scholarly journals Epidemiology of acute kidney injury and associated factors among patients with malignancy: Analysis of hospital inpatient database in Shanghai, China

2019 ◽  
Vol 3 (1) ◽  
pp. 39-48 ◽  
Author(s):  
Yang Li ◽  
Xiaohong Chen ◽  
Yimei Wang ◽  
Jiachang Hu ◽  
Jiarui Xu ◽  
...  

Objective: This study aimed to understand the incidence of acute kidney injury in cancer patients, to figure out which clinical factors could increase the risks of acute kidney injury, and then to assess the effect of acute kidney injury on in-hospital mortality, length of stay, and hospital cost. Methods: This study was designed as a retrospective cohort study based on the hospital inpatient database in Zhongshan Hospital, Shanghai, China. Patients with malignancy and admitted to the hospital between 1 October 2014 and 30 September 2015 were recruited. Data on demographics, comorbidities, and clinical records were exported for analysis. Acute kidney injury was diagnosed using KDIGO (Kidney Disease: Improving Global Outcomes) criteria and stratified into community-acquired and hospital-acquired acute kidney injury. Multivariate model and survival analysis were applied to discover the influencing factors of acute kidney injury among cancer patients. Results: Of the 26,914 eligible cancer admissions, 3326 acute kidney injury cases were identified with an incidence of 12.4%. Of them, 2961 patients located in acute kidney injury stage 1 and another 365 cases developed to stage 2–3. The highest rates were localized to renal cancer (27.3%), multiple myeloma (24.1%), and leukemia (23.9%). Patients with older age and hematologic cancer shared a higher acute kidney injury incidence. Pre-existing chronic kidney disease (adjusted odds ratio = 7.14), heart failure (adjusted odds ratio = 4.20), surgery/chemotherapy (adjusted odds ratio = 0.99/2.28), hyponatremia (adjusted odds ratio = 2.84), hypokalemia (adjusted odds ratio = 2.42), and hyperuricemia (adjusted odds ratio = 2.62) were the major factors associated with acute kidney injury. In-hospital mortality for acute kidney injury patients was 5.1% as compared with those without acute kidney injury (0.8%). Survival analysis reveals that the risk of death was higher among patients with hospital-acquired acute kidney injury (adjusted hazard ratio = 4.50) and severe acute kidney injury stage (adjusted hazard ratio = 2.68/3.91). Furthermore, the length of stay (13.5 days) and hospital cost (45,066 CNY) were significantly greater in patients with community-acquired acute kidney injury. Conclusion: Acute kidney injury was common in cancer patients and associated with an ominous outcome. Pre-existing comorbidities, electrolyte disturbances, and abnormal biochemical were the predicting factors for acute kidney injury incidence. Better monitoring of electrolytes, identification of high-risk patients, and early acute kidney injury diagnosis should be considered as a priority during anti-cancer treatment.

2021 ◽  
Vol 22 (1) ◽  
Author(s):  
Jack S Bell ◽  
Benjamin D James ◽  
Saif Al-Chalabi ◽  
Lynne Sykes ◽  
Philip A Kalra ◽  
...  

Abstract Background Acute kidney injury (AKI) is a recognised complication of coronavirus disease 2019 (COVID-19), yet the reported incidence varies widely and the associated risk factors are poorly understood. Methods Data was collected on all adult patients who returned a positive COVID-19 swab while hospitalised at a large UK teaching hospital between 1st March 2020 and 3rd June 2020. Patients were stratified into community- and hospital-acquired AKI based on the timing of AKI onset. Results Out of the 448 eligible patients with COVID-19, 118 (26.3 %) recorded an AKI during their admission. Significant independent risk factors for community-acquired AKI were chronic kidney disease (CKD), diabetes, clinical frailty score and admission C-reactive protein (CRP), systolic blood pressure and respiratory rate. Similar risk factors were significant for hospital-acquired AKI including CKD and trough systolic blood pressure, peak heart rate, peak CRP and trough lymphocytes during admission. In addition, invasive mechanical ventilation was the most significant risk factor for hospital-acquired AKI (adjusted odds ratio 9.1, p < 0.0001) while atrial fibrillation conferred a protective effect (adjusted odds ratio 0.29, p < 0.0209). Mortality was significantly higher for patients who had an AKI compared to those who didn’t have an AKI (54.3 % vs. 29.4 % respectively, p < 0.0001). On Cox regression, hospital-acquired AKI was significantly associated with mortality (adjusted hazard ratio 4.64, p < 0.0001) while community-acquired AKI was not. Conclusions AKI occurred in over a quarter of our hospitalised COVID-19 patients. Community- and hospital-acquired AKI have many shared risk factors which appear to converge on a pre-renal mechanism of injury. Hospital- but not community acquired AKI was a significant risk factor for death.


