BioMed Research International / 2016 / Article / Tab 1

Clinical Study

Diagnosis Accuracy of Mean Arterial Pressure Variation during a Lung Recruitment Maneuver to Predict Fluid Responsiveness in Thoracic Surgery with One-Lung Ventilation

Table 1

Comparison of the demographic characteristics and pulmonary function of responders and nonresponders.

Group RGroup N value

Gender (male/female)31/730/80.773
Age (y)46 ± 1941 ± 180.225
Height (cm)167.8 ± 8.0170.2 ± 8.90.212
Weight (kg)62.4 ± 9.661.9 ± 9.50.822
Operation
 Wedge/lobectomy23/1524/140.813
 Thoracotomy/VATS9/298/300.783
 Site (right/left)18/2016/220.645
PFT
 FVC3.8 ± 0.83.3 ± 0.60.127
 FEV12.7 ± 0.52.5 ± 0.50.366
 FEV1/FVC ratio72.2 ± 10.075.4 ± 9.60.371
 FEF25–752.0 ± 0.92.2 ± 1.00.546

Values are expressed as numbers of patients, means ± SD, or median values (25%–75%).
Group R, responder group; group N, nonresponder group; M, male; F, female; Wedge, wedge resection; VATS, video-assisted thoracic surgery; PFT, pulmonary function test; FVC, forced vital capacity; FEV1, forced expiratory volume during 1 s; FEF25–75, forced expiratory flow (25–75%).