Table 2. Behavior problem sample statistics.

	Nonabused			Abused
Construct and Grade	M	SD	n	M	SD	n
Externalizing behavior problems
K*	5.17	8.08	509	10.25	11.53	65
1*	6.22	9.36	481	9.98	11.48	56
2*	6.21	9.56	458	13.34	14.14	59
3*	5.89	9.29	443	12.53	13.84	55
4*	5.70	9.20	416	13.67	13.59	52
5*	6.58	9.63	406	13.29	12.56	42
6*	6.43	9.86	396	12.73	14.11	48
7*	6.13	9.46	379	11.09	11.45	47
8*	7.02	11.00	356	13.66	14.22	47
Internalizing behavior problems
K	4.08	5.03	509	5.63	6.07	65
1*	5.20	5.72	481	7.18	4.92	56
2*	5.49	6.14	458	8.24	6.91	59
3*	5.45	6.29	443	9.71	8.53	55
4	4.90	5.43	416	5.92	6.04	52
5	5.48	6.44	406	8.71	10.24	42
6*	5.38	6.40	396	8.35	7.85	48
7*	4.86	6.32	379	7.60	7.21	47
8*	4.79	5.98	356	6.85	6.37	47

Note: Nonabused, n = 516; abused, n = 69.

^*Significant mean difference by t test, p < .05.