Skip to main content

Table 3 Surgical characteristics in each group (initial and second pulmonary metastasectomy)

From: Prognostic factors in pulmonary metastasectomy and efficacy of repeat pulmonary metastasectomy from colorectal cancer

Characteristics   The initial pulmonary metastasectomy (n = 126) The second pulmonary metastasectomy (n = 26) p value
Operation, n (%) Partial resection 65 (51.6) 8 (30.8) 0.09
Segmentectomy 31 (24.6) 11 (42.3)
Lobectomy 30 (23.8) 5 (19.2)
VATS 106 (84.1) 17 (65.4) 0.12
Open 20 (15.9) 7 (26.9)
Operation time (min), median [range] 163 [40–645] 217 [62–505] 0.15
Intraoperative blood loss (ml), median [range] 10 [0–1130] 20 [0–220] 0.008**
Preoperative %VC (%), median [range] 109.8 [56.7–154] 109.0 [56.4–147] 0.23
Preoperative FEV1.0% (%), median [range] 74.9 [46.8–102.6] 72.7 [59.8–97.1] 0.99
Preoperative respiratory dysfunction, n (%) Absent 77 (61.1) 13 (50.0) 0.91
Present 44 (34.9) 10 (38.5)
Restrictive 4 (3.2) 2 (7.7)
Obstructive 39 (31.0) 8 (30.8)
Mixed 1 (0.8) 0 (0.0)
Postoperative complication
( CDa-grade2), n (%)
Yes 5 (3.9) 0 (0.0) 0.32
No 115 (91.3) 24 (92.3)
  Fistula 2 (1.6)
Pneumonia 1 (0.8)
Air leakage 1 (0.8)
Pleural effusion 1 (0.8)
Postoperative mortality, n (%) 0 (0.0) 0 (0.0)
Hospital stay (day), median [range] 7 [2–55] 8 [3–19] 0.51
  1. VATS Video-assisted thoracic surgery, %VC percent vital capacity, FEV1.0% forced expiratory volume percent in 1 s
  2. a Clavien-Dindo classification
  3. *p < 0.05; **p < 0.01; ***p < 0.001