Sentence examples for matched to four from inspiring English sources

To limit the impact of confounds from any one control, each drug abuse case was matched to four controls that both individually and on average were the best matches for brain pH, PMI, age, gender, ethnicity and smoking history.

Cases (N = 9,007) were men aged ≥40 years diagnosed with prostatic carcinoma between 1985 and 2000, and were matched to four controls on age and duration of SPDP membership.

Each case was matched to four controls on gender.

1689 individuals with gout were identified and each successfully matched to four controls.

Each postneonatal death was randomly matched to four infants who survived to 1 year of age.

Each case was matched to four controls using incidence density sampling.

"Authentication is a one-to-one match: one I.D. number matched to one fingerprint.

Cases were matched to three controls on birth year and race.

Nine enclosure systems matched to three buildings (office, school, and apartment) were designed to meet the NECB requirements.

As an example, 200 small blades are matched to two chemically similar obsidian sources on the Aegean island of Melos.

1099 cases were matched to two controls and 39 cases were matched to one control by sex, age (within 5 years), and date of visit (within 3 months).