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. 2009 Feb 4;7:7. doi: 10.1186/1477-7525-7-7

Table 4.

Mean raw scores on the ILC: Student and parent proxy report by sex and grade

	Girls						Boys

	Mean		Standard deviation		Sample size		Mean		Standard deviation		Sample size

Grade	T1	T2	T1	T2	T1	T2	T1	T2	T1	T2	T1	T2
Student report
10^th	74.5	76.3	15.2	15.8	260	260	80.8	81.1	13.4	14.0	240	240
8^th	80.1	78.9	12.9	15.7	187	187	82.9	84.2	12.7	13.3	196	195
6^th	81.6	82.4	14.7	13.6	231	231	80.7	82.9	15.5	14.6	212	215
4^th	82.2	82.9	11.1	11.5	231	235	84.2	82.3	11.6	11.4	254	255
Total	79.4	80.1	14.0	14.5	909	913	82.2	82.5	13.4	13.3	902	905

Parent proxy report
10^th	86.7	87.9	13.6	12.7	151	151	86.6	87.1	12.5	13.5	121	121
8^th	88.1	87.5	9.6	11.3	141	142	84.4	86.3	12.6	11.6	130	129
6^th	87.3	88.6	11.0	10.8	180	180	83.0	84.6	14.2	13.0	173	172
4^th	88.9	90.0	9.8	9.0	214	213	87.0	88.4	10.9	10.5	223	223
Total	87.8	88.6	11.0	10.9	686	686	85.4	86.7	12.6	12.1	647	645

T1 = at baseline

T2 = at 6-month follow-up