scholarly journals The composite risk index based on frailty predicts postoperative complications in older patients recovering from elective digestive tract surgery: a retrospective cohort study

2022 ◽  
Vol 22 (1) ◽  
Author(s):  
Chun-Qing Li ◽  
Chen Zhang ◽  
Fan Yu ◽  
Xue-Ying Li ◽  
Dong-Xin Wang
Keyword(s):  
Cohort Study ◽  
Postoperative Complications ◽  
Digestive Tract ◽  
Older Patients ◽  
Retrospective Cohort ◽  
Risk Index ◽  
Frailty Index ◽  
Modified Frailty Index ◽  
Digestive Tract Surgery ◽  
Composite Risk

Abstract Background Limitations exist in available studies investigating effect of preoperative frailty on postoperative outcomes. This study was designed to analyze the association between composite risk index, an accumulation of preoperative frailty deficits, and the risk of postoperative complications in older patients recovering from elective digestive tract surgery. Methods This was a retrospective cohort study. Baseline and perioperative data of older patients (age ≥ 65 years) who underwent elective digestive tract surgery from January 1, 2017 to December 31, 2018 were collected. The severity of frailty was assessed with the composite risk index, a composite of frailty deficits including modified frailty index. The primary endpoint was the occurrence of postoperative complications during hospital stay. The association between the composite risk index and the risk of postoperative complications was assessed with a multivariable logistic regression model. Results A total of 923 patients were included. Of these, 27.8% (257) developed postoperative complications. Four frailty deficits, i.e., modified frailty index ≥0.27, malnutrition, hemoglobin < 90 g/L, and albumin ≤30 g/L, were combined to generate a composite risk index. Multivariable analysis showed that, when compared with patients with composite risk index of 0, the odds ratios (95% confidence intervals) were 2.408 (1.714–3.383, P <  0.001) for those with a composite risk index of 1, 3.235 (1.985–5.272, P <  0.001) for those with a composite risk index of 2, and 9.227 (3.568–23.86, P <  0.001) for those with composite risk index of 3 or above. The area under receiver-operator characteristic curve to predict postoperative complications was 0.653 (95% confidence interval 0.613–0.694, P <  0.001) for composite risk index compared with 0.622 (0.581–0.663, P <  0.001) for modified frailty index. Conclusion For older patients following elective digestive tract surgery, high preoperative composite risk index, a combination of frailty deficits, was independently associated with an increased risk of postoperative complications.

scholarly journals Preoperative hyponatremia predicts complications in older patients undergoing digestive tract surgery: a propensity score matching analysis

2021 ◽  
Author(s):  
Chun-Qing Li ◽  
Chen Zhang ◽  
Fan Yu ◽  
Hao Kong ◽  
Chun-Mei Deng
Keyword(s):  
Postoperative Complications ◽  
Propensity Score ◽  
Propensity Score Matching ◽  
Digestive Tract ◽  
Older Patients ◽  
Infectious Complications ◽  
Increased Risk ◽  
Life Threatening ◽  
Digestive Tract Surgery ◽  
Complications And Mortality

