6 million births from 1978 through 2002 in New York State (excluding New York City) were assigned to the comparison population
Sufficient comparison population
sample size to provide a stable target growth rate computation.
Other participating practices achieved lower Medicare spending growth rates than comparison populations
in their local markets, but their savings did not meet the 2% threshold to share in the Medicare savings, possibly because not all practices were able to fully deploy their initiatives in the first year, Mr.
3) Contrary to the expectation that nonoxynol-9 products might reduce HIV transmission, one study demonstrated that HIV incidence was greater in a high-risk population using nonoxynol-9 than in a comparison population
using a placebo.
As part of its genetic studies of Japanese survivors of atomic blasts and people living near sites of atomic bomb testing, the AEC wanted to use the Yanomami as a comparison population
with no history of radiation exposure, Tierney says.
9-fold greater in the young women with atypical hyperplasia than in the comparison population
, 2-fold greater in those with proliferative disease without atypia, and 1.
Patients with mild to moderate sleep apnea (AHI below 20) performed better on cycle ergometry than the comparison population