Results 221 to 230 of about 160,574 (308)

A Path‐Specific Effect Approach to Mediation Analysis With Time‐Varying Mediators and Time‐to‐Event Outcomes Accounting for Competing Risks

open access: yesStatistics in Medicine, Volume 45, Issue 3-5, February 2026.
ABSTRACT Not accounting for competing events in survival analysis can lead to biased estimates, as individuals who die from other causes do not have the opportunity to develop the event of interest. Formal definitions and considerations for causal effects in the presence of competing risks have been published, but not for the mediation analysis setting
Arce Domingo‐Relloso   +9 more
wiley   +1 more source

Development and Validation of an Algorithm to Identify Prenatal Care in Administrative Data: Predictive Validity for Adverse Birth Outcomes

open access: yesHealth Services Research, Volume 61, Issue 1, February 2026.
ABSTRACTObjectiveTo develop and validate a hierarchical algorithm for assigning prenatal care (PNC) encounters using claims data while ensuring continuity of care.Study Setting and DesignWe conducted a retrospective cohort study among South Carolina Medicaid beneficiaries.
Songyuan Deng   +2 more
wiley   +1 more source

Synthetic Auxins Toxicity: Effects on Growth and Fatty Acid Composition in Etiolated and Green Spring Wheat Seedlings. [PDF]

open access: yesMolecules
Lyubushkina IV   +9 more
europepmc   +1 more source

Protected Areas and Agricultural Biodiversity Conservation—Do Parks Increase AES Adoption?

open access: yesJournal of Agricultural Economics, Volume 77, Issue 1, Page 225-243, February 2026.
ABSTRACT Although both protected areas and agri‐environment schemes (AES) aim to conserve biodiversity, the interaction between the two policy instruments is unknown. We investigate the effects of listing a region as a protected area (a regional nature park) on the uptake of biodiversity conservation AES within the region. Using panel data of all Swiss
Yanbing Wang   +4 more
wiley   +1 more source

Direct Organogenesis of <i>Epipremnum aureum</i> G.S. Bunting for Mass Propagation. [PDF]

open access: yesPlants (Basel)
Nguyen HT   +7 more
europepmc   +1 more source

Effect of NAA, GA3 on growth and yield of tomato varieties [PDF]

open access: green, 2018
Jitendra Gurjar   +4 more
openalex  

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