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. Author manuscript; available in PMC: 2012 May 1.

Published in final edited form as: J Youth Adolesc. 2010 Jun 23;40(5):556–567. doi: 10.1007/s10964-010-9561-2

Table 1.

Means, standard deviations, and intercorrelations among modeled variables

	1	2	3	4	5	6	7	8	9	10	11
Loneliness
1. Loneliness (F9)	–
2. Loneliness (S9)	.72^***	–
3. Loneliness (F10)	.61^***	.67^***	–
4. Loneliness (S10)	.52^***	.63^***	.74^***	–
Academic progress (S10)
5. GPA	.03	−.03	−.03	−.01	–
6. Classes failed	.04	.10^*	.15^***	.19^***	−.35^***	–
7. Math sequence	.04	−.01	−.03	−.04	.49^***	− .28^***	–
8. Engagement	−.15^***	−.20^***	−.23^***	−.28^***	.24^***	− .50^***	.17^***	–
Exit exam passing (S10)
9. Language arts	−.03	−.10^*	−.10^*	−.09^*	.22^***	− .36^***	.17^**	.13^**	–
10. Mathematics	−.01	−.02	−.11^*	−.07	.21^***	− .34^***	.20^***	.10^*	.50^***	–
11. Friend support (S10)	−.22^***	−.33^***	−.37^***	−.48^***	.04	− .15^***	.02	.20^***	.20^***	.09	–
M	1.59	1.64	1.67	1.78	2.19	0.93	5.10	3.56	0.80	0.73	4.02
SD	0.54	0.58	0.58	0.63	1.03	1.11	0.85	0.70	0.40	0.44	1.00
N	524	573	537	583	583	588	527	587	505	501	592

Note: F9, fall 9th grade; S9, spring 9th grade; F10, fall 10th grade; S10, spring 10th grade

^*

p < .05,

^**

p <.01,

^***

p < .001