Related Experiment Video
Updated: Feb 5, 2026
06:46
Competing-Risk Nomogram for Predicting Cancer-Specific Survival in Multiple Primary Colorectal Cancer Patients after Surgery
Published on: September 27, 2024
918
Colorectal surgery in elderly population.
Marek Zawadzki1, Małgorzata Krzystek-Korpacka2, Marek Rząca3
1Wojewódzki Szpital Specjalistyczne we Wrocławiu Oddział Chirurgii Onkologicznej.
Polski Przeglad Chirurgiczny
|September 18, 2018
Summary
Elderly patients (≥75 years) undergoing colorectal surgery had shorter procedures but longer hospital stays. Geriatric colorectal cancer surgery shows higher complication and mortality risks.
Area of Science:
- Colorectal Surgery
- Geriatric Medicine
- Oncology
Background:
- Colorectal cancer incidence is rising, particularly in elderly populations.
- Effective management of geriatric patients is crucial in colorectal surgery.
- Older adults represent a significant and growing patient demographic in surgical care.
Purpose of the Study:
- To investigate short-term surgical outcomes in elderly patients undergoing colorectal resection.
- To compare outcomes between elderly (≥75 years) and younger (<75 years) patient groups.
Main Methods:
- Retrospective review of 464 patients who underwent colorectal tumor resection (2013-2017).
- Patients categorized into elderly (≥75 years) and young (<75 years) groups.
- Analysis of clinicopathological data and surgical outcomes.
Main Results:
- Elderly patients underwent Hartmann procedures and right hemicolectomies more often; younger patients favored low anterior resection.
- Surgical time was shorter for the elderly, but hospital stay was longer (p=0.023).
- Postoperative complications and mortality trended higher in seniors (p=0.088), who received less preoperative chemoradiation (p=0.014).
Conclusions:
- Older adults comprise one-third of elective colorectal surgery patients.
- Colorectal surgery in geriatric patients is linked to prolonged hospital stays.
- Geriatric colorectal surgery is associated with increased potential for complications and mortality.
Related Concept Videos
02:04Conservation of Small Populations
17.4K
Small population sizes put a species at extreme risk of extinction due to a lack of variation, and a consequent decrease in adaptability. This weakens the chances of survival under pressures such as climate change, competition from other species, or new diseases. Large populations are more likely to survive pressures such as these, as such populations are more likely to harbor individuals that have genetic variants that are adaptive under new stresses. Small populations are much less...
17.4K
01:25What is Population Genetics?
64.8K
A population is composed of members of the same species that simultaneously live and interact in the same area. When individuals in a population breed, they pass down their genes to their offspring. Many of these genes are polymorphic, meaning that they occur in multiple variants. Such variations of a gene are referred to as alleles. The collective set of all the alleles within a population is known as the gene pool.
64.8K
00:57Population Growth
28.6K
Population size is dynamic, increasing with birth rates and immigration, and decreasing with death rates and emigration. In ideal conditions with unlimited resources, populations can increase exponentially, which plots as a J-shaped growth rate curve of population size against time. This type of curve is characteristic of newly-introduced invasive species, or populations that have suffered catastrophic declines and are rebounding.
28.6K
00:30What are Populations and Communities?
37.9K
Overview
37.9K
02:07Conservation of Declining Populations
13.4K
Conservation of declining population focuses on ways of detecting, diagnosing, and halting a population decline. The approach uses methods to prevent populations from going extinct.
13.4K
01:11Testing a Claim about Mean: Known Population SD
3.3K
A complete procedure of testing the hypothesis about a population mean is explained here.
Estimating a population mean requires the samples to be distributed normally. The data should be collected from the randomly selected samples having no sampling bias. The sample size needed to be higher than 30, and most importantly, the population standard deviation should be already known.
In most realistic situations, the population standard deviation is often unknown, but in rare circumstances, when it...
Estimating a population mean requires the samples to be distributed normally. The data should be collected from the randomly selected samples having no sampling bias. The sample size needed to be higher than 30, and most importantly, the population standard deviation should be already known.
In most realistic situations, the population standard deviation is often unknown, but in rare circumstances, when it...
3.3K