Critical Care ◽  
2019 ◽  
Vol 23 (1) ◽  
Author(s):  
François Dépret ◽  
Clément Hoffmann ◽  
Laura Daoud ◽  
Camille Thieffry ◽  
Laure Monplaisir ◽  
...  

Abstract Background The use of hydroxocobalamin has long been advocated for treating suspected cyanide poisoning after smoke inhalation. Intravenous hydroxocobalamin has however been shown to cause oxalate nephropathy in a single-center study. The impact of hydroxocobalamin on the risk of acute kidney injury (AKI) and survival after smoke inhalation in a multicenter setting remains unexplored. Methods We conducted a multicenter retrospective study in 21 intensive care units (ICUs) in France. We included patients admitted to an ICU for smoke inhalation between January 2011 and December 2017. We excluded patients discharged at home alive within 24 h of admission. We assessed the risk of AKI (primary endpoint), severe AKI, major adverse kidney (MAKE) events, and survival (secondary endpoints) after administration of hydroxocobalamin using logistic regression models. Results Among 854 patients screened, 739 patients were included. Three hundred six and 386 (55.2%) patients received hydroxocobalamin. Mortality in ICU was 32.9% (n = 243). Two hundred eighty-eight (39%) patients developed AKI, including 186 (25.2%) who developed severe AKI during the first week. Patients who received hydroxocobalamin were more severe and had higher mortality (38.1% vs 27.2%, p = 0.0022). The adjusted odds ratio (95% confidence interval) of AKI after intravenous hydroxocobalamin was 1.597 (1.055, 2.419) and 1.772 (1.137, 2.762) for severe AKI; intravenous hydroxocobalamin was not associated with survival or MAKE with an adjusted odds ratio (95% confidence interval) of 1.114 (0.691, 1.797) and 0.784 (0.456, 1.349) respectively. Conclusion Hydroxocobalamin was associated with an increased risk of AKI and severe AKI but was not associated with survival after smoke inhalation. Trial registration ClinicalTrials.gov, NCT03558646


2020 ◽  
Vol 132 (3) ◽  
pp. 461-475 ◽  
Author(s):  

Abstract Background Despite the significant healthcare impact of acute kidney injury, little is known regarding prevention. Single-center data have implicated hypotension in developing postoperative acute kidney injury. The generalizability of this finding and the interaction between hypotension and baseline patient disease burden remain unknown. The authors sought to determine whether the association between intraoperative hypotension and acute kidney injury varies by preoperative risk. Methods Major noncardiac surgical procedures performed on adult patients across eight hospitals between 2008 and 2015 were reviewed. Derivation and validation cohorts were used, and cases were stratified into preoperative risk quartiles based upon comorbidities and surgical procedure. After preoperative risk stratification, associations between intraoperative hypotension and acute kidney injury were analyzed. Hypotension was defined as the lowest mean arterial pressure range achieved for more than 10 min; ranges were defined as absolute (mmHg) or relative (percentage of decrease from baseline). Results Among 138,021 cases reviewed, 12,431 (9.0%) developed postoperative acute kidney injury. Major risk factors included anemia, estimated glomerular filtration rate, surgery type, American Society of Anesthesiologists Physical Status, and expected anesthesia duration. Using such factors and others for risk stratification, patients with low baseline risk demonstrated no associations between intraoperative hypotension and acute kidney injury. Patients with medium risk demonstrated associations between severe-range intraoperative hypotension (mean arterial pressure less than 50 mmHg) and acute kidney injury (adjusted odds ratio, 2.62; 95% CI, 1.65 to 4.16 in validation cohort). In patients with the highest risk, mild hypotension ranges (mean arterial pressure 55 to 59 mmHg) were associated with acute kidney injury (adjusted odds ratio, 1.34; 95% CI, 1.16 to 1.56). Compared with absolute hypotension, relative hypotension demonstrated weak associations with acute kidney injury not replicable in the validation cohort. Conclusions Adult patients undergoing noncardiac surgery demonstrate varying associations with distinct levels of hypotension when stratified by preoperative risk factors. Specific levels of absolute hypotension, but not relative hypotension, are an important independent risk factor for acute kidney injury. Editor’s Perspective What We Already Know about This Topic What This Article Tells Us That Is New


