Evidence map›Paper›PMID 27592106›Full record

ArticleEuropean spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society2016

Incidence of cancer in adolescent idiopathic scoliosis patients treated 25 years previously.

Ane Simony, Emil Jesper Hansen, Steen Bach Christensen, Leah Y Carreon, Mikkel Osterheden Andersen

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Article in 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, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 104 papers, 8 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
104citing papers in PubMed, 8 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

104 citing papers in PubMed, 8 syntheses or guidelines pooled it.

  1. Pooled it
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  8. Cancer and mortality risks of patients with scoliosis from radiation exposure: 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 · 2020
    Pooled it
  9. Pedicle screw insertion with patient-specific 3D-printed guides based on low-dose CT scan is more accurate than free-hand technique in spine deformity patients: a prospective, randomized clinical trial.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 · 2019
    Trial
  10. Article
  11. Evaluation of the effect of Rigo-Chêneau type brace on adolescent idiopathic scoliosis using computer-aided modeling and 3D surface 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 · 2026
    Article
  12. Review
  13. Posture-dependent assessment of whole-spine curvature with a rotatable cryogen-free 1.5T MRI and automated Cobb angle 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 · 2026
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44 more citing papers are in PubMed but not listed here.

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

5 authors.

Ane SimonyCenter for Spine Surgery and Research, Lillebaelt Hospital, Ostre Hougvej 55, 5500, Middelfart, Denmark. ane.simony1@rsyd.dk.
Emil Jesper HansenCenter for Spine Surgery and Research, Lillebaelt Hospital, Ostre Hougvej 55, 5500, Middelfart, Denmark.
Steen Bach ChristensenCenter for Spine Surgery and Research, Lillebaelt Hospital, Ostre Hougvej 55, 5500, Middelfart, Denmark.
Leah Y CarreonCenter for Spine Surgery and Research, Lillebaelt Hospital, Ostre Hougvej 55, 5500, Middelfart, Denmark.
Mikkel Osterheden AndersenCenter for Spine Surgery and Research, Lillebaelt Hospital, Ostre Hougvej 55, 5500, Middelfart, Denmark.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo report the incidence of cancer in a cohort of adolescent idiopathic scoliosis (AIS) patients treated 25 years previously.

methods215 consecutive AIS patients treated between 1983 and 1990 were identified and requested to return for clinical and radiographic examination. The incidence of cancer was determined through chart review and follow-up interviews. Using the original radiographic log file that included patient position, mAs, kV and the total number of X-rays taken, a radiation physicist calculated the total radiation dose during treatment and follow-up adjusted for BMI and sex.

resultsFrom the original cohort of 215 consecutive AIS patients, radiation information was available in 211 of the patients, and medical charts were available in 209 AIS patients. 170 (83 %) of the 205 AIS patients participated in the follow-up study with questionnaires. The calculated mean total radiation exposure was 0.8-1.4 mSV per examination and 2.4-5.6 mSv/year. An average of 16 radiographs were taken during the treatment period. Nine AIS patients developed cancer, mostly breast (3) and endometrial (4). The AIS patients had a relative risk of 4.8 (CI 2.3-5.8, p < 0.000) for developing cancer compared to the normal Danish population.

conclusionsThe overall cancer rate in this AIS cohort was 4.3 % which is five times higher than compared to the age-matched Danish population, and endometrial and breast cancer was most frequent. The radiation dose applied to the patients in this study, is comparable to modern equipment. This is to our knowledge the first study to report increased rates of endometrial cancers in a cohort of AIS patients, and future attention is needed to reduce the radiation dose distributed to the AIS patients both pre-operatively and during surgery.

Indexed as

AdolescentAdultBreast NeoplasmsDenmarkEndometrial NeoplasmsFemaleFollow-Up StudiesHumansIncidenceMaleMiddle AgedNeoplasms, Radiation-InducedRadiation DosageRadiographyRetrospective StudiesRisk AssessmentAdolescent idiopathic scoliosisIncidence of cancerLong-term follow-upRadiation dose

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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.