Evidence map›Paper›PMID 35243573›Full record

ArticleEuropean journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology2022

Transition to PCR diagnosis of cryptosporidiosis and giardiasis in the Norwegian healthcare system: could the increase in reported cases be due to higher sensitivity or a change in the testing algorithm?

Sophie M Campbell, Frank O Pettersen, Hanne Brekke, Kurt Hanevik, Lucy J Robertson

Abstract read
In one paragraph

Article in European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

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

8 citing papers in PubMed.

  1. From the field: a case of zoonotic transmission ofEpidemiology and infection · 2026
    Article
  2. From rare to recognized: enhanced detection uncoversEmerging microbes & infections · 2025
    Article
  3. Review
  4. Emerging microbes & infections · 2024
    Article
  5. Article
  6. Review
  7. Article
  8. Role of Cryptosporidium spp in Development of Colorectal Cancer.Asian Pacific journal of cancer prevention : APJCP · 2023
    Article
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.

Sophie M CampbellParasitology, Department of Paraclinical Sciences, Faculty of Veterinary Medicine, Norwegian University of Life Sciences, NMBU Veterinærhøgskolen, Postboks 5003, 1432, Ås, Norway.
Frank O PettersenRegional Advisory Unit of Imported and Tropical Diseases, Department of Infectious Diseases, Oslo University Hospital, Ullevål, Oslo, Norway.
Hanne BrekkeNational Reference Centre for Molecular Parasitology Diagnostics, Department of Microbiology, Oslo University Hospital, Ullevål, Oslo, Norway.
Kurt HanevikNorwegian National Advisory Unit on Tropical Infectious Diseases, Department of Medicine, Haukeland University Hospital, Bergen, Norway.
Lucy J RobertsonParasitology, Department of Paraclinical Sciences, Faculty of Veterinary Medicine, Norwegian University of Life Sciences, NMBU Veterinærhøgskolen, Postboks 5003, 1432, Ås, Norway. lucy.robertson@nmbu.no.ORCID http://orcid.org/0000-0001-5186-4421

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cryptosporidiosis has been a notifiable infection in Norway since 2012 and giardiasis since 1977. For both infections, there has been an increase in notified cases. We used a questionnaire to explore whether this may be associated with implementation of molecular diagnostic methods. We received responses from 14 of 16 laboratories, most of which had implemented molecular diagnostic methods for these parasites. Algorithms for testing had also been modified, and several laboratories now test more faecal samples than previously for both parasites. The increase in reported cases may reflect not only higher sensitivity of diagnostic methods, but also more sample testing.

Indexed as

CryptosporidiosisCryptosporidiumGiardiasisAlgorithmsDelivery of Health CareFecesHumansPolymerase Chain ReactionCryptosporidiosisDiagnosticsGiardiasisNorwayNotifiable infectionTesting algorithm

Identifiers

PMID35243573
PMCPMC8893977

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Registered trials

None linked

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.