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1.
J Fam Psychol ; 15(2): 315-33, 2001 Jun.
Article in English | MEDLINE | ID: mdl-11458636

ABSTRACT

Although correlations between interparental conflict and child maladjustment are well-established, the processes connecting these 2 phenomena are less understood. The present study tested whether an aggressogenic cognitive style mediates the relationship between interparental conflict and child aggression. A multiethnic sample of 115 families with a child between the ages of 7 and 13 years participated. Questionnaires were used to assess parents' and children's perceptions of interparental conflict, children's social problem-solving strategies and beliefs about aggression, and parent and teacher reports of child aggression. Support was found for the mediating effect of aggressogenic cognitions on children's school aggression but not on children's aggression at home. Implications for understanding the associations among interparental conflict, children's social cognitions, and child aggression in different environmental contexts are discussed.


Subject(s)
Aggression , Child Behavior Disorders/diagnosis , Child Behavior Disorders/psychology , Conflict, Psychological , Interpersonal Relations , Parents/psychology , Social Perception , Adolescent , Child , Female , Humans , Male
2.
J Clin Child Psychol ; 28(1): 12-24, 1999 Mar.
Article in English | MEDLINE | ID: mdl-10070604

ABSTRACT

Used self-report and observational measures to explore associations among marital conflict, triadic family processes, and child adjustment in Hispanic American, European American, and biethnic families. One hundred and thirteen families with a 7- to 11-year-old son participated. More similarities than differences were found between European American and Hispanic American families. A hierarchical parenting style was associated with externalizing behaviors for European American and biethnic families but not for Hispanic American families. Marital conflict and disengaged family alliances were associated with child externalizing behavior for all ethnic groups. Ethnicity was not found to moderate the relation between marital conflict and family functioning, and greater levels of marital conflict were associated with disengaged family interactions and also with lax or inconsistent parenting. Implications for understanding cross-ethnic issues in family systems and child adjustment are discussed.


Subject(s)
Child Behavior Disorders/etiology , Conflict, Psychological , Family Health , Hispanic or Latino , Marriage/psychology , White People , Analysis of Variance , Child , Child Behavior Disorders/ethnology , Cross-Cultural Comparison , Cross-Sectional Studies , Family Health/ethnology , Hispanic or Latino/psychology , Hispanic or Latino/statistics & numerical data , Humans , Male , Parenting/psychology , Regression Analysis , White People/psychology , White People/statistics & numerical data
3.
Biophys J ; 64(3): 581-93, 1993 Mar.
Article in English | MEDLINE | ID: mdl-8386008

ABSTRACT

We have simulated both conventional (V1) and saturation transfer (V'2) electron paramagnetic resonance spectra for the case of Brownian rotational diffusion restricted in angular amplitude. Numerical solutions of the diffusion-coupled Bloch equations were obtained for an axially symmetric 14N nitroxide spin label with its principal axis rotating within a Gaussian angular distribution of full width delta theta at half maximum. Spectra were first calculated for a macroscopically oriented system with cylindrical symmetry (e.g., a bundle of muscle fibers or a stack of membrane bilayers), with the Gaussian angular distribution centered at theta 0 with respect to the magnetic field. These spectra were then summed over theta 0 to obtain the spectrum of a randomly oriented sample (e.g., a dispersion of myofibrils or membrane vesicles). The angular amplitude delta theta was varied from 0 degrees, corresponding to isotropic motion (order parameter = 0). For each value of delta theta, the rotational correlation time, tau r, was varied from 10(-7) to 10(-2) s, spanning the range from maximal to minimal saturation transfer. We provide plots that illustrate the dependence of spectral parameters on delta theta and tau r. For an oriented system, the effects of changing delta theta and tau r are easily distinguishable, and both parameters can be determined unambiguously by comparing simulated and experimental spectra. For a macroscopically disordered system, the simulated spectra are still quite sensitive to delta theta, but a decrease in tau r produces changes similar to those from an increase in delta theta. If delta theta can be determined independently, then the results of the present study can be used to determine tau r from experimental spectra. Similarly, if tau r is known, then delta theta can be determined.


Subject(s)
Electron Spin Resonance Spectroscopy , Proteins/chemistry , Biophysical Phenomena , Biophysics , Computer Simulation , Diffusion , Models, Chemical , Motion , Rotation , Spin Labels
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