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Table 6 Cox regression (multivariable) analysis for overall and disease-free survival in the elderly patients after resection with primary anastomosis for left-sided CRC

From: Short and long-term outcomes of elderly patients undergoing left-sided colorectal resection with primary anastomosis for cancer

 

Overall survival

Disease-free survival

HR (95% CI)

p

HR (95% CI)

p

Gender

Female

1 (reference)

1 (reference)

Male

1.20 (0.68–2.13)

0.521

1.18 (0.67–2.07)

0.558

pT

T0–2

1 (reference)

1 (reference)

T3–4

0.89 (0.41–1.93)

0.783

0.87 (0.41–1.85)

0.723

pN

N0

1 (reference)

1 (reference)

N+

1.28 (0.69–2.36)

0.422

1.46 (0.80–2.66)

0.210

pM

M0

1 (reference)

1 (reference)

M1

2.00 (0.69–2.36)

0.422

1.94 (0.82–4.57)

0.128

ASA score

I-II

1 (reference)

1 (reference)

III-IV

1.91 (0.98–3.75)

0.057

2.12 (1.09–4.12)

0.026

Postoperative complications

No

1 (reference)

1 (reference)

Yes

0.82 (0.41–1.63)

0.580

0.92 (0.47–1.80)

0.816

Anastomotic leakage

No

1 (reference)

1 (reference)

Yes

1.69 (0.68–4.19)

0.256

1.85 (0.78–4.38)

0.160

Surgical approach

Open

1 (reference)

1 (reference)

Minimally invasive

0.47 (0.25–0.86)

0.015

0.48 (0.27–0.86)

0.015

LN retrieval

≥12

1 (reference)

1 (reference)

< 12

0.52 (0.26–1.02)

0.060

0.53 (0.27–1.02)

0.058

Tumor localization

Sigmoid

1 (reference)

1 (reference)

Rectum

1.64 (0.71–3.81)

0.242

1.45 (0.63–3.35)

0.375