Abstract Purpose Whether preoperative hyponatremia increases the risk of postoperative complications in older patients undergoing digestive tract surgery remains unclear. The purpose of the study was to investigate the association between preoperative hyponatremia and life-threatening postoperative complications (including death) among older patients undergoing digestive tract surgery. Methods This was a propensity score-matched, retrospective cohort study. We recruited older patients (≥ 65 years of age) who underwent digestive tract surgery in our institution. The propensity score matching (PSM; 1:2) was used to balance a range of covariates between patients with preoperative hyponatremia (serum sodium [Na+] levels < 135 mmol/L) and those with normal [Na+] levels (135–145 mmol/L). The primary outcome was the occurrence of life-threatening postoperative complications and mortality (i.e., Clavien–Dindo grade IV and V [CD IV and V] complications) during hospital stay. The relationship between preoperative hyponatremia and the development of CD IV and V complications was identified with logistic regression analysis. Results A total of 1076 patients were analyzed (mean age 73.9 years; 421 female [39.1%]). Preoperative hyponatremia was identified in 122 patients. After matching, 312 patients were included in the analyses (104 patients with preoperative hyponatremia and 208 patients with normal [Na+] levels; mean age, 76.3 years; 130 female [41.7%]). When compared with normal [Na+] levels, preoperative hyponatremia was associated with an increased risk of CD IV and V complications (odds ratio [OR] 2.082, 95% confidential interval [CI] 1.041–4.164, P = 0.038). Preoperative hyponatremia was also significantly associated with a higher risk of postoperative infectious complications (OR 2.158, 95% CI 1.138–4.091, P = 0.018). Conclusion Preoperative hyponatremia can predict an increased risk of life-threatening postoperative complications and mortality in older patients undergoing digestive tract surgery.

scholarly journals The association between preoperative modified frailty index and postoperative complications in Chinese elderly patients with hip fractures

2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Yanjiao Shen ◽  
Qiukui Hao ◽  
Yuting Wang ◽  
Xiaoyan Chen ◽  
Jiaojiao Jiang ◽  
...  
Keyword(s):  
Hip Fracture ◽  
Postoperative Complications ◽  
Hip Fractures ◽  
Medical Records ◽  
Older Patients ◽  
Frailty Index ◽  
Chinese Patients ◽  
Statistical Adjustment ◽  
Frail Patients ◽  
Modified Frailty Index

Abstract Objectives To investigate the role of a preoperative modified frailty index (mFI) based on data from medical records in predicting postoperative complications among older Chinese patients with hip fractures. Methods This retrospective cohort study included consecutive older patients with hip fracture admitted to the Department of Orthopaedics, West China Hospital, Sichuan University, from December 2010 to June 2017 who underwent surgical repair. We selected 33 variables, including characteristics of hip fracture, to construct a mFI. Each variable was coded with a value of 0 when a deficit was absent or 1 when it was present. We calculated the mFI as the proportion of positive items and defined frailty as mFI value greater than or equal to 0.21 according to threshold proposed by Hoover et al. We examined the relationship between mFI and severity of postoperative complications and the occurrence of in-hospital pneumonia including statistical adjustment for several demographics (e.g. age, gender, and marital status) and habits (smoking and alcohol intake), time from fracture to surgery in the multivariable model. Results We included 965 patients (34% male; mean age: 76.77 years; range: 60 to 100 years) with a prevalence of frailty of 13.06%. The presence of frailty was associated with a higher severity of complications (OR: 2.07; 95% CI: 1.40 to 3.05). Frail patients were more likely to develop in-hospital pneumonia than non-frail patients (OR: 2.08; 95% CI: 1.28 to 3.39). Conclusion The preoperative modified frailty index based on data from medical records proved significantly associated with postoperative complications among older patients with hip fractures undergoing hip surgery.

scholarly journals Risk Factors of Daptomycin-Induced Eosinophilic Pneumonia in a Population with Osteoarticular Infection

Antibiotics ◽  
2021 ◽  
Vol 10 (4) ◽  
pp. 446
Author(s):  
Laura Soldevila-Boixader ◽  
Bernat Villanueva ◽  
Marta Ulldemolins ◽  
Eva Benavent ◽  
Ariadna Padulles ◽  
...  
Keyword(s):  
Risk Factors ◽  
Adverse Effect ◽  
Cohort Study ◽  
Retrospective Cohort Study ◽  
Older Patients ◽  
Retrospective Cohort ◽  
Joint Infection ◽  
Eosinophilic Pneumonia ◽  
Severe Adverse Effect ◽  
Osteoarticular Infection

