(1) Subjects in the highest quartile of the insulin distribution had 6.6 times the risk of developing type II diabetes as subjects in the remaining three quartiles combined (95% confidence interval [CI] = 3.14-13.7).
(2) The effects of low-chromium diets containing chromium in the lowest quartile of normal intake on glucose tolerance and related variables in 11 females and 6 male subjects were evaluated.
(3) When divided into quartiles based on the central adiposity ratio, only women in the fourth quartile (those with the highest central to peripheral body fat distribution) demonstrated an increased risk for breast cancer.
(4) Although calculation of the observed heart rate as a percent of that expected at the midpoint and end of each quartile of exercise used fewer observations, it provided similar results.
(5) Children consistently in the highest BP quartile had greater relative weight and higher heart rates in all three positions.
(6) Children in the upper two quartiles of fiber intake were estimated to have a 30 per cent lower risk of appendicitis than children in the lowest quartile.
(7) The lowest quartile of AMC was found most reliably by measuring plasma methionine, histidine, leucine and isoleucine concentrations.
(8) For a score based on consumption of only the 3 specified salad items the odds ratio over the extreme quartiles was 0.12 (0.05-0.32).
(9) Infants in the third quartile were fussy at the commencement of the period and became gradually more placid from the fifth week of life.
(10) Four hundred thirty-four patients (234 men, 200 women) greater than 40 years of age were stratified by gender and then divided into quartiles on the basis of a B-mode score that was derived by summing arterial wall thickness at nine sites in the left and nine sites in the right carotid arteries.
(11) The median (25,75 quartiles) rate of muscle protein synthesis after an overnight fast was 2.03 (2.00,2.23) % days-1 when the precursor enrichment was obtained by measurement of the plasma alpha-ketoisocaproate, taken to be representative of muscle free leucine.
(12) Mortality was as high as 81% in the bottom quartile (PHDL less than 13%), with a relative mortality risk of 1.71 for subjects in the bottom quartile compared to those in the top quartile (PHDL greater than or equal to 19%).
(13) The major finding was an inverse relationship between fruit intake and risk of oral and pharyngeal cancer; individuals in the highest quartile of intake had about half the risk of those in the lowest quartile.
(14) Those in the top and bottom quartiles on intrinsic motivation were classified as either relatively task intrinsically motivated or task extrinsically motivated and were assigned to behavior regulation conditions: self-regulated reinforcement, externally imposed reinforcement, or control.
(15) Three data reduction methods are discussed: the classification with respect to frequency bands, the search for prominent frequencies, and the computation of quartiles of the frequency spectra.
(16) Tumor latency decreased with increasing dose of MNU, but the quartiles for time to detection of all tumors within each carcinogen dose group were similar irrespective of anatomical region in which the tumors occurred.
(17) This was true not only for the relation between average latencies but also for the relation between corresponding quartiles of latency distributions.
(18) Epidemiologic analysis demonstrated a fivefold decrease in risk for severe ASCAD between the lowest and the highest quartile of total testosterone.
(19) The relative risk of developing proteinuria after 4 years for those with glycosylated hemoglobin levels in the highest quartile compared with those in the lowest quartile was 3.0 (95% confidence interval, 1.6 to 5.3).
(20) Median followup period was 6.5 years, quartiles 5.5 and 8.0 years.
Quintile
Definition:
(n.) The aspect of planets when separated the fifth part of the zodiac, or 72ยก.
Example Sentences:
(1) When the 2 preinvasive disease categories were combined, an elevated odds ratio of borderline significance was found for 2 of the 3 lower quintiles for the 4 low quintiles combined.
(2) Age-adjusted all-cause mortality rates per 10,000 man-years of follow-up in normotensive men ranged from 64.0 in the least fit quintile to 18.6 in the most fit quintile.
(3) In multivariate analyses, the relative risks of breast cancer for women in the highest quintile of consumption of saturated fat and animal proteins were 3.0 (95% confidence interval, 1.9-4.7) and 2.9 (1.8-4.6), respectively.
(4) Each of the 469 kidneys was placed into 1 of 5 quintiles on the basis of its effective renal plasma flow at the first examination.
(5) Reproducibility of placing a dietary factor into a particular quintile of consumption was good for most foods, but it was lowest for cruciferous and leafy green vegetables.
(6) Overall, 69.9% of the age-sex-specific quintiles and height-sex-specific quintiles of systolic blood pressure were identical.
(7) The relative risks for highest vs. lowest quintile of intake were estimated for carbohydrates to be 2.57 (95% confidence interval 1.64-4.03), cholesterol 2.68 (1.72-4.17), dietary fiber 0.45 (0.30-0.63), and vitamin C 0.53 (0.38-0.76).
(8) There was no appreciable association between height and endometrial cancer: compared with the lowest quintile, the multivariate relative risks (RR) were 0.9, 0.9, 0.7 and 0.8 for each subsequent quintile.
(9) The increased risk leading to diabetes for those in the top quintile compared to the lowest quintile of the distribution of statistically significant risk factors were: body mass index = 21.7, triglycerides = 13.5, waist-to-hip circumference ratio = 9.6, diastolic blood pressure = 6.7, uric acid = 5.8, glutamic pyruvic transaminase = 3.9, bilirubin = 3.2, blood glucose = 2.7, lactate = 2.4 and glutamic oxaloacetic transaminase = 2.0.
(10) The percentage of the kidneys that had clinically significant pyelocaliectasis or in which the pyelocaliectasis significantly worsened was 20.4 per cent in the lowest (first) quintile and 9.3, 2.2, 5.4 and 3.2 per cent in the second, third, fourth and fifth quintiles, respectively.
(11) In only 1.0% of children did these quintiles differ by more than one.
(12) We observed a decreased risk of lung cancer mortality only in the higher quintiles of FEV1 in current smokers among men, but not in women.
(13) No suggestion of a protective effect of dietary fiber was observed (RRs for increasing quintiles were 1.0, 0.95, 0.93, 1.02, and 1.02).
(14) The increased incidence of diabetes was confined to the lowest quintile of SHBG values, where it was 5-fold higher than in the remaining group.
(15) Relative risk according to quintiles, and adjusted for age, family history, BMI and WHR, for women at the 80% level was 2.9 as compared with those at the 20% level for C-peptide.
(16) Correlation coefficients, quintile distributions, and regressions all confirmed the ability of baseline SBP and DBP to predict their respective pressures on follow-up examination.
(17) Interaction was also seen for the next lowest quintile (22.4-24.2).
(18) Among subjects who belonged to the lowest quintile on the basis of the food record measurement, an average of 51 per cent fell into the same quintile and 76 per cent fell into the lowest two quintiles when they were categorized on the basis of the food use questionnaire.
(19) The observation that cholecystectomy rates are not linearly associated with obesity suggests that women in the highest quintiles of body mass could be considered a reasonable group in which strategies for prevention of gallbladder disease might be tested.
(20) The results are presented by neighborhood income quintile group (based on percentage of low income), and by the mother's age, parity (number of live births), marital status and country of birth, as well as by CMA.