Effects of 7.5% hypertonic saline on fluid balance after radical surgery for gastrointestinal carcinoma

Table 2 Comparison of general data between experimental group and control group.

	Experimental group	Control group	t or χ2	P
Sex (male/female cases)	12/14	15/11	χ2 = 0.69	0.405
Age (yr)	57.19±9.58	55.19±13.48	t = 0.567821	0.575221
Body weight (kg)1	55.58±9.44	58.21±9.72	t = 1.074640	0.292797
Serum sodium (mmol/L)1	139.9±22.46	139.31±3.87	t = 0.813147	0.423811
HCT1	0.33±0.07	0.34±0.07	t = 0.773980	0.4462
Serum albumin (g/L)1	38.35±3.53	39.42±3.73	t = 1.001330	0.326262
PaO2/FiO2 ratio1	395.88±45.55	410.43±60.33	t = 1.021750	0.316684
MAP (mmHg)2	91.88±11.31	96.17±13.35	t = 1.145300	0.263864
Heart rate (times/min)2	89.38±12.85	88.54±11.49	t = 0.223948	0.824775
POSSUM score	34.54±4.83	33.46±4.12	t = 0.951963	0.35023
Operative period (min)	252.42±73.35	248.85±73.19	t = 0.208407	0.836599
Blood transfusion (cases)	8	5	χ2 = 0.92	0.3367

¹Examination results before surgery.

²Result at time of entering SICU.