Background: Daptomycin-induced eosinophilic pneumonia (DEP) is a rare but severe adverse effect and the risk factors are unknown. The aim of this study was to determine risk factors for DEP. Methods: A retrospective cohort study was performed at the Bone and Joint Infection Unit of the Hospital Universitari Bellvitge (January 2014–December 2018). To identify risk factors for DEP, cases were divided into two groups: those who developed DEP and those without DEP. Results: Among the whole cohort (n = 229) we identified 11 DEP cases (4.8%) and this percentage almost doubled in the subgroup of patients ≥70 years (8.1%). The risk factors for DEP were age ≥70 years (HR 10.19, 95%CI 1.28–80.93), therapy >14 days (7.71, 1.98–30.09) and total cumulative dose of daptomycin ≥10 g (5.30, 1.14–24.66). Conclusions: Clinicians should monitor cumulative daptomycin dosage to minimize DEP risk, and be cautious particularly in older patients when the total dose of daptomycin exceeds 10 g.

scholarly journals Ambulance dispatch of older patients following primary and secondary telephone triage in metropolitan Melbourne, Australia: a retrospective cohort study

BMJ Open ◽  
2020 ◽  
Vol 10 (11) ◽  
pp. e042351
Author(s):  
Kathryn Eastwood ◽  
Dhanya Nambiar ◽  
Rosamond Dwyer ◽  
Judy A Lowthian ◽  
Peter Cameron ◽  
...  
Keyword(s):  
Cohort Study ◽  
Older Adult ◽  
Retrospective Cohort Study ◽  
Older Patients ◽  
Retrospective Cohort ◽  
Vital Signs ◽  
Telephone Triage ◽  
Ambulance Dispatch ◽  
Emergency Ambulance ◽  
Primary Triage

BackgroundMost calls to ambulance result in emergency ambulance dispatch (direct dispatch) following primary telephone triage. Ambulance Victoria uses clinician-led secondary telephone triage for patients identified as low-acuity during primary triage to refer them to alternative care pathways; however, some are returned for ambulance dispatch (secondary dispatch). Older adult patients are frequent users of ambulance services; however, little is known about the appropriateness of subsequent secondary dispatches.ObjectivesTo examine the appropriateness of secondary dispatch through a comparison of the characteristics and ambulance outcomes of older patients dispatched an emergency ambulance via direct or secondary dispatch.DesignA retrospective cohort study of ambulance patient data between September 2009 and June 2012 was conducted.SettingThe secondary telephone triage service operated in metropolitan Melbourne, Victoria, Australia during the study period.ParticipantsThere were 90 086 patients included aged 65 years and over who had an emergency ambulance dispatch via direct or secondary dispatch with one of the five most common secondary dispatch paramedic diagnoses.Main outcome measuresDescriptive analyses compared characteristics, treatment and transportation rates between direct and secondary dispatch patients.ResultsThe dispatch groups were similar in demographics, vital signs and hospital transportation rates. However, secondary dispatch patients were half as likely to be treated by paramedics (OR 0.51; CI 0.48 to 0.55; p<0.001). Increasing age was associated with decreasing treatment (p<0.005) and increasing transportation rates (p<0.005).ConclusionSecondary triage could identify patients who would ultimately be transported to an emergency department. However, the lower paramedic treatment rates suggest many secondary dispatch patients may have been suitable for referral to alternative low-acuity transport or referral options.

scholarly journals Selective Decontamination of the Digestive Tract to Prevent Postoperative Pneumonia and Anastomotic Leakage after Esophagectomy: A Retrospective Cohort Study

Antibiotics ◽  
2021 ◽  
Vol 10 (1) ◽  
pp. 43
Author(s):  
Robin Janssen ◽  
Frans Van Workum ◽  
Nikolaj Baranov ◽  
Harmen Blok ◽  
Jaap ten Oever ◽  
...  
Keyword(s):  
Cohort Study ◽  
Anastomotic Leakage ◽  
Digestive Tract ◽  
Retrospective Cohort Study ◽  
Retrospective Cohort ◽  
Protective Factor ◽  
Gastrointestinal Surgery ◽  
Surgical Site Infections ◽  
Selective Decontamination ◽  
Postoperative Pneumonia

