Influences of dexmedetomidine on stress responses and postoperative cognitive and coagulation functions in patients undergoing radical gastrectomy under general anesthesia

Table 1 Comparison of baseline data of two groups of gastric cancer patients undergoing radical gastrectomy under general anesthesia

Classification	Control group (n = 50)	Observation group (n = 52)	χ2 value	P value
Gender (male/female)	32/18	29/23	0.718	0.397
Age (yr)	50.82 ± 6.65	49.85 ± 7.63	0.683	0.496
Course of disease (yr)	2.32 ± 0.55	2.25 ± 0.56	0.637	0.526
Weight (kg)	63.76 ± 8.02	64.38 ± 8.43	0.380	0.705
Tumor staging (I/II)	28/22	27/25	0.171	0.680
ASA classification (II/III)	26/24	30/22	0.334	0.564
History of hypertension (yes/no)	10/40	15/37	1.078	0.299
Medical history of diabetes (yes/no)	7/43	12/40	1.386	0.239

ASA: America Society of Anesthesiologist.