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Table 3 Short-term treatment outcomes according to bridging interval

From: Differences in clinical outcomes according to the time interval between the bridge to surgery stenting and surgery for left-sided malignant colorectal obstruction

 

Bridging interval

P-value

Total

n (%)

Group 1

≤2 weeks

n (%)

Group 2

2–3 week

n (%)

Group 3

>3 weeks

n (%)

Overall

≤2 weeks vs. 2–3 weeks

2–3 weeks vs. >3 weeks

≤2 weeks vs. >3 weeks

Number of patients

148

47

43

58

 

SEMS-related complication

14 (9.5)

7 (14.9)

3 (7.0)

4 (6.9)

0.305

0.320

0.859

0.408

 Perforation

2 (1.4)

2 (4.3)

0 (0.0)

0 (0.0)

0.182

0.495

NA

0.198

 Migration

8 (5.4)

5 (10.6)

1 (2.3)

2 (3.4)

0.214

0.206

1.000

0.238

 Pain

1 (0.7)

0 (0.0)

1 (2.3)

0 (0.0)

0.291

0.478

0.426

NA

 Bleeding

1 (0.7)

0 (0.0)

1 (2.3)

0 (0.0)

0.291

0.478

0.426

NA

 Fever

2 (1.4)

0 (0.0)

0 (0.0)

2 (3.4)

0.207

NA

0.334

0.326

Operation related complications within 90 days

58 (39.2)

18 (38.3)

18 (41.9)

22 (37.9)

0.932

0.830

0.837

1.000

Clavien–Dindo classification (n=58)

    

0.904

1.000

1.000

0.673

 Grade 1–2

49 (84.5)

16 (88.9)

15 (83.3)

18 (81.8)

    

 Grade 3–5

9 (15.5)

2 (11.1)

3 (16.7)

4 (18.2)

    

Post-resection hospital stays, median days (IQR days)

8.0 (7.0–11.8)

9.0 (7.0–13.0)

8.0 (7.0–11.0)

8.0 (7.0–10.0)

0.159

0.210

0.652

0.059

90-day mortality

2 (1.4)

0 (0.0)

0 (0.0)

2 (3.4)

0.334

NA

0.506

0.501

Interval from resection to adjuvant chemotherapy, median days (IQR days) (n=116)

34.5 (30.0–41.0)

32.0 (29.0–41.3)

36.0 (31.0–41.0)

34.0 (30.0–39.0)

0.470

0.331

0.269

0.666

  1. SEMS Self-expandable metal stent, IQR Interquartile range