Infectious complications occur frequently after esophagectomy. Selective decontamination of the digestive tract (SDD) has been shown to reduce postoperative infections and anastomotic leakage in gastrointestinal surgery, but robust evidence for esophageal surgery is lacking. The aim was to evaluate the association between SDD and pneumonia, surgical-site infections (SSIs), anastomotic leakage, and 1-year mortality after esophagectomy. A retrospective cohort study was conducted in patients undergoing Ivor Lewis esophagectomy in four Dutch hospitals between 2012 and 2018. Two hospitals used SDD perioperatively and two did not. SDD consisted of an oral paste and suspension (containing amphotericin B, colistin, and tobramycin). The primary outcomes were 30-day postoperative pneumonia and SSIs. Secondary outcomes were anastomotic leakage and 1-year mortality. Logistic regression analyses were performed to determine the association between SDD and the relevant outcomes (odds ratio (OR)). A total of 496 patients were included, of whom 179 received SDD perioperatively and the other 317 patients did not receive SDD. Patients who received SDD were less likely to develop postoperative pneumonia (20.1% vs. 36.9%, p < 0.001) and anastomotic leakage (10.6% vs. 19.9%, p = 0.008). Multivariate analysis showed that SDD is an independent protective factor for postoperative pneumonia (OR 0.40, 95% CI 0.23–0.67, p < 0.001) and anastomotic leakage (OR 0.46, 95% CI 0.26–0.84, p = 0.011). Use of perioperative SDD seems to be associated with a lower risk of pneumonia and anastomotic leakage after esophagectomy.

scholarly journals Timing of resumption of antithrombotic agents following surgical evacuation of chronic subdural hematomas: a retrospective cohort study

2015 ◽  
Vol 42 (S1) ◽  
pp. S11-S11 ◽  
Author(s):  
D Guha ◽  
S Coyne ◽  
RL Macdonald
Keyword(s):  
Risk Factor ◽  
Cohort Study ◽  
Postoperative Complications ◽  
Retrospective Cohort ◽  
Significant Risk ◽  
Significant Risk Factor ◽  
Antithrombotic Agents ◽  
Major Hemorrhage ◽  
Subdural Hematomas ◽  
Surgical Evacuation

Background: Antithrombosis (AT), with antiplatelets or anticoagulants, is a significant risk factor for the development of chronic subdural hematomas (cSDH). Resumption of AT following hematoma evacuation is variable, with scant evidence for guidance. Methods: We retrospectively analyzed 479 patients with surgically-evacuated cSDH at St. Michael’s Hospital from 2007-2012. Collected variables included type of AT, indication for AT, timing and type of postoperative complications, and restart intervals for AT agents. Postoperative complications were classified as major or minor hemorrhages, or thromboembolism. Results: Among all patients, 14.8% experienced major hemorrhage, 23.0% minor hemorrhage, and 1.67% thromboembolism. Patients on any preoperative AT were at higher risk of major hemorrhage (OR=1.93, p=0.014), experienced earlier major hemorrhage (mean 16.2 versus 26.5d, p=0.052) and earlier thromboembolism (mean 2.7 versus 51.5d, p=0.036). The type of agent did not affect complication frequency or timing. Patients restarted on any AT postoperatively were at decreased risk of major rebleed following resumption, than those not restarted (OR=0.06, p<0.01). Conclusions: Patients on preoperative AT experienced thromboembolism significantly earlier, at 3d postoperatively, with no increase in rebleed risk following AT resumption. We provide cursory evidence that resuming AT early, at 3d postoperatively, may be safe. Larger prospective studies are required for definitive recommendations.

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