Background
Methods
Patients
Surgical procedure
Methods of IE
Postoperative management
Statistical analysis
Results
Comparison of the clinicopathologic characteristics
LATG (n = 121) | TLTG (n = 92) |
P value | ||
---|---|---|---|---|
Age (years) | 59.8 ± 11.3 | 58.7 ± 10.7 | 0.47 | |
Gender | Male | 88 | 62 | 0.40 |
Female | 33 | 30 | ||
BMI index (kg/m2) | 22.8 ± 3.1 | 23.0 ± 3.2 | 0.65 | |
Comorbidity | Absence | 80 | 65 | 0.48 |
Presence | 41 | 27 | ||
ASA classification | I | 63 | 54 | 0.49 |
II | 53 | 33 | ||
III | 5 | 5 | ||
Tumor size (cm) | 3.4 ± 1.7 | 3.7 ± 1.9 | 0.23 | |
Histology | Differentiated | 70 | 59 | 0.35 |
Undifferentiated | 51 | 33 | ||
TNM stage | IA/IB | 51/23 | 25/21 | 0.25 |
IIA/IIB | 15/7 | 12/11 | ||
IIIA/IIIB/IIIC | 7/8/10 | 12/5/6 |
Comparison of surgical and postoperative outcomes
LATG (n = 121) | TLTG (n = 92) |
P value | |
---|---|---|---|
Operation time (min) | 225.2 ± 41.5 | 220.3 ± 43.5 | 0.40 |
Blood loss (mL) | 153.1 ± 57.3 | 132.3 ± 60.4 | 0.01 |
Number of retrieved lymph nodes | 28.7 ± 7.5 | 29.9 ± 7.6 | 0.25 |
Proximal resection margin (cm) | 4.6 ± 1.4 | 4.9 ± 1.5 | 0.13 |
Time to first flatus (days) | 3.3 ± 1.1 | 3.5 ± 1.1 | 0.19 |
Time to starting oral intake (days) | 4.6 ± 1.2 | 4.7 ± 1.3 | 0.56 |
Postoperative hospital stay (days) | 9.7 ± 2.3 | 9.5 ± 3.3 | 0.60 |
Variable | LATG (n = 121) | TLTG (n = 92) |
P value |
---|---|---|---|
Total complication | 23 | 16 | 0.76 |
Anastomotic leakage | 1 | 1 | 1.00 |
Anastomotic stricture | 2 | 3 | 0.65 |
Intracorporeal hemorrhage | 1 | 2 | 0.58 |
Abdominal abscess | 4 | 1 | 0.39 |
Pulmonary infection | 3 | 1 | 0.64 |
Stasis | 3 | 2 | 1.00 |
Pancreatic leakage | 2 | 1 | 1.00 |
Ileus | 3 | 1 | 0.64 |
Lymphorrhea | 1 | 1 | 1.00 |
Wound infection | 3 | 1 | 0.64 |
Pulmonary embolism | 0 | 1 | 0.43 |
Reoperation | 1 | 3 | 0.32 |
Mortality | 0 | 0 |
Subgroup analysis for patients who underwent TLTG
Type A (n = 18) | Type B (n = 22) | Type C (n = 10) | Type D (n =42) | Total (n = 92) | |
---|---|---|---|---|---|
Operation time (min) | 305.6 ± 45.9 (250–380) | 266.8 ± 38.7 (230–360) | 278.0 ± 16.2 (250–300) | 285.4 ± 36.1 (240–420) | 279.5 ± 38.4 (230–420) |
Anastomotic time (min) | 57.5 ± 18.5 (35–90) | 40.0 ± 11.2 (25–60) | 39.0 ± 3.9 (35–45) | 60.7 ± 17.5 (45–105) | 52.6 ± 18.9 (25–105) |
Blood loss (mL) | 80.6 ± 29.4 (50–160) | 86.4 ± 39.7 (50–200) | 87.0 ± 24.5 (50–120) | 82.6 ± 33.7 (50–180) | 83.1 ± 33.2 (50–200) |
Retrieved lymph nodes | 30.9 ± 5.8 (25–45) | 34.6 ± 4.1 (25–42) | 34.8 ± 6.1 (28–47) | 36.1 ± 13.7 (24–69) | 35.6 ± 8.9 (24–69) |
First flatus (day) | 4.2 ± 0.8 (3–5) | 3.6 ± 1.3 (2–7) | 3.4 ± 0.8 (2–5) | 3.5 ± 0.7 (2–5) | 3.7 ± 0.9 (2–7) |
Liquid diet (days) | 5.2 ± 0.8 (4–6) | 4.9 ± 1.1 (3–7) | 4.6 ± 0.7 (4–6) | 4.5 ± 0.9 (3–7) | 4.8 ± 0.9 (3–7) |
Soft diet (days) | 6.7 ± 1.3 (5–11) | 6.3 ± 1.1 (5–8) | 6.6 ± 0.8 (5–8) | 6.5 ± 2.0 (5–15) | 6.6 ± 1.5 (5–15) |
Postoperative hospital stay (days) | 10.9 ± 2.9 (9–20) | 10.2 ± 2.4 (8–17) | 10.1 ± 2.9 (8–18) | 9.2 ± 1.5 (7–17) | 10.0 ± 2.3 (7–20) |
Type A (n = 18) | Type B (n = 22) | Type C (n = 10) | Type D (n =42) | Total (n = 92) | |
---|---|---|---|---|---|
Postoperative complication | 5 | 5 | 2 | 4 | 16 |
anastomotic leakage | 1 | ||||
anastomosis stricture | 1 | 2 | |||
intracorporeal hemorrhage | 1 | 1 | 1 | ||
stasis | 1 | 1 | |||
lymphorrhea | 1 | ||||
pulmonary embolism | 1 | ||||
abdominal abscess | 1 | ||||
pulmonary infection | 1 | ||||
ileus | 1 | ||||
pancreatic leakage | 1 | ||||
wound infection | 1 |