Table 7. University of Pennsylvania: 3-month postoperative results

ProcedureFEV1 percent predicted preoperativeFEV1 percent predicted postoperativeRV percent predicted preoperativeRV percent predicted postoperative6-min walk preoperative6-min walk postoperative
Median sternotomy (60)27 (39)38 (39)237 (36)159 (36)1,032 ft (27)1,189 ft (27)
VATS, unilateral (12)28 (11)34 (11)235 (11)210 (11)862 ft (4)1,017 ft (4)
VATS, bilateral (22)21 (16)34 (16)265 (13)198 (13)1,024 ft (10)1,335 ft (10)

Abbreviations: FEV1 = forced expiratory volume in 1 second; RV = residual volume; VATS = video-assisted thoracoscopic surgery.

Number in parentheses = number of cases.

From: Lung-Volume Reduction Surgery for End-Stage Chronic Obstructive Pulmonary Disease

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