In particular, the countries in the highest quartile of racial/ethnic diversity benefited the most.
The men in the highest quartile were also 10.1 times as likely to need angioplasty or bypass surgery.
More than 17 percent in the highest quartile for cotinine levels had hearing loss at low frequencies.
Employees earn an additional $6,450 a year, or 17% more, at companies in the highest quartile of trust, compared with those in the lowest quartile.
The lowest quartiles of the continuous values of CD66b, CD163, and FOXP3, and the highest quartile of that of CD8 were determined as cut-offs (Supplementary Table S1).
In our clinical study, patients with the highest quartile of MIP-1β showed a higher risk of stroke and cardiovascular events by a Cox proportional-hazards model.
We defined subjects with a score in the highest quartile to have a severe sleep disturbance.
Caffeine consumption was subdivided into two groups (highest quartile vs. other quartiles).
Macronutrient composition was determined 3- to 5-day food diaries submitted by subjects from the highest quartile of weight loss.
Patients in the highest quartile of BNP level were older and more often male and African American.
Compared with the highest quartile of vitamin D levels, the multivariable odds ratios (ORs; 95% confidence interval) for cognitive decline were 2.1 (1.3-3.4 1.3-3.4e second highest quartile, 2.2 (1.4-3.6) for the third highesecondrtile, and 2.0 (1.2-3.3) for thighestst quartile.
