Evidence map›Paper›PMID 28224214›Full record

ArticleDer Orthopade2017

Predictors of the outcome of lumbar disc herniation following classical surgery : Laminotomy with discectomy.

Augustine Balaara, Xiao-Feng Xu, Young-Hui Huang, Li Dapeng

Abstract read
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In one paragraph

Article in Der Orthopade, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

4 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. The effect of symptom duration on the outcomes of lumbar discectomy for radicular pain secondary to lumbar disc herniation: a systematic review and meta-analysis.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2025
    Pooled it
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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.

Augustine BalaaraDepartment of Orthopedics, Affiliated Hospital of Jiangsu University, No. 438 Jiefang Road, 212001, Zhenjiang, Jiangsu, China. augbalaara@hotmail.com.
Xiao-Feng XuDepartment of Orthopedics, Affiliated Hospital of Jiangsu University, No. 438 Jiefang Road, 212001, Zhenjiang, Jiangsu, China.
Young-Hui HuangDepartment of Orthopedics, Affiliated Hospital of Jiangsu University, No. 438 Jiefang Road, 212001, Zhenjiang, Jiangsu, China.
Li DapengDepartment of Orthopedics, Affiliated Hospital of Jiangsu University, No. 438 Jiefang Road, 212001, Zhenjiang, Jiangsu, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSeveral surgical variables and patient characteristics play an influential role in the prognosis of lumbar disc herniation following laminotomy with discectomy. This paper seeks to evaluate the perioperative predictor variables for the outcome of lumbar disc herniation. PATIENTS AND

methodsFrom October 2013 to July 2016, 166 surgical patients were evaluated using prospectively collected data. Patients' preoperative independent variables (age, sex, body mass index, level of disc herniation, pain duration, and American Society of Anesthesiologists Physical Score) were correlated with functional outcome measures such as primary outcome measures (length of hospital stay; postoperative visual analog scale, VAS; Oswestry disability index, ODI) and secondary outcome measures (operation room time; estimated intraoperative blood loss, EBL; complications; readmission) as dependent variables. Multivariate linear regression as well as independent and paired sample t‑tests were used to analyze data. Data processing and analysis were carried out in SPSS 16.0. Results were deemed significant at P < 0.05.

resultsThere were significant improvements in the postoperative mean VAS back and leg scores and the postoperative mean ODI back and leg scores compared to preoperative values. Using multivariate linear regression analysis, the association of patient age (b = 0.246, P = 0.003) and pain duration (b = 0.152, P = 0.04) with estimated intraoperative blood loss was statistically significant. Age was also associated with the postoperative VAS back score (b = -0.197, P = 0.02).

conclusionPain duration and age are predictive of estimated blood loss. Patient age is also predictive of the postoperative VAS back score.

Indexed as

DiskectomyLaminectomyAdultAgedFemaleFollow-Up StudiesHumansIntervertebral Disc DisplacementLumbar VertebraeMaleMiddle AgedNeurologic ExaminationOutcome and Process Assessment, Health CarePatient SatisfactionPostoperative ComplicationsPrognosisAgeBack painLumbar disc herniation radiculopathySurgical blood lossesVisual analog scale

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Read underepoch 390

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.