Surgical information of patients undergoing the vein watershed locational method and those undergoing CT-guided wedge resection
| Patient characteristics . | Number (%) of patients . | P . | |
|---|---|---|---|
| V-WALM (n = 50) . | CT guide wedge (n = 50) . | ||
| Location success rate | 47 (94.0) | 45 (90.0) | 0.461 |
| More than one wedge to perform | 4 (8.0) | 3 (6.0) | 0.695 |
| Pathological diagnosis | 0.132 | ||
| Adenocarcinoma in situ | 6 (12.0) | 7 (14.0) | |
| Minimally invasive adenocarcinoma | 19 (38.0) | 29 (58.0%) | |
| Invasive adenocarcinoma | 23 (46.0 ) | 12 (24.0) | |
| Benign disease | 2 (4.0) | 2 (4.0) | |
| Negative margin rate | 50 (100) | 50 (100) | – |
| Sampling rate of lymph nodule | 24 (45.0) | 12 (24.0) | 0.012 |
| Mean operation duration, min | 95.5 ± 26.4 | 94.3 ± 37.5 | 0.850 |
| Mean bleeding volume, mL | 6.3 ± 3.3 | 7.7 ± 4.7 | 0.238 |
| Median postoperative stay [range], days | 3 [2–5] | 3 [2–6] | 0.753 |
| Mean volume of postoperative drainage, mL | 117.9 ± 128.5 | 158.9 ± 131.6 | 0.124 |
| Mean drainage tube indwelling time, h | 37.9 ± 14.8 | 42.9 ± 14.3 | 0.093 |
| Pneumothorax (compress ≥ 20%) (postoperative day 1) | 6 (12.0) | 8 (16.0) | 0.564 |
| Allergy to iodine | 0 (0) | – | – |
| Patient characteristics . | Number (%) of patients . | P . | |
|---|---|---|---|
| V-WALM (n = 50) . | CT guide wedge (n = 50) . | ||
| Location success rate | 47 (94.0) | 45 (90.0) | 0.461 |
| More than one wedge to perform | 4 (8.0) | 3 (6.0) | 0.695 |
| Pathological diagnosis | 0.132 | ||
| Adenocarcinoma in situ | 6 (12.0) | 7 (14.0) | |
| Minimally invasive adenocarcinoma | 19 (38.0) | 29 (58.0%) | |
| Invasive adenocarcinoma | 23 (46.0 ) | 12 (24.0) | |
| Benign disease | 2 (4.0) | 2 (4.0) | |
| Negative margin rate | 50 (100) | 50 (100) | – |
| Sampling rate of lymph nodule | 24 (45.0) | 12 (24.0) | 0.012 |
| Mean operation duration, min | 95.5 ± 26.4 | 94.3 ± 37.5 | 0.850 |
| Mean bleeding volume, mL | 6.3 ± 3.3 | 7.7 ± 4.7 | 0.238 |
| Median postoperative stay [range], days | 3 [2–5] | 3 [2–6] | 0.753 |
| Mean volume of postoperative drainage, mL | 117.9 ± 128.5 | 158.9 ± 131.6 | 0.124 |
| Mean drainage tube indwelling time, h | 37.9 ± 14.8 | 42.9 ± 14.3 | 0.093 |
| Pneumothorax (compress ≥ 20%) (postoperative day 1) | 6 (12.0) | 8 (16.0) | 0.564 |
| Allergy to iodine | 0 (0) | – | – |
CT: computed tomography; V-WALM: V-WALM: vein watershed locational method.
Surgical information of patients undergoing the vein watershed locational method and those undergoing CT-guided wedge resection
| Patient characteristics . | Number (%) of patients . | P . | |
|---|---|---|---|
| V-WALM (n = 50) . | CT guide wedge (n = 50) . | ||
| Location success rate | 47 (94.0) | 45 (90.0) | 0.461 |
| More than one wedge to perform | 4 (8.0) | 3 (6.0) | 0.695 |
| Pathological diagnosis | 0.132 | ||
| Adenocarcinoma in situ | 6 (12.0) | 7 (14.0) | |
| Minimally invasive adenocarcinoma | 19 (38.0) | 29 (58.0%) | |
| Invasive adenocarcinoma | 23 (46.0 ) | 12 (24.0) | |
| Benign disease | 2 (4.0) | 2 (4.0) | |
| Negative margin rate | 50 (100) | 50 (100) | – |
| Sampling rate of lymph nodule | 24 (45.0) | 12 (24.0) | 0.012 |
| Mean operation duration, min | 95.5 ± 26.4 | 94.3 ± 37.5 | 0.850 |
| Mean bleeding volume, mL | 6.3 ± 3.3 | 7.7 ± 4.7 | 0.238 |
| Median postoperative stay [range], days | 3 [2–5] | 3 [2–6] | 0.753 |
| Mean volume of postoperative drainage, mL | 117.9 ± 128.5 | 158.9 ± 131.6 | 0.124 |
| Mean drainage tube indwelling time, h | 37.9 ± 14.8 | 42.9 ± 14.3 | 0.093 |
| Pneumothorax (compress ≥ 20%) (postoperative day 1) | 6 (12.0) | 8 (16.0) | 0.564 |
| Allergy to iodine | 0 (0) | – | – |
| Patient characteristics . | Number (%) of patients . | P . | |
|---|---|---|---|
| V-WALM (n = 50) . | CT guide wedge (n = 50) . | ||
| Location success rate | 47 (94.0) | 45 (90.0) | 0.461 |
| More than one wedge to perform | 4 (8.0) | 3 (6.0) | 0.695 |
| Pathological diagnosis | 0.132 | ||
| Adenocarcinoma in situ | 6 (12.0) | 7 (14.0) | |
| Minimally invasive adenocarcinoma | 19 (38.0) | 29 (58.0%) | |
| Invasive adenocarcinoma | 23 (46.0 ) | 12 (24.0) | |
| Benign disease | 2 (4.0) | 2 (4.0) | |
| Negative margin rate | 50 (100) | 50 (100) | – |
| Sampling rate of lymph nodule | 24 (45.0) | 12 (24.0) | 0.012 |
| Mean operation duration, min | 95.5 ± 26.4 | 94.3 ± 37.5 | 0.850 |
| Mean bleeding volume, mL | 6.3 ± 3.3 | 7.7 ± 4.7 | 0.238 |
| Median postoperative stay [range], days | 3 [2–5] | 3 [2–6] | 0.753 |
| Mean volume of postoperative drainage, mL | 117.9 ± 128.5 | 158.9 ± 131.6 | 0.124 |
| Mean drainage tube indwelling time, h | 37.9 ± 14.8 | 42.9 ± 14.3 | 0.093 |
| Pneumothorax (compress ≥ 20%) (postoperative day 1) | 6 (12.0) | 8 (16.0) | 0.564 |
| Allergy to iodine | 0 (0) | – | – |
CT: computed tomography; V-WALM: V-WALM: vein watershed locational method.
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