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Status unknownNCT03865810POWER4Updated Mar 8, 2019

Postoperative Outcomes Within an Enhanced Recovery After Surgery Protocol in Gastric Surgery for Cancer

An observational study in Perioperative Care, Postoperative Complications and Gastric Cancer, sponsored by Grupo Español de Rehabilitación Multimodal. Status unknown at 66 sites in Spain. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2019-03-08.

Sponsored by Grupo Español de Rehabilitación Multimodal · Observational

The sponsor has not verified this record recently (last verified Mar 2019), so the status shown — last known as Not yet recruiting — may be out of date.
Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
861
Ages
18 Years and older
Sex
All
01

Study summary

Methods National audit of a 90-day prospective observational cohort in which postoperative complications will be analyzed at 30 days of follow-up in adult patients undergoing scheduled surgery for gastric resection for cancer with or without an intensified recovery program (ERAS : Enhanced Recovery after Surgery) with any level of protocol compliance (from 0-100%)

Research Locations Spanish Hospitals at the state level where these surgical interventions are performed on a regular basis.

Objectives To determine the incidence of postoperative complications per patient and procedure, regardless of the degree of adherence to ERAS protocols and its impact on the hospital stay and postoperative complications including 30-day mortality.

Sample Size For an alpha error of 5% (95% confidence) and an accuracy of 3% and estimating a number of patients with complications of 28%, the sample size calculation yields 861 patients, although the final sample size it may be smaller depending on the proportion of complications detected.

Inclusion criteria Patients older than 18 years who are going to undergo surgery for gastric resection surgery due to cancer regardless of their affiliation to an ERAS intensified recovery program and the compliance level of the protocol (0-100%)

Statistical analysis Continuous variables will be described as mean and standard deviation, if it is a normal distribution, or median and interquartile range, if they are not normally distributed. Comparisons of continuous variables will be performed by one-way ANOVA or the Mann-Whitney test, as appropriate. A univariate analysis will be performed to test the factors associated with postoperative complications, hospital stay and death in the hospital. Univariate analyzes and hierarchical multivariate logistic regression models will be constructed to identify factors associated independently with these results and to adjust for differences in confounding factors. The factors will be introduced in the models based on their relationship with the univariate result (p \<0.05), the biological plausibility and the low rate of missing data.

Read the detailed description

The results of this study will allow to identify, on the one hand, the type of patients presenting postoperative complications and, on the other hand, to identify those items of the ERAS protocols that are independently associated with a reduction in postoperative complications and hospital stay, which will allow to focus the perioperative efforts in those items that actually improve the postoperative outcomes.

Aim 1 will establish the number of patients developing predefined postoperative complications within 30 days of surgery in adult patients undergoing scheduled surgery for gastric resection for cancer with any compliance of an ERAS protocol (including patients with 0 compliance). This will allow us to determine the actual impact of these protocols.

Aim 2 will allow us to know the type of predefined complication presented by the patients included in the ERAS protocols and in patients undergoing colorectal surgery; This will allow, on the one hand, to have a starting point for future clinical trials, and, on the other hand, to focus efforts to avoid these complications.

Aim 3 will allow us to identify those perioperative items of ERAS protocols that are actually associated with a decrease in postoperative complications.

The proposed study will establish a real view of the number of patients presenting postoperative complications that will overcome the limitations of available retrospective studies and provide greater insight into the items of the protocols that are associated with decreased complications; on the other hand, the investigator's hypothesis is that the number of patients who develop predefined postoperative complications within 30 days of surgery decreases as there is greater compliance with the predefined ERAS protocol items

02

Conditions studied

  • Perioperative Care
  • Postoperative Complications
  • Gastric Cancer
03

In context

Postoperative Complications

1,233 studies on the registry are indexed under Postoperative Complications; 292 are open to participants now.

This study's planned enrollment of 861 is above the median of 254 across 519 observational studies indexed under Postoperative Complications.

Browse Postoperative Complications studies →

Lead sponsor

Grupo Español de Rehabilitación Multimodal is the lead sponsor of 11 studies on the registry; 1 is open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Patients over 18 years of age undergoing gastric resection surgery due to cancer

Inclusion criteria

  • All patients over 18 years of age undergoing gastric resection surgery due to cancer within or not of an intensified recovery program (ERAS) with any level of compliance with the protocol (from 0-100%).

