The phrase "a threefold lead" is correct and usable in written English.
It can be used in contexts where you want to describe a lead or advantage that is three times greater or consists of three distinct parts.
Example: "The team secured a threefold lead in the competition, making it difficult for the others to catch up."
Alternatives: "a triple lead" or "a three-part advantage".
IFG, IGT, and pre-diabetes led to a threefold increase in diabetes risk in the population, leading Howard to conclude that, in this population, the GTT offered relatively little additional information to that available from fasting glucose.
When exposed to sensitized mice, 40 nm GNPs could lead to a threefold increase in airway hyperreactivity and increase the number of neutrophils and macrophages [ 36].
The nutrition transition has lead to a threefold increase in the prevalence of overweight/obesity over the last five years among adolescents in Ho Chi Minh City [ 20].
This led to a threefold increase in activity for β-phenylalanine.
This structure leads to a threefold repetition in the time domain, which can be exploited for frame detection and time and fractional carrier frequency offset (CFO) estimation.
The Boston public school Boston Latin found that the kit led to a threefold increase in "assessments" of troubled kids at the school, followed by a 75% drop in emergency room visits.
The results also show that the combined effect of incorporating the evaporation/condensation process and adding the fins leads to a threefold increase in the heat storage during the first 3 h.
In contrast, at the pasture site, the leaf-cutter ant Atta laevigata had a mixed effect on water infiltration: compared with pasture matrix soils, their nest-building activities led to a threefold increase in infiltration of the mound soils, but a threefold decrease in the nest annular zones.
Prefractionation led to a threefold increase in the number of features descernible by 2D-PAGE.
Co-expression of FLAG-FHL2 led to a threefold reduction of the CALM/AF10-mediated activation.
