Table 3.

Correlation matrix for moderators

Moderator	(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	(11)	(12)	(13)	(14)	(15)	(16)	(17)	(18)	(19)	(20)
1. Coaching of personnel	1
2. CAI	−.12	1
3. Incentives	−.25	.51	1
4. Other method	−.24	−.26	−.21	1
5. Peer‐assisted	.39	−.18	−.23	−.30	1
6. Progress monitoring	.03	.26	−.02	−.21	−.06	1
7. Small group	−.25	−.16	−.25	−.30	−.32	.16	1
8. Comprehension	.30	.24	.08	.12	.17	−.00	−.46	1
9. Decoding	.02	−.01	.16	.10	−.10	−.29	−.22	.59	1
10. Fluency	.09	−.35	−.27	.23	.08	−.19	−.15	.45	.68	1
11. Spelling and writing	.39	−.05	−.18	−.18	.08	.13	.04	.33	.23	.37	1
12. Vocabulary	.18	.27	.16	.07	−.09	−.00	−.20	.71	.60	.46	.39	1
13. Multiple reading	.17	.13	.19	−.00	.02	−.08	−.20	.64	.62	.48	.36	.69	1
14. Other domain	.27	−.09	.22	−.11	−.00	−.24	−.12	−.16	−.13	−.31	.09	−.19	−.12	1
15. Math	−.14	−.06	−.06	−.11	.01	.09	.16	‐.55	−.48	−.30	−.15	−.49	‐.60	.09	1
16. QES	−.13	.50	.42	−.23	−.10	.02	.02	.13	.11	−.35	.09	.13	.32	.11	−.20	1
17. General test	−.03	−.02	.05	.06	−.04	.01	.01	−.35	−.34	−.24	0.13	−.23	−.27	.29	.37	−.06	1
18. Grade	.14	−.20	−.28	−.06	.16	.11	−.06	−.25	−.06	.01	0.06	−.33	−.12	.09	.17	−.12	.19	1
19. Duration	.32	−.20	−.25	.03	−.06	.35	.10	.12	.06	.26	0.36	.19	.20	.02	−.07	−.11	.12	.10	1
20. Implementation problems	.21	.35	.34	−.37	.17	−.14	−.29	.24	.37	.15	0.04	.27	.29	.08	−.19	.09	−.12	.14	−.23	1

Note: Correlations over 0.5 are marked in bold.