WBG conducted linear regression analyses with the SPSS 20.0 statistical package (IBM/SPSS, Chicago, IL) and power law regression analyses with KaleidaGraph version 4.02 (Synergy Software, Reading, PA).
Since perceived social support was predicted by orphanhood groups, the fourth step we conducted adjusted multivariate linear analyses (adjusted models).
To determine the associations of life stress and emotional symptoms during pregnancy with placenta weight at birth, we conducted linear regression analyses.
We also conducted linear regression analyses between time and the human population density or cropland time series data, applying this same randomization method.
To examine this pattern, we conducted linear trend analyses for the ROIs as a function of their distance from the midline within each hemisphere at each y-coordinate (−45, −55, −65).
In addition, we conducted linear exposure response analyses of radon concentration modeled as simple continuous predictor.
In order to determine the risk and protective factors associated with children's mental health we conducted linear regressions analyses with hierarchical linear models.
To assess whether this difference predicted risk-taking, we conducted linear regression analyses between the emotion response on relief trials and the proportion of risky choices.
We conducted linear regression analyses to assess factors that may explain the concentrations of polychlorinated biphenyls (PCBs), dichlorodiphenyldichloroethylene (DDE), and polybrominated biphenyls (PBBs).
Specifically, although the Michigan study (Jacobson et al. 1990) conducted linear regression analyses for cord blood and breast milk PCB exposures, only cord blood results were provided in their publication.
