The phrase "affects whether" is correct and usable in written English.
It can be used when discussing the impact of one factor on the possibility or condition of another.
Example: "The weather affects whether we will hold the event outdoors or move it inside."
Alternatives: "influences if" or "determines whether".
"What you wear at home affects whether you live there alone".
"People's perception of the safety of the schools affects whether parents let kids walk to school or drive them.
However, invertebrate ecology also affects whether invertebrate taxa respond positively or negatively to weed invasion.
At the same time, I know that my outward appearance affects whether or not I can have the impact that I want to at work.
In addition, temperature affects whether or not a fish will sink or float, by altering the volume of gas within the swim bladder.
We speak with Evan Apfelbaum about how we talk about diversity, gender, and race in the workplace, and how it affects whether people stay or leave.
Including the cribriform plate in BL, advisable in studies using anthropoids, affects whether H. sapiens differs from other anthropoids for basicranial flexion vs. IRE.
The range depends on how aggressively the government encourages efficiency in buildings, factories and appliances, as well as on the price of energy, which affects whether new technologies are economically attractive.
The studies, added Mathers, did not show whether carrying the obesity-linked version of the FTO gene affects whether weight loss was sustained, as the longest follow-up time was three years.
The PBS documentary acknowledged that what is still unknown is what percentage of players this affects, whether there are genetic or other factors which contribute (such as steroid or substance abuse).
When it comes to whether I should see my doctor for an ankle sprain that might heal on its own, being responsible for part of the cost definitely affects whether I go.
