Bioelectrical Impedance Analysis to Increase the Sensitivity of Screening Methods for Diagnosing Cancer Cachexia in Patients with Colorectal Cancer

Table 6

Men and women with CRC in stages I-II vs. stages III-IV and stage I vs. stages II–IV.

Sex	Variable	Stage I-II	Stage III-IV		Stage I	Stage II–IV
		Mean ± SD	Mean ± SD		Mean ± SD	Mean ± SD
Male	FM (kg)	21.8 ± 9.4	17.8 ± 8.2	ns	28.2 ± 8	17.0 ± 7.5	<0.001
	FMI (kg/m^2)	7.1 ± 3.1	5.9 ± 2.6	<0.05#	9.3 ± 2.6	5.6 ± 2.4	<0.05#
	FFMI (kg/m^2)	20.1 ± 2.3	18.9 ± 1.6	ns#	21.0 ± 2.6	18.9 ± 1.6	<0.05#
	SMM (kg)	29.1 ± 4.8	26.2 ± 3.4	<0.05	29.7 ± 4.3	26.7 ± 4	ns
	SMMI (kg/m^2)	9.4 ± 1	8.8 ± 1	ns	9.7 ± 1.1	8.9 ± 0.9	<0.05
	FM/FFM (%)	34.8 ± 13.7	31.4 ± 13.4	<0.05#	44.3 ± 11.9	29.7 ± 12.3	ns#
	SMM/FM	1.53 ± 0.55	1.75 ± 0.69	<0.05#	1.11 ± 0.27	1.81 ± 0.63	ns#
	ECW/TBW (%)	44.7 ± 2	43.8 ± 1.6	ns	46.1 ± 1.5	43.7 ± 1.5	<0.05
	R (Ω)	432.6 ± 59.5	482.4 ± 50.9	ns#	405.2 ± 55.1	478.4 ± 50.4	ns#
	Xc (Ω)	54.1 ± 19.4	52.2 ± 15.9	ns#	50.1 ± 17	53.7 ± 17.3	ns#
	PA (Ω)	7.1 ± 2.3	6.2 ± 1.7	ns#	7.1 ± 2.4	6.4 ± 1.8	ns#
Female	FM (kg)	25.5 ± 7.8	19.3 ± 6.2	<0.05	30.5 ± 6	20.7 ± 6.9	<0.05
	FMI (kg/m^2)	10.0 ± 3.1	7.4 ± 2.6	ns#	11.5 ± 2.8	8.1 ± 2.9	<0.05#
	FFMI (kg/m^2)	16.8 ± 1.7	16.6 ± 2.2	ns#	17.3 ± 1.1	16.6 ± 2.1	<0.05#
	SMM (kg)	19.2 ± 4.6	19.4 ± 6	ns	21.1 ± 3.4	19 ± 5.6	ns
	SMMI (kg/m^2)	7.5 ± 1.8	7.3 ± 1.9	ns	7.8 ± 0.6	7.3 ± 1.9	ns
	FM/FFM (%)	60.6 ± 19.2	45.5 ± 17.1	ns#	66.7 ± 17	49.8 ± 18.9	<0.05#
	SMM/FM	0.91 ± 0.7	1.17 ± 0.78	ns#	0.72 ± 0.21	1.11 ± 0.79	<0.05#
	ECW/TBW (%)	46.9 ± 3.1	46.6 ± 3	ns	46.8 ± 1.9	46.8 ± 3.2	ns
	R (Ω)	514.2 ± 56.8	538.6 ± 65.4	<0.05#	488.9 ± 44.9	534.0 ± 62.7	<0.05#
	Xc (Ω)	55.7 ± 22.8	65.8 ± 22.7	ns#	52.7 ± 16.2	62.67 ± 23.8	ns#
	PA (Ω)	6.5 ± 2.4	7.1 ± 2.7	ns#	6.2 ± 2	6.9 ± 2.6	ns#

Test t. ^#U Mann–Whitney.