The phrase "a modest link between" is correct and usable in written English.
It can be used when discussing a small or subtle connection between two or more subjects or ideas.
Example: "The study revealed a modest link between diet and mental health, suggesting that certain foods may influence mood."
Alternatives: "a slight connection between" or "a small relationship between".
The finding on homework runs counter to previous research which shows a "relatively modest" link between homework and achievement at secondary school.
It identified only a modest link, possibly due to chance, to pollutants in car exhaust and cigarette smoke.
In addition, peer victimization had a modest link to unipolar depressive disorders in late adolescence.
Dr Tomohide Yamada, of the University of Tokyo, told the BBC: "We found a significant, though modest, link between baldness, at least on the top of the head, and risk for coronary heart disease.
The researchers also found a similar but more modest link between such long hours and an increased risk of coronary heart disease. .
While we found little or no association between the status of the subjects and polymorphisms in DISC1, in the case of CTXN3, there was a clear, statistically significant, albeit quantitatively modest, link between rs6595788 and schizophrenia.
In addition, use of standardised mortality rates should not pose a threat to the validity of our findings: even with an imprecise measure, we should have identified any existing modest link between performance and mortality.
Scientists have discovered a modest but measurable link between anxiety-related behavior and the gene that controls the brain's ability to use an essential neurochemical called serotonin.
This methodology relies on a bridge that we have defined to make a link between a RTES design tool (MoDEST) and a HW-SW system-level modeling tool (ASyMod).
Terrorism specialists have not identified a link between wearing modest clothing and subscribing to terrorism.