2017 ◽  
Vol 2 (4) ◽  
pp. S11
Author(s):  
Lailatulema Abbas ◽  
Nur Dini Suliman ◽  
Elferalyza Mustaffa ◽  
Nurul Izah Ahmad ◽  
Sadanah Aqashiah Mazlan

2018 ◽  
Vol 64 (9) ◽  
pp. 1361-1369 ◽  
Author(s):  
Pietro Caironi ◽  
Roberto Latini ◽  
Joachim Struck ◽  
Oliver Hartmann ◽  
Andreas Bergmann ◽  
...  

Abstract BACKGROUND Acute kidney injury (AKI) occurs in many critically ill patients and is associated with high mortality. We examined whether proenkephalin could predict incident AKI and its improvement in septic patients. METHODS Plasma proenkephalin A 119–159 (penKid) was assayed in 956 patients with sepsis or septic shock enrolled in the multicenter Albumin Italian Outcome Sepsis (ALBIOS) trial to test its association with incident AKI, improvement of renal function, need for renal replacement therapy (RRT), and mortality. RESULTS Median [Q1–Q3] plasma penKid concentration on day 1 [84 (20–159) pmol/L[ was correlated with serum creatinine concentration (r = 0.74); it was higher in patients with chronic renal failure and rose progressively with the renal Sequential Organ Failure Assessment subscore. It predicted incident AKI within 48 h (adjusted odds ratio, 3.3; 95% CI, 2.1–5.1; P &lt; 0.0001) or 1 week [adjusted hazard ratio, 2.1 (1.7–2.8); P &lt; 0.0001] and future RRT during the intensive care unit stay [odds ratio, 4.0 (3.0–5.4)]. PenKid was also associated with improvements in renal function in patients with baseline serum creatinine &gt;2 mg/dL, both within the next 48 h [adjusted odds ratio, 0.31 (0.18–0.54), P &lt; 0.0001] and 1 week [0.23 (0.12–0.45)]. The time course of penKid concentrations predicted AKI and 90-day mortality. CONCLUSIONS Early measurement and the trajectory of penKid predict incident AKI, improvement of renal function, and the need for RRT in the acute phase after intensive care unit admission during sepsis or septic shock. PenKid measurement may be a valuable tool to test early therapies aimed at preventing the risk of AKI in sepsis.


2020 ◽  
Vol 40 (10) ◽  
pp. 2539-2547 ◽  
Author(s):  
Jeffrey S. Berger ◽  
Dennis Kunichoff ◽  
Samrachana Adhikari ◽  
Tania Ahuja ◽  
Nancy Amoroso ◽  
...  

