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Adolescent Friendship Formation and Mental Health: A Stochastic Actor-Based Model of Help-Seeking Behavior


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Figure 1:

Stochastic actor-based modeling β parameter estimates
Stochastic actor-based modeling β parameter estimates

Figure 2:

Help-seeking behavior in a single school
Help-seeking behavior in a single school

Wave I Psychological Counseling Use by Individual Characteristics (N=2,264)

Individual Characteristic at Wave In per categoryPsychological counseling use within category in past year at Wave I (% of n)
All Subjects2,2648.7
GenderMale1,1596.9
Female1,10510.6χ2=9.63**
Age12-13 years1535.9
14-15 years64710.2
16-17 years1,3398.4
18-19 years1257.3χ2=3.80
RaceNon-Hispanic white1,14411.3
Black3687.4
White Hispanic4185.7
Other3345.4χ2=20.81***
Modified CES-D depression score0-232,0967.7
24 or more16821χ2=34.06***
Self-rated physical healthExcellent5807.8
Very good8977.4
Good60410.8
Fair/Poor18311.5χ2=7.76
Frequency of alcohol consumption, past 12 monthsNone1,1385.3
1-2 times41011.2
3-12 times31611.1
More than monthly, less than weekly18514.1
Weekly or more often21514χ2=36.64***
Bike/skate/car/boat racing frequencyNever1,0288.4
Once or twice5368.3
Once a month or less1589.1
Two or three times a month14813.3
Weekly or more often3948.4χ2=3.32
Mother’s educationLess than high school4648.8
High school graduate1,0198.4
Some college2879.8
Graduated college4948.5χ2=0.55
Friendship nominations received0-14918.3
2-36689
5-66018.5
7+5048.4χ2=0.20
Friendship nominations sent0-14967.4
2-46698
5-648212.1
7+6177.4χ2=8.08*
3-step friendship reach0-145837.4
15-425596.9
43-765599.1
77+56311χ2=6.15
Local friendship density0-0.2056310.1
0.21-0.295469.9
0.30-0.395907.3
0.40-1.005657.3χ2=4.15

Descriptive Statistics of Add Health Sample, Wave I, 1995 (N=2,264)

Characteristic
Demographics
Male (%)51.2
Age, mean (sd) (years)15.8 (1.3)
Age, range (years)12-18
Grade Level (%)
7th grade6.7
8th grade6.8
9th grade16.2
10th grade35.8
11th grade34.5
Race (%)
Non-Hispanic white50.5
Black16.3
White Hispanic18.5
Other14.8
Individual Characteristics
Depression (modified CES-D score), mean (sd)11.9 (7.5)
Self-rated physical health (%)
Excellent25.7
Very good39.6
Good26.7
Fair7.7
Poor0.5
Frequency of alcohol consumption, past 12 months (%)
None49.6
1-2 times18.3
3-12 times14.2
More than monthly, less than weekly8.3
Weekly or more often9.6
Add Health Picture Vocabulary Test, mean (sd)99.1 (13.2)
Bike/skate/car/boat racing frequency (%)
Never45.4
Once or twice23.7
Once a month or less7
Two or three times a month6.5
Weekly or more often17.4
Mother’s education (%)
Less than high school20.5
High school graduate45
Some college12.6
Graduated college21.8

Parameter Estimates for Actor-Based Model of Friendship Network and Psychological Counselinga

VariableEst. bSEt-ratio
Friendship evolution
Psychological counseling effect on nominations sent0.50**0.143.57
Psychological counseling effect on nominations received−0.080.13−0.62
Psychological counseling similarity0.320.152.13
Outdegree−3.14***0.34−9.24
Reciprocity2.44***0.212.19
Transitive triplets0.84***0.099.33
3-cycles−0.46*0.15−3.07
Age similarity1.19*0.422.83
Same gender0.34***0.048.52
Same race/ethnicity0.39**0.132.98
AHPVT similarity0.65***0.16.46
Alcohol use similarity0.66***0.088.24
Depression effect on nominations sent−0.21*0.09−2.31
Depression effect on nominations received−0.08*0.04−2.21
Depression similarity0.140.131.07
Psychological counseling evolution
Tendency (linear)−3.35***0.42−7.96
Friendship nominations received0.130.071.83
Friendship nominations sent0.030.120.21
Psychological counseling use by friends0.020.10.18
Local density−0.110.36−0.31
3-step reach00.08−0.04
Age−0.10.19−0.53
Gender (male)−0.88*0.24−3.61
Race (white)0.030.070.41
Depression1.34*0.452.94
Alcohol use0.37*0.132.85
Sensation seeking0.180.092.02
Self-rated physical health0.020.120.15
Mother’s education0.050.180.29
eISSN:
1529-1227
Language:
English
Publication timeframe:
Volume Open
Journal Subjects:
Social Sciences, other