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Omalizumab for chronic urticaria in Latin America

Overview of attention for article published in World Allergy Organization Journal, November 2016
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About this Attention Score

  • In the top 25% of all research outputs scored by Altmetric
  • High Attention Score compared to outputs of the same age (81st percentile)

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14 X users
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1 Google+ user

Citations

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17 Dimensions

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Title
Omalizumab for chronic urticaria in Latin America
Published in
World Allergy Organization Journal, November 2016
DOI 10.1186/s40413-016-0127-y
Pubmed ID
Authors

Paul Wilches, Paola Wilches, Juan Carlos Calderon, Annia Cherrez, Ivan Cherrez Ojeda

Abstract

Chronic urticaria (CU) is defined as the spontaneous appearance of wheals, with or without angioedema, persisting for ≥6 weeks. Chronic Spontaneous Urticaria (CSU) is a type of CU which affects 0.5-1 % of the global population, but it represents a high burden to patients. In recent years, omalizumab is available as treatment of disease. Our aim is to extend previous findings, analyzing effects of omalizumab on symptoms in Latin American patients with CSU. Retrospective analysis of patients treated with omalizumab in Cuenca-Ecuador. 150 mg omalizumab was administered every 4 weeks, and its effects were measured by Urticaria Activity Score (UAS) at baseline and each month in follow up. Complete response was defined as a UAS of 0 or 1, and partial response was classified as a UAS of 2 or more. Also, demographic and clinical variables were collected. Descriptive analyses were employed. Response rates were summarized as counts and percentages after 3 and 5 months. Related Samples Wilcoxon signed rank tests were used to compare UAS at baseline and after 3 months. P values <0.05 indicated statistical significance. 26 subjects were enrolled, almost half were female individuals (57.7 %), with mean age 47.8 years (range, 18-81 years). Mean duration of CU after diagnosis was 23.3 months (range, 2-180 months). Mean UAS at baseline was 5.7 points (range, 4-6 points). Nine patients (34.6 %) completed 3 months of treatment (33 % reported a complete response), with a mean difference in UAS of 3.33 (p = 0.01). Four patients completed 5 months of treatment (75.0 % showed a complete response). All patients previously treated with first-generation antihistamines plus corticosteroids showed no responses at neither 3 nor 5 months of treatment. Omalizumab is an effective treatment for patients with CU. It is necessary to conduct some future investigations where we can establish if 150 mg could be an option in developing countries.

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X Demographics

The data shown below were collected from the profiles of 14 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 21 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Brazil 1 5%
Unknown 20 95%

Demographic breakdown

Readers by professional status Count As %
Student > Bachelor 4 19%
Student > Postgraduate 3 14%
Researcher 2 10%
Student > Doctoral Student 1 5%
Lecturer 1 5%
Other 4 19%
Unknown 6 29%
Readers by discipline Count As %
Medicine and Dentistry 8 38%
Economics, Econometrics and Finance 2 10%
Computer Science 1 5%
Biochemistry, Genetics and Molecular Biology 1 5%
Agricultural and Biological Sciences 1 5%
Other 1 5%
Unknown 7 33%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 9. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 13 December 2016.
All research outputs
#4,301,374
of 25,374,647 outputs
Outputs from World Allergy Organization Journal
#219
of 891 outputs
Outputs of similar age
#75,658
of 415,192 outputs
Outputs of similar age from World Allergy Organization Journal
#8
of 10 outputs
Altmetric has tracked 25,374,647 research outputs across all sources so far. Compared to these this one has done well and is in the 83rd percentile: it's in the top 25% of all research outputs ever tracked by Altmetric.
So far Altmetric has tracked 891 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 10.2. This one has done well, scoring higher than 75% of its peers.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 415,192 tracked outputs that were published within six weeks on either side of this one in any source. This one has done well, scoring higher than 81% of its contemporaries.
We're also able to compare this research output to 10 others from the same source and published within six weeks on either side of this one. This one has scored higher than 2 of them.