Karen J. Ortiz - Publications

Perceived Barriers Faced by Puerto Rican Oncologists During Goals-of-Care Discussions With Patients With Advanced Cancer.

Journal: JCO global oncology

Published: August 27, 2026

Age Differences in Hysterectomy-Corrected Cervical Cancer Incidence Trends in Puerto Rico, 2001-2023.

Journal: JAMA network open

Published: April 29, 2026

Patterns of Multimorbidity among Older Adults with Colorectal Cancer Living in Puerto Rico.

Journal: Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology

Published: March 13, 2026

Health Insurance and Neighborhood Deprivation as Determinants of Diagnostic Delays and Survival in Breast Cancer.

Journal: Healthcare (Basel, Switzerland)

Published: November 27, 2025

Hospice care for Medicaid cancer patients in Puerto Rico: implications on healthcare costs and utilization.

Journal: JNCI cancer spectrum

Published: July 28, 2025

Association between Stressors after Hurricanes Irma and María and Psychological Distress in Patients with Active Breast and Colorectal Cancer Treatment.

Journal: Puerto Rico health sciences journal

Published: March 31, 2025

Opioid prescription and usage disparities among Puerto Rican breast cancer survivors: findings from the Puerto Rico central cancer registry-health insurance linkage database (PRCCR-HILD).

Journal: Cancer causes & control : CCC

Published: February 10, 2025

Potential Exposure to Environmental Toxic Emissions and Increased Cancer Risk in Puerto Rico.

Journal: Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology

Published: January 28, 2025

High-Intensity End-of-Life Care Among Young and Middle-Aged Hispanic Adults With Cancer in Puerto Rico.

Journal: Medical care

Published: January 17, 2025

Evaluating the impact of hurricanes and the COVID-19 pandemic on colorectal cancer incidence in Puerto Rico: An interrupted time-series analysis.

Journal: Cancer

Published: October 28, 2024

Treatment Patterns and Health Care Resource Utilization of Patients With Non-Small Cell Lung Cancer in Puerto Rico: The TREATLINES-ONCOLUNG Study.

Journal: JCO global oncology

Published: September 30, 2024

Cancer Treatment Disruption by Residence Region in the Aftermath of Hurricanes Irma and María in Puerto Rico.

Journal: International journal of environmental research and public health

Published: August 15, 2024