Objective: To determine the prevalence of D-dimer elevation in coronavirus disease 2019 (COVID-19) hospitalization, trajectory of D-dimer levels during hospitalization, and its association with clinical outcomes. Approach and Results: Consecutive adults admitted to a large New York City hospital system with a positive polymerase chain reaction test for SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) between March 1, 2020 and April 8, 2020 were identified. Elevated D-dimer was defined by the laboratory-specific upper limit of normal (>230 ng/mL). Outcomes included critical illness (intensive care, mechanical ventilation, discharge to hospice, or death), thrombotic events, acute kidney injury, and death during admission. Among 2377 adults hospitalized with COVID-19 and ≥1 D-dimer measurement, 1823 (76%) had elevated D-dimer at presentation. Patients with elevated presenting baseline D-dimer were more likely than those with normal D-dimer to have critical illness (43.9% versus 18.5%; adjusted odds ratio, 2.4 [95% CI, 1.9–3.1]; P <0.001), any thrombotic event (19.4% versus 10.2%; adjusted odds ratio, 1.9 [95% CI, 1.4–2.6]; P <0.001), acute kidney injury (42.4% versus 19.0%; adjusted odds ratio, 2.4 [95% CI, 1.9–3.1]; P <0.001), and death (29.9% versus 10.8%; adjusted odds ratio, 2.1 [95% CI, 1.6–2.9]; P <0.001). Rates of adverse events increased with the magnitude of D-dimer elevation; individuals with presenting D-dimer >2000 ng/mL had the highest risk of critical illness (66%), thrombotic event (37.8%), acute kidney injury (58.3%), and death (47%). Conclusions: Abnormal D-dimer was frequently observed at admission with COVID-19 and was associated with higher incidence of critical illness, thrombotic events, acute kidney injury, and death. The optimal management of patients with elevated D-dimer in COVID-19 requires further study.


2018 ◽  
Vol 7 (4) ◽  
pp. e000308 ◽  
Author(s):  
Lynne Sykes ◽  
Smeeta Sinha ◽  
Janet Hegarty ◽  
Emma Flanagan ◽  
Liam Doyle ◽  
...  

Acute kidney injury (AKI) is a common syndrome that is associated with significant mortality and cost. The Quality Improvement AKI Collaborative at Salford Royal Foundation Trust was established to review and improve both the recognition and management of AKI. This was a whole-system intervention to tackle AKI implemented as an alternative to employing separate AKI nurses. Our aims were to reduce the overall incidence of AKI by 10%, to reduce hospital-acquired AKI by 25% and to reduce the progression of AKI from stage 1 to stage 2 or 3 by 50%.From 2014 to 2016, several multifaceted changes were introduced. These included system changes, such as inserting an e-alert for AKI into the electronic patient record, an online educational package and face-to-face teaching for AKI, and AKI addition to daily safety huddles. On 10 Collaborative wards, development of an AKI care bundle via multidisciplinary team (MDT) plan, do, study, act testing occurred.Results showed a 15.6% reduction in hospital-wide-acquired AKI, with a 22.3% reduction on the collaborative wards. Trust-wide rates of progression of AKI 1 to AKI 2 or 3 showed normal variation, whereas there was a 48.5% reduction in AKI progression on the Collaborative wards. This implies that e-alerts were ineffective in isolation. The Collaborative wards’ results were a product of the educational support, bundle and heightened awareness of AKI.A number of acute hospitals have demonstrated impactful successes in AKI reduction centred on a dedicated AKI nurse model plus e-alerting with supporting changes. This project adds value by highlighting another approach that does not require a new post with attendant rolling costs and risks. We believe that our approach increased our efficacy in acute care in our front-line teams by concentrating on embedding improved recognition and actions across the MDT.


Perfusion ◽  
2019 ◽  
Vol 35 (4) ◽  
pp. 284-289 ◽  
Author(s):  
Hong Liu ◽  
Si-qiang Zheng ◽  
Si-chong Qian ◽  
Huang-he He ◽  
Jin-rong Xue

