Evidence map›Paper›PMID 28763506›Full record

Observational studyPloS one2017

The delta neutrophil index is a prognostic factor for postoperative mortality in patients with sepsis caused by peritonitis.

Jong Wan Kim, Jun Ho Park, Doo Jin Kim, Won Hyuk Choi, Jin Cheol Cheong, Jeong Yeon Kim

Open access · goldAbstract readObservational Study
In one paragraph

Observational study in PloS one, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.9field-weighted citation impact, top 14% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed, 43 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Jong Wan KimDepartment of Surgery, Dongtan Sacred Heart Hospital, Hallym University, College of Medicine, Seoul, Korea.
Jun Ho ParkDepartment of Surgery, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Korea.ORCID http://orcid.org/0000-0003-3411-8974
Doo Jin KimDepartment of Surgery, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Korea.
Won Hyuk ChoiDepartment of Surgery, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Korea.
Jin Cheol CheongDepartment of Surgery, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Korea.
Jeong Yeon KimDepartment of Surgery, Dongtan Sacred Heart Hospital, Hallym University, College of Medicine, Seoul, Korea.
Hallym University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionThe delta neutrophil index (DNI) represents the fraction of circulating immature granulocytes and is a marker of infection and sepsis. Our objective was to evaluate the usefulness of DNI for predicting in-hospital mortality within 30 days after surgery in patients with sepsis caused by peritonitis by means of comparing DNI, white blood cell (WBC) count, neutrophil percentage, and C-reactive protein (CRP) before and after surgery. MATERIALS AND

methodsWe performed a retrospective analysis of demographic, clinical, and laboratory data. DNI, WBC count, neutrophil percentage, and CRP were measured before surgery, and at 12-36 h (day 1) and 60-84 h (day 3) after surgery.

resultsThere were 116 (73.7%) survivors and 44 (26.3%) non-survivors. The rates of septic shock, norepinephrine administration, renal replacement, mechanical ventilator therapy, and reoperation, the Simplified Acute Physiology Score-3 (SAPS3), and the Sepsis-related Organ Failure Assessment (SOFA) score were greater in non-survivors. DNI on day 3 was better than the other laboratory variables for predicting mortality. DNI was correlated with the SAPS3 (r = .46, p = .00) and SOFA score (r = .45, p = .00). The optimal cut-off DNI for predicting mortality was 7.8% (sensitivity: 77.3%; specificity: 95.9%). In receiver-operating characteristic curve analysis, DNI on day 3 was the best indicator of mortality (area under the curve: .880; 95% confidence interval: .80-.96).

conclusionsOur results indicate that DNI is better than other laboratory variables for predicting postoperative mortality in patients with sepsis caused by peritonitis. DNI > 7.8% on day 3 was a reliable predictor of postoperative mortality.

Indexed as

AgedAged, 80 and overC-Reactive ProteinFemaleGranulocytesHumansMaleMiddle AgedNeutrophilsPeritonitisPostoperative ComplicationsPrognosisRegression AnalysisRetrospective StudiesROC CurveSensitivity and SpecificityC-Reactive Protein

Identifiers

PMID28763506
PMCPMC5538749
OpenAlexW2739995351

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.