Antecedents of Informal Mentor Relationships: Odds Ratios from Multinomial Logistic Regression

	Relative	Friend	Teacher	Community
Age	.820***	.852***	.713***	.909**
Female	1.554***	1.240*	1.184	.969
Private School	1.225	.824	1.035	.696
Extracurricular Activities	1.015	1.033	1.057*	.995
Work
1 - 20 hours	1.239	1.325*	1.122	1.207
21+ hours	.789	1.479*	.877	1.040
Social Background
Race-ethnicity
White	---	---	---	---
Black	1.041	.932	.944	.707*
Asian	.846	1.209	1.041	.906
Hispanic	.934	.901	.699*	.851
Native American	1.120	1.638*	.961	.797
Neighborhood Disadvantage	.982	1.003	.754	.952
Neighborhood Disadvantage - Missing	1.442*	.887	1.295*	1.042
Parental Resources
Family Income (in $1,000)	1.001	1.000	.999	1.000
Family Income - Missing	.923	.998	.895	.911
Parent in PTA	.892	.827	.989	.888
Parent in PTA - Missing	1.171	.920	.901	.729
2-Parent Biological	1.384**	.957	1.260*	1.122
Highest Parent’s Education	1.067	1.127*	1.221***	1.164**
Relationship with Parents	1.142	1.040	.988	.947
Peer Resources
Number of Friends	1.045*	1.068**	1.063**	1.062***
Friends’ Mean Wave I GPA	.877	1.115	1.096	1.030
Peer Network Centrality	1.089	.932	.861	.822
Peer Network Centrality - Missing	1.399	1.408	.989	1.026
School Resources
Student/Teacher Environment	.952	1.983	1.230	.821
Student/Teacher Environment - Missing	.633	.508*	1.104	.793
Average Class Size	1.000	1.004	1.003	1.001
School Size	1.105	.992	1.245*	1.026
Personal Resources
Physical Attractiveness	.961	.870	.911	.985
Personality Attractiveness	1.142	1.094	1.073	1.080
College Aspirations	1.095	1.038	1.262***	1.164**
Wave I GPA	1.235*	.987	1.426***	1.039
Picture Vocabulary Test	.998	1.016***	1.026***	1.025***
Picture Vocabulary Test Missing	1.447	1.167	1.190	1.132

Notes: No Mentor is reference category. N = 7,840.

^*p < .05

^**p < .01

^***p < .001; two-tailed tests.