matched groups การใช้

• Two matched groups of newborn infants with jaundice were exposed to intensive green or blue light phototherapy.
• Furthermore, the RACE allows the fabrication of larger and more tightly matched groups of sampling apertures or pulse generators.
• Unlike most of these games, the matched groups do not automatically vanish upon reaching the minimum number in a row.
• In contrast, there was no reduction in claims in a matched group of 22 hospitals that did not implement stress prevention activities.
• Anderson put matched groups of college students into rooms with the thermostat set in the comfortable mid-70-degree range and in the verging-on-miserable mid-80s range.
• But, in this event, racers basically try to better their car's previous fastest time to the summit because they're anything but an evenly matched group.
• The mean ventricular-brain ratio measured by planimetry was increased over mean values in an age-and sex-matched group of control subjects but was less than that in a group of alcoholics.
• A study by Block and Ghoneim ( 2000 ) found that, relative to a matched group of healthy, non-drug-using controls, heavy marijuana use is associated with small but significant impairments in memory retrieval.
• In a series of studies published in the 1930s, psychologist Bill Goldfarb noted not only deficits in the ability to form relationships, but also in the IQ of institutionalised children as compared to a matched group in foster care.
• Effects of the intervention did not begin to show up until the second year of life, he said, but at age 2 a matched group of children who were not given the intervention had IQ scores 15 points below those who were helped.
• For example, in an Iowa study, a group of sex offenders subject to registry requirement ( n = 233 ) who were also under legal supervision were compared to a matched group of preregistry sex offenders not under supervision ( n = 201 ).
• There are only 2 ways to determine causality neither of which seems likely to be undertaken with respect to health risks and porn : 1 ) Have two matched groups, in which one group uses porn and the other does not . 2 ) Remove porn for an extended period and see the results.
• A study by Block and Ghoneim ( 2000 ) found that, relative to a matched group of healthy, non-drug-using controls, heavy marijuana use is associated with small but significant impairments in memory retrieval . cannabis induces loss of internal control and cognitive impairment, especially impairment of attention and memory, for the duration of the intoxication period.