Evidence map›Paper›PMID 28811772›Full record

ArticlePakistan journal of medical sciences

Values of procalcitonin and C-reactive proteins in the diagnosis and treatment of chronic obstructive pulmonary disease having concomitant bacterial infection.

Yanyan Li, Linlin Xie, Shuzhen Xin, Kaishu Li

Open access · goldAbstract read
In one paragraph

Article in Pakistan journal of medical sciences. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 1 pooled it
1.2field-weighted citation impact, top 20% 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

12 citing papers in PubMed, 1 synthesis or guideline pooled it, 16 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

4 authors at 2 institutions in 1 country.

Yanyan LiYanyan Li, Respiratory Department, Binzhou People's Hospital, Shandong 256603, China.
Linlin XieLinlin Xie, Infection Department (II), Binzhou People's Hospital, Shandong 256603, China.
Shuzhen XinShuzhen Xin, ICU, Binzhou People's Hospital, Shandong 256603, China.
Kaishu LiKaishu Li, Respiratory Department, Binzhou People's Hospital, Shandong 256603, China.
Boxing People's Hospital · CNBinzhou People's Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo observe the changes in the levels of C-reactive protein (CRP) and procalcitonin (PCT) in serum of patients with acute exacerbations of chronic obstructive pulmonary disease (AECOPD) and to compare with the values of CRP in combination with PCT in the diagnosis and treatment of infective exacerbation of COPD.

methodsOne hundred and sixty-four patients who developed acute exacerbation of COPD and admitted to the Binzhou People's Hospital from March 2014 to December 2015 were selected. They were divided into an infection group (N=98) and a non-infection group (N=66) according to bacterial culture results of sputum and lung computer tomography (CT) examination results. Moreover, 50 healthy people were selected as a normal control group. The levels of PCT and CRP of the three groups were determined respectively; patients in the infection group and non-infection group were determined again after administration of antibacterial drugs for a period of time. The results were all recorded.

resultsThe levels of PCT and CRP of the infection group were significantly higher than those of the non-infection group and the normal control group before treatment, and the difference had statistical significance (P<0.05). The levels of PCT and CRP were (1.97±0.13) μg/L and (7.34±2.66) mg/L respectively in the infection group after treatment, which was much lower than the levels before treatment (P<0.05). The level of PCT of the infection group was remarkably higher than that of the non-infection group after treatment (P<0.05), but the difference of CRP level between the infection group and non-infection group had no statistical significance (P>0.05). The specificity and sensitivity of diagnosing COPD in combination with bacterial infection with PCT or CRP were lower than those of PCT in combination with CRP.

conclusionLevels of CRP in combination with PCT is a reliable index for determining the existence of bacterial infection, which is of great clinical guidance significance to the treatment and prognosis assessment of AECOPD patients.

Indexed as

Acute exacerbations of chronic obstructive pulmonary diseaseC-reactive proteinProcalcitonin

Identifiers

PMID28811772
PMCPMC5510104
OpenAlexW2626254579

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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.