Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Forest plot comparing the Weighted Mean Difference in Percentage Annual Change in Spinal areal Bone Mineral Density (BMD) by Dual Energy X-ray Absorptiometry on Estrogen-Alone Therapy (ET) versus Estrogen-Progestin Therapy (EPT). This random effects meta-analysis model shows heterogeneity of the studies by I2.
