Evidence map›Paper›PMID 30823852›Full record

ArticleJournal of oncology pharmacy practice : official publication of the International Society of Oncology Pharmacy Practitioners2019

Impact of dosing frequency (once daily or twice daily) on patient adherence to oral targeted therapies for hematologic malignancies: a retrospective cohort study among managed care enrollees.

Krish Patel, Vinjamuri S Sudhir, Shaum Kabadi, Joanna C Huang, Sanchita Porwal, Kushan Thakkar, John M Pagel

Abstract read
In one paragraph

Article in Journal of oncology pharmacy practice : official publication of the International Society of Oncology Pharmacy Practitioners, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

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

  1. The effect of healthcare professional-implemented interventions on adherence to oral targeted therapy in patients with cancer: a systematic review and meta-analysis.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 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

7 authors.

Krish PatelCenter for Blood Disorders and Stem Cell Transplantation, Swedish Cancer Institute, Seattle, WA, USA.
Vinjamuri S SudhirZS Associates, Evanston, IL, USA.
Shaum KabadiUS Medical Affairs, AstraZeneca LP, Gaithersburg, MD, USA.
Joanna C HuangZS Associates, Evanston, IL, USA.
Sanchita PorwalZS Associates, Evanston, IL, USA.
Kushan ThakkarZS Associates, Evanston, IL, USA.
John M PagelCenter for Blood Disorders and Stem Cell Transplantation, Swedish Cancer Institute, Seattle, WA, USA.ORCID https://orcid.org/0000-0003-2875-4878

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeExisting studies evaluating patient adherence to oral targeted therapies such as tyrosine kinase inhibitors focus on small populations with single malignancies. This study evaluated patterns of use of oral agents in a larger population across multiple hematologic malignancies.

methodsAdult patients diagnosed with a hematologic malignancy and prescribed oral targeted therapy between 2011 and 2016 (

resultsThe overall median adherence was 0.9 (MPR ≥ 80%) and was comparable between once-daily (QD) and twice-daily (BID) groups. Overall, 59% of patients were persistent at 12 months. Patients on QD and BID products did not have any significant differences in adherence (fixed-interval MPR, odds ratio 0.94; 95% confidence interval (CI), 0.75-1.18) or persistence (odds ratio 0.93; 95% CI, 0.75-1.17) 12 months from index. Significant predictors of adherence and persistence included patient age, total inpatient admissions, number of adverse events, and total hospital visits.

conclusionPatient-specific clinical factors, rather than regimen-specific factors, were the main predictors of oral targeted therapy adherence and persistence. Adherence to oral targeted therapies appears to be similar for patients on QD and BID regimens in the real-world setting.

Indexed as

Medication AdherenceMolecular Targeted TherapyAdministration, OralAdolescentAdultAgedAntineoplastic AgentsCohort StudiesDatabases, FactualDrug Administration ScheduleFemaleHematologic NeoplasmsHumansMaleManaged Care ProgramsMiddle AgedAntineoplastic AgentsDosingLeukemialymphomapredictorsreal-world

Identifiers

PMID30823852
PMCPMC6839022

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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.