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This risk factor was associated with an average difference of 0.18 [0.30] 0.30] units at the 90th percentile of BMI z-score (difference to median regression coefficient: 0.07 [−0.21] 0.21]) and of 0.20 [0.33] 0.33] units at the 97th percentile (difference to median regression coefficient: 0.09 [−0.25] 0.25]).
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We compared the median regression coefficients with those for the 0.90 and 0.97 quantile by assessing the differences between the respective estimates for a certain covariate and used the variances of these differences to calculate their 95% confidence intervals (CIs).
The same result applies for other statistics such as the median and regression coefficients.
The primary endpoint was defined as the QTcSS time-matched change from baseline, where QTcSS = QT/RRλ, and the exponent λ was derived as the median value (within genders) of the regression coefficient of loge QT) on loge RR) using baseline data.
Indeed, median RTs at T1 were faster with more lifetime hours of MT practice, after being adjusted for age (partial regression coefficient for regression of median RT on MT practice: –.048, p =.05).
In the median regression models for the 1989 data with PFOS as the dependent variable, the regression coefficient was 0.73 (p < 0.0001) for PFOSAA and 2.98 (p = 0.018) for M570.
We use statistical functionals of mean, median, standard deviation, maximum, minimum, range (maximum-minimum) and linear regression coefficient.
b: Regression coefficient; CI: Confidence interval; gm: Geometric mean; IQR: Interquartile range; m: Mean; med: Median; r: Correlation coefficient; s: Standard deviation; se: Standard error.
Median regression was used to examine the relationship between median DNA yield (and DNA purity) and determinants, 95% confidence intervals for regression coefficients were estimated by inverting a rank test as described in Koenker [ 16].
regression coefficient (Coeff), power ranges 95% (PR 95%), P value for a two tail test * MUE median unbiased estimates.
Regression coefficient, R2= 0.96.
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