The relationship between hypertension and thoracic spine bone mineral density: the Multi-Ethnic Study of

Ahmed K Ghanem1,2, Venkat S Manubolu3, April Kinninger3

  • 1Lundquist Institute, Harbor-UCLA Medical Center, Torrance, CA, USA. aghanem@llu.edu.

Insights

Hypertension (high blood pressure) is not independently linked to lower bone mineral density (BMD), the measure for osteoporosis risk. This study found no significant association after accounting for other factors.

Area of Science:

  • Cardiovascular Health
  • Bone Metabolism
  • Immunology

Background:

  • Hypertension (HTN) and osteoporosis (low bone mineral density, BMD) were historically considered separate conditions.
  • Emerging research suggests shared pathways involving vascular inflammation and immune cell activation.
  • The precise relationship between HTN and BMD remains unclear.

Purpose of the Study:

  • To investigate the association between hypertension and bone mineral density.
  • To determine if hypertension is an independent risk factor for lower BMD.

Main Methods:

  • Utilized data from 6,814 MESA study participants.
  • Measured thoracic spine BMD using non-contrast CT scans.
  • Employed linear and logistic regression, adjusting for age, gender, race/ethnicity, BMI, and osteoporosis medication use.

Main Results:

  • Unadjusted analysis showed higher osteoporosis prevalence and lower BMD in hypertensive individuals.
  • After adjusting for confounders, the association between HTN and BMD was not statistically significant (p=0.687).
  • Higher BMD was observed in Black, Chinese, and Hispanic participants compared to White participants; higher BMI and younger age correlated with increased BMD.

Conclusions:

  • Hypertension does not appear to be independently associated with bone mineral density.
  • Other factors like race/ethnicity, BMI, and age significantly influence BMD.
Abstract

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