The phrase "a combined decrease" is correct and usable in written English.
It can be used when referring to a reduction that results from the combination of multiple factors or elements.
Example: "The report indicated a combined decrease in sales across all regions, highlighting the need for a new marketing strategy."
Alternatives: "an overall decline" or "a total reduction".
The increased P50 ratio by theophylline was due to a combined decrease in S1 and increase in S2 amplitude.
Immunohistochemical analysis of excised tumors revealed a combined decrease in cellular proliferation, induction of apoptosis and upregulation of inhibitory epigenetic modifications.
Immunohistochemical analysis of excised xenograft-based tumors revealed a combined decrease in cellular proliferation verified by reduced Ki-67 staining and induced apoptosis as determined by TUNEL positivity.
IHC analysis of excised xenograft-based tumors revealed a combined decrease in cellular proliferation, induction of apoptosis and upregulation of inhibitory epigenetic modifications of histone H3K9me2 compared with nontreated control groups.
The chelated models of fresh HaCaT cells exposed for 24 hours to medium from chelated DDs demonstrated a combined decrease in cell proliferation (12%, 14%, 19.4%, 19.9% decrease at ZA 1, 3, 5 and 10 μM, respectively) compared with the NM control (raw data score of control cultures were averaged over three separate runs: 156 and 352 cells per 10,000 events in HGF and HaCaT cells respectively).
Interestingly, our study shows that RIPK3 deficiency results in a liver specific combined decrease in NK and CD8T cells after sepsis.
The combined decrease in Yahoo's and MSN's audiences is almost equal to the gains by made by AOL.
Mortality for all cancers combined decreased over time by 1.86% on average each year (Table 4).
Mortality rates for all carcinomas combined decreased for males (APC = −2.4%).
By combining decreased DCC group size with other interventional actions, the effect may be strengthened.
Surgery is the primary treatment recommendation for cancer stages I III. 2 For those with metastatic disease, cytoreductive nephrectomy may be part of a combined modality approach to decrease tumor bulk prior to administration of systemic therapy.
