Table 2.

Association of impact within and across informants at baseline and follow-up

		Baseline impact score			12 month impact score	24 month impact score	36 month impact score
		Parent r 95 % CI n	Teacher r 95 % CI n	Youth r 95 % CI n	Parent r 95 % CI n	Parent r 95 % CI n	Parent r 95 % CI n	Teacher r 95 % CI n
Baseline impact score	Parent
	Teacher	0.47
		0.41, 0.53
		3492
	Youth	0.38	0.34
		0.30, 0.47	0.23, 0.44
		1986	1502
12 month impact score	Parent	0.50	0.38	0.39
		0.45, 0.55	0.32, 0.45	0.30, 0.49
		4478	3493	1986
24 month impact score	Parent	0.31	0.28	0.26	0.52
		0.28, 0.35	0.22, 0.35	0.17, 0.36	0.47, 0.58
		4478	3493	1986	4479
36 month impact score	Parent	0.38	0.39	0.30	0.48	0.47
		0.34, 0.41	0.32, 0.45	0.20, 0.41	0.44, 0.52	0.44, 0.51
		4450	3469	1502	4451	4451
	Teacher	0.19	0.43	0.23	0.20	0.22	0.36
		0.14, 0.24	0.35, 0.51	0.06, 0.39	0.15, 0.25	0.17, 0.27	0.29, 0.42
		2670	2130	936	2671	2671	2666
	Youth	0.14	0.14	0.22	0.18	0.18	0.38	0.35
		0.09, 0.19	0.07, 0.21	0.13, 0.31	0.12, 0.24	0.12, 0.23	0.30, 0.45	0.33, 0.37
		2915	2245	1712	2915	2915	2887	1673

p < 0.001 in all cells; r robust regression coefficients are presented, CI confidence interval, n number of observations

All findings in bold are significant (p<0.05)