospective single-center case series

Table 2 Perioperative volumetrics of brain metastases

	total	colon cancer	rectal cancer
	N = 25	N = 11	N = 14
	mean (min–max)	mean (min–max)	mean (min–max)
tumor volume of operated BM, cm³	12.63 (1.73–28.66)	13.27 (1.73–25.99)	12.13 (4.70–28.66)
preoperative tumor load, cm³	15.90 (1.73–29.46)	15.07 (1.73–25.99)	16.56 (4.70–29.46)
postoperative tumor load, cm³	3.38 (0–19.00)	2.05 (0–10.95)	4.42 (0–19.00)
difference tumor loads pre−/postoperative, cm³	12.53 (1.73–28.36)	13.02 (1.73–25.99)	12.14 (4.70–28.36)
tumor volume cerebellar, preoperative, cm³	8.25 (0–28.66)	8.45 (0–25.99)	8.08 (0–28.66)
tumor volume cerebellar, postoperative, cm³	0.53 (0–7.49)	0.79 (0–7.49)	0.32 (0–3.30)
BM brain metastasis, N number

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