The phrase "after a proportion" is correct and usable in written English.
It can be used in contexts where you are discussing ratios, fractions, or distributions in relation to a whole or a specific quantity.
Example: "The results showed a significant change after a proportion of the sample was tested."
Alternatives: "following a ratio" or "subsequent to a fraction".
Eligible women were recruited to a before-and-after intervention study, a proportion of whom were independently randomised after hospital discharge to intervention: daily proactive and reactive telephone calls for ≤14 days or control: reactive telephone calls ≤ day 14.
The program is designed to ensure that the c-agent 'turns back' after expending a proportion of the equity to ensure that he is able to reach home without losing all the money.
In other words, d0 is the asymptotic distribution of the number of infected males and females, after sampling a proportion 1/(1+pNC) of the population.
Children who are superinfected enter an incubating compartment, E2, after which a proportion develop symptoms and are treated (moving from E2 into S), or remain asymptomatic and return to A1.
Another example is neoadjuvant therapy, after which a proportion of patients becomes eligible for curative-intended surgery [ 83].
This suggests that after diagnosis, a proportion of young children with autism are failing to be provided with or failing to access available services and education facilities, perhaps because a need for additional support was not identified.
After fusion, a proportion of extracellular virus particles known as a cell-associated enveloped virus (CEV) remain attached to the plasma membrane and induce an outside-in signalling cascade that locally activates Src and Abl family kinases (Frischknecht et al., 1999; Reeves et al., 2005).
Liverpool are set to avoid Uefa sanctions, despite being in breach of Financial Fair Play regulations after writing off a proportion of financial losses as allowable stadium expenditure.
Moreover, it should be noted that substantial proportions of adolescents progress to regular substance use after occasional use, a proportion that may range from 28%to80%0% [ 27, 32].
The majority of the semen collected by the queen is excreted within 24 hours after insemination, and a proportion of each male's sperm is stored in her spermatheca.
