Table 2 Clinicopathological characteristics
Before propensity score matching | After propensity score matching (1:1) | |||||
|---|---|---|---|---|---|---|
BTS (n = 49) | ES (n = 118) | P | BTS (n = 49) | ES (n = 49) | P | |
Surgical approach | 0.000 | 0.000 | ||||
Laparotomy | 18 (36.7 %) | 79 (66.9 %) | 18 (36.7 %) | 41 (83.7 %) | ||
Laparoscopy | 31 (63.3 %) | 39 (33.1 %) | 31 (63.3 %) | 8 (16.3 %) | ||
Primary resection type | 0.068 | 0.007 | ||||
Without stoma | 36 (73.5 %) | 69 (58.5 %) | 36 (73.5 %) | 23 (46.9 %) | ||
With stoma | 13 (26.5 %) | 49 (41.5 %) | 13 (26.5 %) | 26 (53.1 %) | ||
Stent procedure | ||||||
Technique failure | 5 (10.2 %) | 5 (10.2 %) | ||||
Stent–related perforations | 2 (4.1 %) | 2 (4.1 %) | ||||
Clinical success | 42 (85.7 %) | 42 (85.7 %) | ||||
Surgical AEs (Clavien–Dindo classification) | 0.447 | 0.416 | ||||
1 | 0 | 0 | 0 | 0 | ||
2 | 2 (4.1 %) | 11 (9.3 %) | 2 (4.1 %) | 8 (16.3 %) | ||
3 | 8 (16.3 %) | 3 (2.5 %) | 8 (16.3 %) | 0 | ||
4 | 0 | 2 (1.7 %) | 0 | 1 (2.0 %) | ||
5 | 1 (2.0 %) | 5 (4.2 %) | 1 (2.0 %) | 0 | ||
pT stage | 0.136 | 0.301 | ||||
T1 | 1 (2.0 %) | 2 (1.7 %) | 1(2.0 %) | 2 (4.1 %) | ||
T2 | 1 (2.0 %) | 2 (1.7 %) | 1 (2.0 %) | 1 (2.0 %) | ||
T3 | 19 (38.8 %) | 52 (44.1 %) | 19 (38.8 %) | 23 (46.9 %) | ||
T4 | 28 (57.1 %) | 62 (52.5 %) | 28 (57.1 %) | 23 (46.9 %) | ||
pN stage | 0.655 | 0.639 | ||||
N0 | 25 (51.0 %) | 69 (58.5 %) | 25 (51.0 %) | 25 (51.0 %) | ||
N1 | 19 (38.8 %) | 26 (22.0 %) | 19 (38.8 %) | 14 (28.6 %) | ||
N2 | 5 (10.2 %) | 23 (19.5 %) | 5 (10.2 %) | 10 (20.4 %) | ||
pM stage | 0.898 | 1.000 | ||||
M0 | 41 (83.7 %) | 98 (83.1 %) | 41 (83.7 %) | 41 (83.7 %) | ||
M1 | 8 (16.3 %) | 20 (16.9 %) | 8 (16.3 %) | 8 (16.3 %) | ||
Vascular invasion | 15 (30.6 %) | 50 (42.4 %) | 0.681 | 15 (30.6 %) | 18 (36.7 %) | 0.521 |
Perineural invasion | 25 (51 %) | 40 (33.9 %) | 0.039 | 25 (51.0 %) | 13 (26.5 %) | 0.013 |
Adjuvant therapy | 26 (53.1 %) | 56 (47.5 %) | 0.510 | 26 (53.1 %) | 25 (51.0 %) | 0.686 |
Total hospital stay (mean(SD), d) | 27.2 (15.9) | 24.7 (14.5) | 0.353 | 27.2 (15.9) | 24.1 (13.8) | 0.321 |
Total in–hospital cost(mean(SD), 103 RMB yuan) | 78.0 (30.3) | 61.2 (40.7) | 0.004 | 78.0 (30.3) | 62.2 (46.1) | 0.049 |
30 day mortality | 1 (2.0 %) | 3 (2.5 %) | 0.847 | 1 (2.0 %) | 1 (2.0 %) | 1.000 |