Pulmonary status before transplantation, percent predicted. TLC indicates total lung capacity; FEV1, forced expiratory volume at one sect; PImax, maximum inspiratory pressure; PEmax, maximal expiratory pressure; DLCO; diffusing capacity of carbon monoxide. Upper bar indicates 90th percentile; top of box, 75th percentile; line through box, median; bottom of box: 25th percentile; lower bar: 10th percentile.