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Table 1 Correlation and descriptive statistics of study variables

From: Culturally relevant stressors as moderators of intergenerational transmission of mother-adolescent executive function in Mexican immigrant families

  1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
1. Mother DS 1               
2. Adolescent DS .20* 1              
3. Mother RT of Simon .02 .01 1             
4. Adolescent RT of Simon  − .10  − .03  − .05 1            
5. Mother RT in SC .02  − .07  − .07  − .04 1           
6. Adolescent RT in SC .01  − .10 .11  − .03 .07 1          
7. Mother foreigner stress .05  − .04  − .05  − .10 .03  − .11 1         
8. Mother Economic stress .09 .15  − .06 .20** .07 .01 .04 1        
9. Annual family income .11 .14  − .01 .07  − .05  − .04  − .08 .21** 1       
10. Mother highest educ. level .26** .10  − .09  − .06 .06  − .18* .09 .31*** .26** 1      
11. Adolescent age  − .12  − .20*  − .07 .11 .03 .07  − .20**  − .06  − .02  − .02 1     
12. Adolescent gendera .06 .10 .09  − .01  − .01 .03 .09  − .02  − .05 .01  − .06 1    
13. Adolescent nativityb  − .06  − .01  − .09 .04 .08  − .06  − .02  − .09 .01 .04 .15  − .01 1   
14. Adolescent Spanish prof.c  − .04 .139 .01 .02 .07  − .05 .20**  − .09 .07 .06 .05 .17* .32*** 1  
15. Adolescent English prof.c .13 .056 .06  − .10  − .05 .05 .12 .09 .05 .08 .03 .09 .10 .20** 1
N (% missing) 133 168 179 179 177 177 178 179 165 179 179 179 179 179 179
  (26%) (6%) (0%) (0%) (1%) (1%) (1%) (0%) (8%) (0%) (0%) (0%) (0%) (0%) (0%)
Mean 4.58 5.13 81.98 37.89 52.44 119.49 3.31 1.82 3.54 5.51 17.03 58% female 26% Mexican 3.60 4.32
SD 1.11 1.03 52.29 42.53 207.35 176.72 0.85 0.20 2.16 2.40 0.83 42% male 74% US 0.70 0.56
Skewness 0.59 0.35 0.16 0.77 0.54 0.14  − 0.48  − 1.23 1.38 0.25 0.18  − 0.39  − 0.47
Kurtosis 0.11 0.61  − 0.04 3.51 3.22 1.65  − 0.06 1.12 2.42  − 0.70  − 0.98  − 0.16 0.02
  1. DS, digit span; RT, reaction time; Simon, Simon effect; SC, switch cost; Educ., education; Prof., proficiency. *p < .05, **p < .01, ***p < .001
  2. aAdolescent gender is coded as female = 1 and male = 0
  3. bAdolescent nativity is coded as Mexican = 1 and US = 0
  4. cSpanish and English proficiency were measured using a 5-point scale, ranging from 1 = not well to 5 = extremely well