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. Author manuscript; available in PMC: 2025 Jan 1.
Published in final edited form as: Dev Psychol. 2023 Aug 31;60(1):94–107. doi: 10.1037/dev0001589

Table 5.

Friendship Trajectories Predicting Health

Proportion friends (3-class) Positive quality (2-class) Negative quality (3-class)
Predictor CES-D W3 SRH W3 CES-D W3 SRH W3 CES-D W3 SRH W3

Probability class 1 −0.31 (0.98) 0.08 (0.11) −4.28* (1.65) 0.63*** (0.18) 0.81 (1.05) 0.19 (0.12)
Probability class 1 × Age W1 0.27 (0.74) −0.05 (0.08) 2.35 (1.20) −0.09 (0.13) −0.60 (0.77) −0.05 (0.09)
Intercept 23.95*** (1.55) 2.20*** (0.22) 26.43*** (2.20) 1.93*** (0.30) 25.46*** (2.18) 2.11*** (0.30)
Age W1 0.99** (0.34) −0.06 (0.04) 0.18 (0.57) 0.00 (0.06; 0.00) 1.00** (0.38; 0.02) −0.05 (0.04)
CES-D/SRH W1 0.25*** (0.04) 0.05** (0.02) 0.19*** (0.05) 0.04 (0.02; 0.01) 0.20*** (0.05) 0.03 (0.03)
Education W1 −0.78*** (0.15) 0.01 (0.08) −0.68** (0.22) 0.05 (0.12; 0.00) −0.68** (0.23) 0.12 (0.12)
Female −0.86 (0.74) 0.33*** (0.05) −0.93 (1.09) 0.37*** (0.07 −1.44 (1.09) 0.38*** (0.07)
Married W1 −1.93* (0.79) 0.15 (0.09) −1.35 (1.06) −0.06 (0.12) −1.16 (1.08) −0.04 (0.12)
White −0.52 (0.84) 0.01 (0.09) −1.16 (1.23) 0.00 (0.14) −1.62 (1.25) −0.02 (0.14)
Adjusted R-squared 0.14 0.11 0.13 0.15 0.11 0.12
f2(Rmodel2,Rchange2) 0.00 (0.15, 0.00) 0.00 (0.13, 0.00) 0.04 (0.13, 0.03) 0.04 (0.14, 0.03) 0.01 (0.13, 0.01) 0.01 (0.14, 0.01)

Notes: Cells: Coefficient (SE).

*

p < 0.05

**

p < 0.01

***

p < 0.001

f2 calculated by comparing each of the models presented to the same model but excluding Probability of class 1 and its interaction with age.