The phrase "a worldwide sample of" is correct and usable in written English.
It can be used when referring to a group of subjects or items that are collected from various countries or regions around the world for research or analysis purposes.
Example: "The study aimed to gather a worldwide sample of participants to ensure diverse perspectives on the issue."
Alternatives: "a global sample of" or "an international sample of".
In a worldwide sample of 379 listed companies with a combined market capitalisation of $19tn, our PRI equity ownership study revealed that signatories of the PRI on average hold nearly half of all the shares held by asset managers in those companies.
Recently, Fagundes et al. (2007) sampled 50 nuclear loci from a worldwide sample of humans.
DNA polymorphism in the Y chromosome, examined at a 729-base pair intron located immediately upstream of the ZFY zinc-finger exon, revealed no sequence variation in a worldwide sample of 38 human males.
We analysed a worldwide sample of 15 populations (n = 255) with known subsistence strategies using 3-D landatasetstasets designed to capture the shape of different units of the cranium.
Here, we analyse Y-chromosome DNA sequence in a worldwide sample of dogs.
Next, Ashraf and Galor (2013) extended their analysis to a worldwide sample of 145 countries.
It was recently demonstrated in a large worldwide sample of tinnitus patients that the prevalence of hyperacusis in chronic tinnitus is about 55% [ 9].
Of the total worldwide sample of 119,846 people, 60percentt had used cannabis in the past 12 months.
Average within-population diversity varied among populations, with the highest diversity found in a German population; this population harbors 3-fold higher levels of silent diversity than worldwide samples of A. thaliana.
Worldwide sampling of pure-breed dogs sharing the same disease may increase power for both finding a locus as well as reducing LD.
In the studies incorporating worldwide sampling of A. thaliana populations, the samples from East Asia were very scattered.
