Intravenous Infusion of Dexmedetomidine Combined Isoflurane Inhalation Reduces Oxidative Stress and Potentiates Hypoxia Pulmonary Vasoconstriction during One-Lung Ventilation in Patients

Table 1

General characteristics and preoperative data.

	DISO group	NISO group
	()	()
Age (yr)	55 ± 12	56 ± 11
Gender (M/F)	17/8	16/8
Weight (kg)	61 ± 12	60 ± 14
Height (cm)	167 ± 5	165 ± 7
ASA physical status (I/II)	3/22	2/22
Preoperative blood gas
pH	7.42 ± 0.02	7.41 ± 0.03
PaO2 (mmHg)	79.7 ± 13.7	79.5 ± 14.1
PaCO2 (mmHg)	35.5 ± 3.7	34.9 ± 4.1
Hb (g/L)	119.5 ± 13.8	120.5 ± 12.5
Preoperative pulmonary function
FEV1 (%)	79 ± 17	81 ± 16
FVC (%)	86 ± 14	87 ± 11
FEV1/FVC (%)	83 ± 13	80 ± 10

FEV₁: forced expiratory volume in one second; FVC: forced vital capacity; Hb: hemoglobin. There is no statistic difference between groups.