scholarly journals Mothers’ and Fathers’ Worry and Over-Control: One Step Closer to Understanding Early Adolescent Social Anxiety

2018 ◽  
Vol 49 (6) ◽  
pp. 917-927 ◽  
Author(s):  
Nejra Van Zalk ◽  
Maria Tillfors ◽  
Kari Trost
2020 ◽  
Vol 40 (9) ◽  
pp. 1397-1426 ◽  
Author(s):  
Nejra Van Zalk ◽  
Maria Tillfors ◽  
Ewa Mörtberg

A growing body of research has acknowledged the heterogeneity of subclinical social anxiety, identifying a subgroup of individuals who exhibit high levels of impulsivity. In a sample of Swedish early adolescents ( N = 2,509, Mage = 13.64; 52.8% girls), we conducted latent transition analyses (LTA) to identify four classes of subclinical social anxiety-impulsivity across three time points. We identified a Low Social Anxiety-Low Impulsivity class, as well as a High Anxiety-High Impulsivity class for girls and boys, which had high levels of Time-4 internalizing problems. The latter class was less stable but larger for boys. There was also a more typical High Anxiety-Low Impulsivity class for both genders. Nevertheless, Low Anxiety-High Impulsivity girls and boys fared the worst in terms of both internalizing and externalizing problems later on. To our knowledge, this is the first study to adopt an LTA framework to investigate trajectories of early adolescent social anxiety-impulsivity over time.


2017 ◽  
Vol 60 ◽  
pp. 11-15 ◽  
Author(s):  
Teah-Marie Bynion ◽  
Heidemarie Blumenthal ◽  
Sarah A. Bilsky ◽  
Renee M. Cloutier ◽  
Ellen W. Leen-Feldner

Author(s):  
R.P. Goehner ◽  
W.T. Hatfield ◽  
Prakash Rao

Computer programs are now available in various laboratories for the indexing and simulation of transmission electron diffraction patterns. Although these programs address themselves to the solution of various aspects of the indexing and simulation process, the ultimate goal is to perform real time diffraction pattern analysis directly off of the imaging screen of the transmission electron microscope. The program to be described in this paper represents one step prior to real time analysis. It involves the combination of two programs, described in an earlier paper(l), into a single program for use on an interactive basis with a minicomputer. In our case, the minicomputer is an INTERDATA 70 equipped with a Tektronix 4010-1 graphical display terminal and hard copy unit.A simplified flow diagram of the combined program, written in Fortran IV, is shown in Figure 1. It consists of two programs INDEX and TEDP which index and simulate electron diffraction patterns respectively. The user has the option of choosing either the indexing or simulating aspects of the combined program.


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