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In the ever-evolving field of public health, statistical analysis serves as a cornerstone for understanding and managing disease outbreaks. By leveraging various statistical tools, health professionals can predict potential outbreaks, analyze ongoing situations, and devise effective responses to mitigate impact. For that to happen, there are a few possible stages of the analysis:
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Characteristics and Incidence of Lactational Mastitis Using State-Wide Data from 2016 to 2022.

Emily Ireland1, Kristin Palmsten2, Heather S Lipkind3

  • 1Muskie School of Public Service, University of Southern Maine, Portland, Maine, USA.

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Summary

The incidence of lactational mastitis was 4.4%, with higher rates among younger individuals, those in rural areas, and with specific insurance or parity. Many cases were diagnosed in acute care settings, suggesting potential barriers to primary care access.

Keywords:
mastitismedical claimspostpartumpregnancy

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Area of Science:

  • Reproductive Health
  • Public Health Surveillance
  • Maternal-Child Health

Background:

  • Lactational mastitis is a common concern for breastfeeding individuals.
  • Understanding incidence and risk factors is crucial for targeted interventions.
  • Previous research has not fully elucidated variations in mastitis diagnosis across diverse populations.

Purpose of the Study:

  • To estimate the incidence of lactational mastitis in postpartum individuals.
  • To identify characteristics associated with mastitis incidence and diagnosis settings.
  • To explore variations in mastitis diagnosis timing and location based on demographic and clinical factors.

Main Methods:

  • Utilized Maine Health Data Organization's All Payer Claims Data (2016-2022).
  • Included 22,520 individuals with continuous insurance and a breast pump claim.
  • Assessed mastitis incidence using ICD-10 codes, examining rurality, age, parity, insurance, pregnancy conditions, and mastitis history.

Main Results:

  • Overall lactational mastitis incidence was 4.4%.
  • Higher incidence observed in metro areas (4.9%), ages 25-29 (4.6%), commercial insurance (5.0%), and history of mastitis (13.9%).
  • 15% of mastitis diagnoses occurred during acute care, with higher rates in rural areas (22%), younger individuals (32%), Medicaid recipients (24%), and higher parity (21%).

Conclusions:

  • Lactational mastitis incidence and diagnosis patterns vary significantly by maternal and pregnancy characteristics.
  • Younger individuals, those in rural areas, with Medicaid, or higher parity may experience care barriers.
  • Disparities in diagnosis settings (acute care vs. primary care) highlight potential access to care issues.