[Retracted] Clinical Observation of General Anesthesia Combined with Spinal Anesthesia in Elderly Patients with Chronic Obstructive Pulmonary Disease

Table 1

Comparison of basic data of patients.

Item	Control group	Observation group	value
Sample size	25	25
Male []	19 (76)	20 (80)	0.665
Age (years old)			0.518
Disease duration (years)			0.434
Weight (kg)			0.509
Thoracic surgery []	14 (56)	12 (48)	0.612
Upper abdominal surgery []	11 (44)	13 (52)	0.433