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The Role of Concomitant Diseases in Postoperative Complications Risk Stratification.

Study is conducted to assess the prevalence and structure of comorbidity among patients undergoing abdominal surgery and produce the stratification of the risk of postoperative complications by identifying independent predictors for its development.

ClinicalTrials.gov IDNCT03945968

PhaseNot Applicable

Enrollment16000

SponsorRussian Federation of Anesthesiologists and Reanimatologists

Age18 Years

SexALL

I'm interested View official listing

Conditions studied

Coronary Heart Disease, Anemia, Bronchial Asthma, Stroke, Epilepsy, Parkinson's Disease, Heart Rhythm Disorders, Alzheimer's Disease, Neuromuscular Diseases, Diabetes, Chronic Heart Failure, Chronic Obstructive Pulmonary Disease, Chronic Kidney Diseases

About this study

Primary outcomes

incidence of postoperative complications (7 days after surgery)

Eligibility information

Inclusion Criteria: * surgical interventions on the abdominal organs, * 1-3 ASA physical status class Exclusion Criteria: * the inability to assess the factors included in the study, * acute massive blood loss, aspiration, * bronchospasm, * anaphylactic reactions, * malignant hyperthermia

Study locations

The First City Clinical Hospital. n.a. E. E. Volosevich, Arkhangelsk, Russia
Astrakhan State Medical University, Astrakhan, Russia
Chelyabinsk Regional Clinical Center of Oncology and Nuclear Medicine, Chelyabinsk, Russia
South-Ural State Medical University, Chelyabinsk, Russia
Chita state medical Academy of the Ministry of health of the Russian Federation, Chita, Russia
Kazan State Medical University, Kazan', Russia
Republic Clinical Hospital Ministry of Health care of the Republic of Tatarstan, Kazan', Russia
Research Institute for Complex Issues of Cardiovascular Diseases, Kemerovo, 650002 Russia
Regional clinical hospital №2, Krasnodar, 350012 Russia
Kuban State Medical University, Krasnodar, 350063 Russia

Showing 10 of 38 reported sites. See the official listing for all locations.

Before you participate: Varda Clinical is an independent discovery tool, not the study sponsor or a medical provider. Eligibility can only be determined by the official study team. Discuss potential risks and benefits with a qualified healthcare professional.

Source: ClinicalTrials.gov. Record last refreshed by Varda Clinical: 2026-09-27.