Exclusion criteria

Exclusion Criteria:

  • Patients undergoing emergency surgery

    • Endoscopic procedures
    • Non-oncological gastric surgery
    • Patients who refuse to participate
05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
861 participants (estimated)
Patient registry
No

Groups and cohorts

  • Gastric Surgery

    Adult patients undergoing elective gastric surgery for cancer

06

What researchers measure

Primary outcomes

  1. Number of patients with predefined mild-moderate-severe postoperative complications

    Standards for definitions and use of outcome measures for clinical effectiveness research in perioperative medicine were published by the EPCO definitions: a statement from the ESA-ESICM joint taskforce on perioperative outcome mesures. infectious complications, cardiovascular complications and other types of complications. Each complication will be graded as mild, moderate or severe.

    Time frame: 30 days after surgery

  2. Number of patients with predefined mild-moderate-severe postoperative complications (gastric cancer surgery specific)

    Each complication will be graded as mild, moderate or severe.

    Time frame: 30 days after surgery

Secondary outcomes

  1. In-hospital all-cause mortality

    The number and percentage of deaths within 30 days of surgery will be reported for each surgical category

    Time frame: 30 days after surgery

  2. Compliance with ERAS items

    Overall compliance will be calculated as the average of all pre- and intraoperative ERAS adapted elements, as specified in the ERAS society colon and rectal guidelines ERAS patients' guideline compliance will be categorised into quartiles

    Time frame: 30 days after surgery

  3. Duration of hospital stay

    The median hospital length of stay (LOS) following the start of surgery, overall, by survival status and by complication status will be reported. Post-operative LOS is the duration in days from the date of the end of surgery to the date of discharge from hospital

    Time frame: 30 days after surgery

07

Study locations

66 sites
  • Hospital Virgen de los Lirios de Alcoy
    Alcoy, Alicante, Spain
  • Hospital General Universitario de Elche
    Elche, Alicante, Spain
  • Hospital Universitario Central de Asturias
    Oviedo, Asturias, Spain
  • Hospital Don Benito-Villanueva de la Serena
    Don Benito-Villanueva De La Serena, Badajoz, Spain
  • Hospital de Mérida
    Mérida, Badajoz, Spain
  • Hospital de Igualada
    Igualada, Barcelona, Spain
  • Hospital Universitario Parc Tauli
    Sabadell, Barcelona, Spain
  • Hospital de Sant Joan Despí Moisès Broggi
    Sant Joan d'Espi, Barcelona, Spain
  • Fundación Hospital del Espíritu Santo
    Santa Coloma De Gramanet, Barcelona, Spain
  • Hospital Mútua Terrassa
    Terrassa, Barcelona, Spain
  • Hospital Universitario de Vic
    Vic, Barcelona, Spain
  • Hospital Universitario de Cruces
    Baracaldo, Bizkaia, Spain
  • Hospital General Universitario de Castellón
    Castellon de la Plana, Castellón, Spain
  • Hospital Comarcal de Vinaroz
    Vinaroz, Castellón, Spain
  • Complejo Hospitalario Universitario de A Coruña
    A Coruna, Coruña, Spain
  • Hospital Universitario Puerta del Mar
    Cadiz, Cádiz, Spain
  • Complejo Asistencial Universitario de León
    Leon, León, Spain
  • Hospital Universitario Príncipe de Asturias
    Alcalá de Henares, Madrid, Spain
  • Hospital Universitario Fundación Alcorcón
    Alcorcón, Madrid, Spain
  • Hospital Universitario de Fuenlabrada
    Fuenlabrada, Madrid, Spain
  • Hospital Universitario Getafe
    Getafe, Madrid, Spain
  • Hospital Universitario Puerta de Hierro
    Majadahonda, Madrid, Spain
  • Hospital Rey Juan Carlos
    Mostoles, Madrid, Spain
  • Hospital Universitario de Móstoles
    Mostoles, Madrid, Spain
  • Hospital Universitario Quirón Madrid
    Pozuelo de Alarcon, Madrid, Spain
  • Hospital Universitario de Torrejón
    Torrejon de Ardoz, Madrid, Spain
  • Hospital Comarcal de Inca
    Inca, Mallorca, Spain
  • Hospital de Manacor
    Manacor, Mallorca, Spain
  • Hospital Rafael Méndez
    Lorca, Murcia, Spain
  • Hospital Costa del Sol
    Marbella, Málaga, Spain
  • Complejo Hospitalario de Navarra
    Pamplona, Navarra, Spain
  • Hospital Nuestra Señora del Prado
    Talavera de la Reina, Toledo, Spain
  • Hospital de Manises
    Manises, Valencia, Spain
  • Hospital General Universitario de Alicante
    Alicante, Spain
  • Hospital Clínic Universitat de Barcelona
    Barcelona, Spain
  • Hospital Universitario Sant Pau
    Barcelona, Spain
  • Hospital Universitario Vall d´Hebrón
    Barcelona, Spain
  • Hospital Universitario de Burgos
    Burgos, Spain
  • Hospital General Universitario de Ciudad Real
    Ciudad Real, Spain
  • Hospital Universitario de Guadalajara
    Guadalajara, Spain
  • Hospital Universitario Insular de Gran Canaria
    Las Palmas de Gran Canaria, Spain
  • Hospital Universitario de Gran Canaria Doctor Negrín
    Las Palmas, Spain
  • Hospital Universitario Arnau de Vilanova
    Lleida, Spain
  • Hospital Clínico San Carlos
    Madrid, Spain
  • Hospital de La Princesa
    Madrid, Spain
  • Hospital General Universitario Gregorio Marañón
    Madrid, Spain
  • Hospital Universitario 12 de Octubre
    Madrid, Spain
  • Hospital Universitario La Paz
    Madrid, Spain
  • Hospital Universitario Ramón y Cajal
    Madrid, Spain
  • Hospital General Universitario José María Morales Messeguer
    Murcia, Spain
  • Hospital Reina Sofía
    Murcia, Spain
  • Complejo Hospitalario y Universitario de Pontevedra
    Pontevedra, Spain
  • Complejo Hospitalario de Salamanca
    Salamanca, Spain
  • Hospital Universitario Marqués de Valdecilla
    Santander, Spain
  • Complejo Asistencial de Segovia
    Segovia, Spain
  • Hospital Universitario Virgen de Valme
    Sevilla, Spain
  • Hospital Universitario Virgen Macarena
    Sevilla, Spain
  • Complejo Hospitalario de Toledo
    Toledo, Spain
  • Hospital Clínico Universitario de Valencia
    Valencia, Spain
  • Hospital General Universitario de Valencia
    Valencia, Spain
  • Hospital Universitario La Fe
    Valencia, Spain
  • Hospital Clínico de Valladolid
    Valladolid, Spain
  • Hospital Universitario Río Hortega
    Valladolid, Spain
  • Hospital Universitario de Álava
    Vitoria, Spain
  • Complejo Asistencial de Zamora
    Zamora, Spain
  • Hospital Clínico Universitario Lozano Blesa
    Zaragoza, Spain
08

