| Number of patients | Mean adjusted IQ* (SD) | Difference in means (95% CI) | t-test p-value | ||
---|---|---|---|---|---|---|
 |    HDM | IT MTX |    HDM | IT MTX |  |  |
FSIQ | Â | Â | Â | Â | Â | Â |
   3 years |    138 | 132 | 97.9 (16) | 98.3 (16) | -0.4 (-4.4 : 3.5) |    0.8 |
   5 years |    116 | 104 | 99.5 (15) | 100.9 (18) | -1.4 (-5.8 : 3.0) |    0.5 |
VIQ | Â | Â | Â | Â | Â | Â |
   3 years |    138 | 132 | 97.8 (15) | 98.2 (15) | -0.4 (-4.0 : 3.3) |    0.8 |
   5 years |    116 | 104 | 99.2 (14) | 100.3 (17) | -1.1 (-5.2 : 3.0) |    0.6 |
PIQ | Â | Â | Â | Â | Â | Â |
   3 years |    138 | 132 | 98.1 (17) | 99.0 (17) | -1.0 (-5.0 : 3.1) |    0.6 |
   5 years |    116 | 104 | 100.2 (15) | 101.3 (19) | -1.1 (-5.7 : 3.4) |    0.6 |