Table 3.
COMPARATIVE ANALYSIS OF MEAN AND S.D.s FOR REGIONAL CALLOSAL AREA AND UNIVARIATE ANALYSIS OF VARIANCE
| Current Study | Shashi et al. (2004) | |||||||
|---|---|---|---|---|---|---|---|---|
| Variable | DS | TD | F(1,32)a | P | DS | TD | F(1,23)a | P |
| Rostrum | 0.42(0.18)b 5.9%c |
0.22 (0.09) 3.3% |
17.06 | 0.0002 | N.A.d | N.A. | N.A. | N.A. |
| Genu | 1.42 (0.47) 20.0% |
1.45 (0.24) 22.0% |
0.06 | 0.811 | N.A. | N.A. | N.A. | N.A. |
| Rostral body | 1.11 (0.31) 15.7% |
0.97 (0.19) 14.7% |
2.61 | 0.115 | N.A. | N.A. | N.A. | N.A. |
| Rostrum+rostral body+genu | 2.94 (0.81) 41.6% |
2.63 (0.25) 40.0% |
2.38 | 0.133 | 2.49 (1.03) 37.4% |
1.99 (0.53) 36.6% |
3.63 | 0.07 |
| Anterior mid-body | 0.78 (0.18) 11.0% |
0.78 (0.10) 11.9% |
0.001 | 0.970 | 0.86 (0.81) 12.9% |
0.55 (0.14) 10.1% |
1.74 | 0.20 |
| Posterior mid-body | 0.74 (0.20) 10.5% |
0.71 (0.07) 10.8% |
0.49 | 0.490 | 0.60 (0.16) 9.0% |
0.53 (0.13) 9.7% |
2.14 | 0.16 |
| Isthmus | 0.66 (0.23) 9.4% |
0.62 (0.09) 9.4% |
0.63 | 0.432 | 0.62 (0.20) 9.3% |
0.49 (0.12) 9.0% |
4.68 | 0.04 |
| Splenium | 1.95 (0.45) 27.5% |
1.82 (0.20) 27.8% |
1.13 | 0.297 | 1.78 (0.63) 26.8% |
1.68 (0.41) 30.9% |
0.20 | 0.66 |
| Total area | 7.07 (1.76) | 6.56 (0.53) | 1.40 | 0.246 | 6.65 (1.69) | 5.44 (1.22) | 10.52 | 0.004 |
a
ANOVA, F-test scores.
b
Mean (S.D.) area in cm2.
c
Percentage of total area.
d
Separate results for the rostrum, genu and rostral body are not available (N.A.) in Shashi's study.
Note: DS=deleted group, TD=typically developing controls.