The phrase "a significantly increased frequency" is correct and usable in written English.
It can be used when discussing a notable rise in the occurrence of an event or phenomenon.
Example: "The study revealed a significantly increased frequency of heart disease among individuals with sedentary lifestyles."
Alternatives: "a markedly higher frequency" or "a notably elevated frequency".
Some authors found a significantly increased frequency of IJVVI in the Transient Global Amnesia (TGA) patients [3 5].
Some authors found a significantly increased frequency of IJVVI in the TGA patients, which may confirm the role of vein drainage disturbances in pathogenesis of TGA [3 5, 14].
Compounds listed in Table 2 were present at a significantly increased frequency distribution in the melanoma group vs the skin group.
Relative to infected-only mice, immunized mice had a significantly increased frequency of gastric macrophages three weeks after challenge (Fig. 5C).
While there was no difference in the rate of mitotic events between diploid and tetraploid HCT116 cells, we found a significantly increased frequency of abnormal mitoses in tetraploid cells (Fig. 1).
Compared to control subjects, African American tuberculosis cases had a significantly increased frequency of rare NSPs in TLR1 (OR = 3.32; P = 0.002), TLR6 (OR = 1.85; P = 0.040), and TLR10 (OR = 1.76; P = 0.009) (Table 2).
Importantly, oncogene-expressing cells grown under folate deficiency show a significantly increased frequency of tumor development in mice.
UC patients treated with corticosteroids exhibited a significantly increased frequency of intestinal MAP DNA compared to those not receiving corticosteroids.
We found an approximately 1.4-fold significantly increased frequency of the FCRL3 C/C genotype in in women with infertility-associated endometriosis over the controls [OR = 1.681 (95 % CI = 1.120 2.522, p = 0.0116, pcorr = 0.0348)].
Patients with high disease activity (SLEDAI >8) had significantly increased frequency of CD19+/CD27high plasma cells and had a predictive value for disease activity that was greater than traditional humoral/clinical measurements (for example, anti-dsDNA, complement, renal manifestations).
But in 1984 Mader and colleagues studied 12 Hereford bulls and found that watching another mating pair in action significantly increased frequency of ejaculation.
