Table 4.: Characteristic of HRCT Emphysema Scores and CPET Measurements

Patient Emphysema Score Pre- FVC L Post- FVC L Pre- FEV1 L Post- FEV1 L Pre- SaO2 Post- SaO2 Pre- Borg Scale Post- Borg Scale Pre- HR Post- HR AT ml/kg/ min AT VO2, ml/min AT VCO2, ml/min VO2 max, ml/min
1 14 1.82 1.92 0.59 0.65 92 87 2 7 89 102 3.46 580 530 703
2 51 1.73 1.89 0.76 0.87 95 81 2 4 101 158 2.83 401 397 518
3 18 2.17 2.30 0.95 1.06 95 95 0 4 76 101 4.26 494 473 657
4 4 2.32 2.19 1.34 1.43 96 95 0 4 91 136 3.26 522 499 612
5 23 1.37 1.25 1.02 1.01 96 89 0 5 102 143 5.48 653 601 810
6 8 2.47 2.52 1.30 1.44 98 93 0 4 90 108 6.01 626 620 782
7 24 1.63 1.72 0.68 0.81 93 84 0 5 96 145 3.97 602 564 747
8 6 2.65 2.61 1.36 1.42 95 91 0 3 66 126 5.39 708 671 794
9 20 1.79 1.88 0.90 1.05 97 93 2 4 90 159 4.37 659 662 768
10 2 2.48 2.95 1.11 1.31 94 93 2 5 79 161 6.82 747 734 859
11 29 1.49 1.36 0.57 0.69 96 90 2 5 94 121 2.42 519 500 577
12 4 3.41 3.53 1.95 2.07 96 95 0 4 83 165 8.78 955 884 1287
13 9 2.27 2.63 1.01 1.20 94 88 0 4 94 142 6.79 641 625 840
14 50 1.55 1.56 0.56 0.60 94 82 2 5 100 128 1.95 585 570 668
15 5 1.79 1.90 1.05 1.16 95 94 0 4 73 102 5.38 685 620 850
16 7 1.26 1.70 0.77 1.02 97 96 0 4 98 127 2.2 592 575 645
17 16 1.87 1.95 0.88 0.97 95 94 0 3 104 123 4.39 589 592 754

Abbreviations: FVC: Forced vital capacity; FEV1: Forced expiratory volume second 1; ERV: Expiratory reserve volume; IC: Inspiratory capacity; HR: Heart rate; AT: Anaerobic threshold; min: minute.