Alterations of serum cholinesterase in patients with gastric cancer

Table 1 Serum CHE distribution in gastric cancer patients (μkat/L)

Sex	Group	n	Average	Standard error	95%Cl
					Lower limit	Upper limit
Male	Gastric cancer	61	81.6	31.5	77.2	86.1
	Control	44	114.8	30.8	108.9	120.6
Female	Gastric cancer	20	85	34.5	76.2	93.9
	Control	36	111.4	25.8	106.2	116.7

Table 2 Covariance analysis results of CHE in gastric cancer patients and controls

Sex	Variation source	Df	Mean square root	F	P
Male	Within group	1	849 712 857.157	256.718	0.000
	Age (yr)	4	6 116 906.471	18.481	0.000
	Between groups	1	261 709 135.862	79.069	0.000
	Error	79	3 309 902.711
	Total	85
Female	Within group	1	93 519 230.733	29.884	0.000
	Age (yr)	3	732 546.506	16.372	0.000
	Between groups	1	3 129 425.453	54.081	0.000
	Error	61	430 763.233
	Total	66

Table 3 The Logistic analysis of sex and CHE

Variable	B	SE	Wald	df	Sig.	Exp (B)	95.0 (%) CI for exp (B)
							Lower	Upper
Sex	1.066	0.234	20.825	1	0	2.905	1.837	4.592
CHE	2.542	0.313	66.131	1	0	12.701	6.883	24.435
Constant	16.129	0.697	77.303	1	0	0.002