Table 3. Robotic lobectomy compared with published VATS and thoracotomy 5-year survival.
| Author/year | Thomas and colleagues, 200214 | Walker and colleagues, 200315* | Yildizeli and colleagues, 200716* | Flores and colleagues, 200917 | Lee and colleagues, 201318* | Park and Colleagues, 20129 | Cerfolio and colleagues, current study, 2017 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Type of operation | VATS | Thoracotomy | VATS | Thoracotomy | VATS | Thoracotomy | VATS | Thoracotomy | Robotic | Robotic | ||
|
| ||||||||||||
| Total number of patients | 110 | 405 | 158 | 218 | 398 | 343 | 208 | 208 | 325 | 1,339 | ||
|
| ||||||||||||
| Median F/U, mo | N/A | N/A | 38 (mean) | 79 | 28 | 28 | 36 | 36 | 27 | 30 | ||
|
| ||||||||||||
| No. patients actually alive at 5 y, n (%) | 26 (24) | 108 (27) | N/A | N/A | 11 (3) | 30 (9) | 18 (9) | 92 (44) | 38 (12) | 387 (29) | ||
|
| ||||||||||||
| Percent overall survival reported | 63 | 63 | N/A | 53 | 79 | 75 | 75 | 77 | 80 | 77 | ||
|
| ||||||||||||
| Stage IA | Stage I | Stage I | Stage I | Stage I | ||||||||
| No. patients | 50 | 97 | 117 (48 IA, 70 IB) | 69 (21 IA, 48 IB) | 260 | 213 16 | 8 (120 IA, 48 IB) | 146 (105 IA, 41 IB) | 176 | 672 | ||
| No. patients actually alive at 5 y (%) | 11 (22) | 31 (32) | N/A | N/A | N/A | N/A | 16 (10) | 75 (51) | 27 (15) | 234 (35) | ||
| Percent survival reported | 65 | 80 | 78 | 57 | N/A | N/A | 79 | 84 | 91 | 83 | ||
|
| ||||||||||||
| Stage IB | ||||||||||||
| No. patients | 60 | 308 | N/A | N/A | 69 | 62 | N/A | N/A | 72 | 281 | ||
| No. patients actually alive 5 y (%) | 15 (25) | 77 (25) | N/A | N/A | N/A | N/A | N/A | N/A | 6 (8) | 71 (25) | ||
| Percent survival reported | 61 | 58 | N/A | N/A | N/A | N/A | N/A | N/A | 88 | 77 | ||
|
| ||||||||||||
| Stage IIA | Stage II | Stage II | Stage II | |||||||||
| No. patients | N/A | N/A | 33 (8 IIA, 25 IIB) | 86 (6 IIA, 80 IIB) | 19 | 17 | N/A | N/A 5 | 6 (41 IIA, 15 IIB) | 118 | ||
| No. patients actually alive 5 y (%) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5 (9) | 29 (25) | ||
| Percent survival reported | N/A | N/A | 51 | 70 | N/A | N/A | N/A | N/A | 49 | 68 | ||
|
| ||||||||||||
| Stage IIB | ||||||||||||
| No. patients | N/A | N/A | N/A | N/A | 12 | 15 | N/A | N/A | N/A | 99 | ||
| No. patients actually alive 5 y (%) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21 (21) | ||
| Percent survival reported | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 70 | ||
| Stage IIIA | ||||||||||||
| No. patients | N/A | N/A | 8 | N/A | 29 | 21 | N/A | N/A | 21 | 143 | ||
| No. patients actually alive 5 y (%) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26 (18) | ||
| Percent survival reported | N/A | N/A | 29 | N/A | N/A | N/A | N/A | N/A | N/A | 62 | ||
VATS, Video-assisted thoracoscopy; F/U, follow-up; N/A, not available.
*
These studies reported the estimated survival for stages I, II, and/or III as a whole.