References and documents

Publications

  • Abad-Motos A, Ripolles-Melchor J, Bruna-Esteban M, Ferrando-Ortola C, Paseiro-Crespo G, Abad-Gurumeta A, Garcia-Erce JA, Jerico C, Ramirez JM, Aldecoa C. Postoperative Outcomes Within an Enhanced Recovery after surgery protocol in gastric surgery for cancer (POWER.4): Study protocol for a prospective, multicentre, observational cohort study. Rev Esp Anestesiol Reanim (Engl Ed). 2020 Mar;67(3):130-138. doi: 10.1016/j.redar.2019.10.004. Epub 2019 Nov 22. English, Spanish. PubMed 31767197 ↗

Individual participant data

Plan to share: Undecided

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Mar 8, 2019, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT03865810
Lead sponsor
Grupo Español de Rehabilitación Multimodal
Responsible party
Sponsor
First posted
Mar 7, 2019
Start date
Oct 22, 2019 (estimated)
Primary completion
Feb 22, 2020 (estimated)
Completion
Mar 22, 2020 (estimated)
Last update
Mar 8, 2019

Study contacts

Javier Ripollés-Mellchor
Contact
ripo542@gmail.com
34 649337762
José M Ramírez Rodríguez
Contact
jramirez@unizar.es
34 649337762
Javier Ripollés-Melchor
study chair · Infanta Leonor University Hospital, Madrid, Spain
Marcos Bruna Esteban
study chair · Hospital General Universitario de Valencia, Spain
José M Ramírez Rodríguez
study chair · Lozano Blesa University Hospital, Zaragoza, Spain
César Aldecoa
study chair · Hospital Universitario Río Hortega, Valladolid Spain
Ane Abad Motos
study chair · Infanta Leonor University Hospital, Madrid, Spain
Peter Vorwald
study director · Hospital Universitario Fundación Jiménez Díaz. Madrid, Spain
Gloria Crespo
study director · Infanta Leonor University Hospital, Madrid, Spain
Carlos Ferrando Ortolá
study director · Hospital Clinic of Barcelona
Joaquín Rodríguez Santiago
study director · Hospital Mutua Teresa, Spain
José A García Erce
study director · Servicio Navarro de Salud - Osasunbidea. Pamplona, Spain

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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