The phrase "allowance for both" is correct and usable in written English.
It can be used when discussing considerations or accommodations made for two parties or aspects in a situation.
Example: "In our budget, we need to make an allowance for both the marketing expenses and the operational costs."
Alternatives: "consideration for both" or "provision for both".
The White House said that this was not enough, and that hospitals should receive the full inflation allowance for both years.
To fully evaluate the role of epidemiological cofactors in HPV-related carcinogenesis, allowance for both HPV DNA and antibodies may be necessary.
Potential confounding does not seem to be an issue; similar point estimates were found when only adjusted ORs were pooled, including allowance for both maternal age and alcohol (some individual studies made the same conclusion).
If your business partnership is ending at a 50/50 asset and liability allowance for both partners, expect changes in the event of litigation.
Allowance for systematic errors both increases the errors and shifts the point of best fit.
In the models that constitute the main analysis, we made allowances for both the age sex structure of the underlying population, through indirect standardisation, and the key confounder of deprivation, measured at the small-area (LSOA) level.
A member may receive a basic allowance for housing under both paragraphs (1) and (3).
Medicare (Part B) has no allowance for outpatient prescription costs--both FHP and Maxicare have a co-payment plan for filling and renewing prescriptions at a flat $2 a throw.
Dispersions of identical spherical particles in a fluid are considered with allowance for random fluctuations that both, particles and the fluid, are involved in.
To correct risk ratios for coronary heart disease for potential bias caused by measurement error and variability in risk factors within an individual ("regression dilution bias"), we made allowance for regression dilution bias in both C reactive protein concentration and potential confounding factors.