Background: Little is known regarding the potential impact of haematocrit differences in the association between cardiopulmonary bypass reoxygenation and acute kidney injury following Tetralogy of Fallot repair. Methods: We investigated the association of perfusate oxygenation during aortic occlusion associated with acute kidney injury between 204 normal and 248 higher haematocrit children with Tetralogy of Fallot, aged 1 month-18 years, who were surgically repaired in 2012-2018. Normal and higher haematocrit children were defined as having a preoperative haematocrit within and above age- and sex-specific reference intervals, respectively. Acute kidney injury was determined as a binary variable according to the Kidney Disease Improving Global Outcomes criteria. Results: After adjusting for baseline and clinical covariates, a significant interaction between the haematocrit and continuous perfusate oxygenation on acute kidney injury was found (pinteraction = 0.049): a higher perfusate oxygenation was associated with a greater acute kidney injury risk among higher haematocrit children (adjusted odds ratio = 1.50, 95% confidence interval = [1.02, 2.22] per SD, p = 0.038) but not among normal haematocrit children (adjusted odds ratio = 0.91, 95% confidence interval = [0.51, 1.63] per SD, p = 0.73). After a similar adjustment, there was a marginal interaction between tertiles of perfusate oxygenation and haematocrit on acute kidney injury (pinteraction = 0.09): the middle and top tertiles of perfusate oxygenation were associated with a trend towards increased acute kidney injury risks among higher haematocrit children (adjusted odds ratio = 1.69, 95% confidence interval = [0.61, 4.66]; adjusted odds ratio = 2.25, 95% confidence interval = [0.84, 5.99], respectively) but not among normal haematocrit children (adjusted odds ratio = 1.16, 95% confidence interval = [0.46, 2.94]; adjusted odds ratio = 0.45, 95% confidence interval = [0.15, 1.36], respectively) compared with the bottom tertile. Conclusion: Preoperative haematocrit differences significantly modify the association of perfusate oxygenation with acute kidney injury, highlighting differential control of reoxygenation for different haematocrit children with Tetralogy of Fallot in the management of cardiopulmonary bypass.


2015 ◽  
Vol 123 (3) ◽  
pp. 515-523 ◽  
Author(s):  
Louise Y. Sun ◽  
Duminda N. Wijeysundera ◽  
Gordon A. Tait ◽  
W. Scott Beattie

Abstract Background: Intraoperative hypotension (IOH) may be associated with postoperative acute kidney injury (AKI), but the duration of hypotension for triggering harm is unclear. The authors investigated the association between varying periods of IOH with mean arterial pressure (MAP) less than 55, less than 60, and less than 65 mmHg with AKI. Methods: The authors conducted a retrospective cohort study of 5,127 patients undergoing noncardiac surgery (2009 to 2012) with invasive MAP monitoring and length of stay of 1 or more days. Exclusion criteria were preoperative MAP less than 65 mmHg, dialysis dependence, urologic surgery, and surgical duration less than 30 min. The primary exposure was IOH. The primary outcome was AKI (50% or 0.3 mg/dl increase in creatinine) during the first 2 postoperative days. Multivariable logistic regression was used to model the exposure–outcome relationship. Results: AKI occurred in 324 (6.3%) patients and was associated with MAP less than 60 mmHg for 11 to 20 min and MAP less than 55 mmHg for more than 10 min in a graded fashion. The adjusted odds ratio of AKI for MAP less than 55 mmHg was 2.34 (1.35 to 4.05) for 11- to 20-min exposure and 3.53 (1.51 to 8.25) for more than 20 min. For MAP less than 60 mmHg, the adjusted odds ratio for AKI was 1.84 (1.11 to 3.06) for 11- to 20-min exposure. Conclusions: In this analysis, postoperative AKI is associated with sustained intraoperative periods of MAP less than 55 and less than 60 mmHg. This study provides an impetus for clinical trials to determine whether interventions that promptly treat IOH and are tailored to individual patient physiology could help reduce the risk of AKI.


2019 ◽  
Vol 63 (3) ◽  
Author(s):  
Thomas J. Dilworth ◽  
Anthony M. Casapao ◽  
Omar M. Ibrahim ◽  
David M. Jacobs ◽  
Dana R. Bowers ◽  
...  

ABSTRACTWe analyzed the impact of vancomycin (VAN) combined with adjuvant β-lactam therapy (Combo) on persistent (≥5 days) methicillin-resistantStaphylococcus aureusbacteremia versus VAN alone by using pooled data from two previously published observational studies (n = 156). Combo was inversely associated with persistent bacteremia (adjusted odds ratio, 0.460; 95% confidence interval, 0.229 to 0.923). Acute kidney injury was more common with Combo than with VAN (18.9% and 7.6%, respectively;P= 0.062).


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