Exact(23)
We studied 15 lupus patients and 15 healthy age, sex, and ethnicity matched controls.
We designed a case-control comparison study in 521 Han Chinese patients with sporadic PD and 502 age, gender and ethnicity matched normal controls from Mainland China.
Subjects and methods: The study included 167 Qatari and other Arab expatriates women with breast cancer and 341 age and ethnicity matched control women.
Controls were women with no personal or family history of migraine, age and ethnicity matched to cases, where possible.
All the subjects in both groups were age, & ethnicity matched.
The Belgium Stroke Study included 237 middle aged (45 60) Belgian patients, with small-vessel occlusion (SVO) and large-vessel atherosclerosis stroke (LVA), and 326 gender and ethnicity matched controls (>60 yrs) without a history of stroke.
Similar(37)
Therefore, we retain the use of "normative inversion" in order to emphasize the age-sex-ethnicity matched nature of the mean used in our inversion process.
To test this hypothesis, we developed a transformation, normative inversion, for reversing the differences of an individual's 3D face shape from a facial norm, the average of an age-sex-ethnicity matched control group.
The study is a multi-ethnic, age-, and ethnicity-matched population-based case control study of breast cancer in women.
The study is a multi-ethnic, age-, and ethnicity-matched population-based case control study of breast cancer in women, with over-sampling of Māori and Pacific women, to ensure sufficient statistical power for most ethnic-specific analyses.
We selected eight age-, sex-, and ethnicity-matched case:control pairs from the extremes of the coronary calcium score distribution for combined RNA-Seq and microarray analysis and another eight matched case:control pairs for microarray-only analysis (Table 1).
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