TABLE 2.
Patient demographic and clinical characteristics
| Overall N = 3940 | Non-TSP (N = 2778; 71%) | TSP (N = 1162; 29%) | |
|---|---|---|---|
| Age, y | 68 (61-74) | 68 (61-74) | 67 (60-73) |
|
| |||
| Smoking status | |||
| Never | 835 (21) | 579 (21) | 253 (22) |
| Former/current | 3116 (79) | 2199 (79) | 909 (78) |
|
| |||
| Sex | |||
| Female | 2456 (62) | 1723 (62) | 729 (63) |
| Male | 1495 (38) | 1055 (38) | 433 (37) |
|
| |||
| Zubrod Score (N = 2287) | |||
| Zubrod 0/1 | 2254 (98) | 1602 (98) | 645 (98) |
| Zubrod 2/3/4 | 40 (1.7) | 29 (1.8) | 11 (1.7) |
|
| |||
| ASA | |||
| ASA I/II | 764 (19) | 512 (18) | 251 (22) |
| ASA III/IV | 3187 (81) | 2266 (82) | 911 (78) |
|
| |||
| Prior cancer | |||
| No | 2471 (63) | 1702 (61) | 760 (65) |
| Yes | 1480 (37) | 1076 (39) | 402 (35) |
|
| |||
| FEV1 (%) (N = 3824) | 91 (78-104) | 89 (77-103) | 94 (81-105) |
|
| |||
| Diffusion (%) (N = 3698) | 82 (68-96) | 80 (66-94) | 85 (71-99) |
|
| |||
| Induction | |||
| No | 3508 (89) | 2413 (87) | 1084 (93) |
| Yes | 443 (11) | 365 (13) | 78 (7) |
|
| |||
| Procedure performed | |||
| Lobectomy | 2643 (67) | 1809 (65) | 827 (71) |
| Sublobar | 1145 (29) | 840 (30) | 301 (26) |
| Bilobectomy | 84 (2.1) | 63 (2.3) | 21 (1.8) |
| Pneumonectomy | 79 (2.0) | 66 (2.4) | 13 (1.1) |
|
| |||
| Approach | |||
| Open | 1744 (44) | 1397 (50) | 343 (30) |
| VATS/RATS | 2207 (56) | 1381 (50) | 819 (70) |
|
| |||
| Tumor location | |||
| Left | 1543 (39) | 1085 (39) | 454 (39) |
| Right | 2408 (61) | 1693 (61) | 708 (61) |
|
| |||
| Pathology | |||
| Adenocarcinoma | 2867 (73) | 1988 (72) | 879 (76) |
| Squamous cell | 519 (13) | 389 (14) | 130 (11) |
| Small cell | 44 (1) | 32 (1.2) | 12 (1.0) |
| Carcinoid | 340 (9) | 240 (8.6) | 100 (8.6) |
| Other/large/pleomorphic | 170 (4) | 129 (4.6) | 41 (3.5) |
|
| |||
| Pathologic stage | |||
| 0 | 73 (2) | 60 (2) | 9 (1) |
| I | 2831 (72) | 1858 (67) | 975 (84) |
| II | 629 (16) | 493 (18) | 135 (11) |
| IIIA | 411 (10) | 367 (13) | 43 (4) |
|
| |||
| In-house complications | |||
| No | 3000 (76) | 2089 (75) | 911 (78) |
| Yes | 940 (24) | 689 (25) | 251 (22) |
|
| |||
| Grade of complication (n = 940) | |||
| 1-2 | 841 (89) | 606 (89) | 235 (89) |
| 3-4 | 104 (11) | 75 (11) | 29 (11) |
|
| |||
| Complication type (n = 940) | |||
| Respiratory | 394 (42) | 285 (41) | 109 (44) |
| Cardiac | 276 (29) | 206 (30) | 70 (28) |
| Renal | 108 (11) | 79 (11) | 29 (12) |
| Other | 162 (17) | 119 (17) | 43 (17) |
|
| |||
| Adjuvant therapy (n = 3890) | |||
| Systemic only | 547 (14) | 428 (16) | 119 (10) |
| Radiation only | 81 (2) | 72 (2) | 9 (1) |
| Systemic and radiation | 81 (2) | 75 (3) | 6 (1) |
| None | 3181 (82) | 2156 (79) | 1025 (88) |
Time to TSP enrollment after surgery may vary; values are reported as N (%) or median [25th, 75th percentiles]. TSP, Thoracic Survivorship Program; ASA, American Society of Anesthesiology Physical Status Classification System; FEV1, forced expiratory volume in 1 second; VATS, video-assisted thoracic surgery; RATS, robot-assisted thoracic surgery.