Figure 2A also reveals that the proportion of families receiving an offer of EBPI increased with family income as less than 40 percent of families in the first quartile received an EBPI offer in any year of the study period, substantially below the proportion for other three quartiles.
What does Q1 stand for?
Q1 stands for First Quartile (statistics)
This definition appears very frequently and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
See other definitions of Q1
- Question and Answer
- Quantity Per End Item
- Quarter Finals
- Qualified Information Assurance Professional
- Quad Left (typography)
- Quick Look
- First Quarter
Samples in periodicals archive:
Compared with the first quartile, participants in the third quartile had approximately twice the odds for obesity.
Biomarker White Median Cases/ controls hsCRP, mg/L First quartile 0.
DDE exposure above the first quartile was positively associated with rapid growth among children of mothers of normal weight, but not among those of overweight mothers.
The full ktMINE Findings report includes details on key aspects of intangibles licensing in this segment including the average number of royalty rates per agreement, exclusivity of agreements, territorial coverage of agreements, spread of royalty rate bases and first quartile, median and third quartile spread for net sales royalty rates contained in the agreement set.
The first quartile is further divided by splitting off auctions where the seller has zero positive reports.
Being in the first weight-loss quartile at 1 month, with a 0%-l 1% excess weight loss, had a 39% positive predictive value for being in the first quartile at 12 months.