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. Author manuscript; available in PMC: 2011 Jul 15.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2009 Sep 23;77(4):1002–1008. doi: 10.1016/j.ijrobp.2009.06.003

Table 2.

Demographic and Clinical Predictors of CVLT-C and VAL (N = 71)

Variable Subgroup N Baseline
Intercept
Change per month Estimated 5 year score
SE p-value Slope SE p-value Score SE p-value
California Verbal Learning Test — Children’s Version (CVLT-C)
Age at CRT ≥ 5 years 34 45.56 2.00 ns .154 .051 <.01 54.79 2.38 .01
< 5 years 37 43.50 2.46 ns .025 .075 ns 44.97 3.06 ns
Diagnosis to CRT ≥ 2 months 33 43.12 2.28 ns .067 .064 ns 47.13 2.85 ns
< 2 months 38 44.77 2.05 ns .148 .058 .01 53.65 2.65 ns
Gender Female 35 44.83 2.25 ns .116 .065 ns 51.82 2.87 ns
Male 36 43.26 2.08 ns .100 .060 ns 49.25 2.82 ns
Tumor Location Infratentorial 52 45.50 1.76 ns .067 .050 ns 49.53 2.33 ns
Supratentorial 19 40.74 2.73 ns .203 .080 .01 52.92 3.88 ns
Number of Surgeries 1 44 46.41 1.81 .04 .071 .053 ns 50.68 2.51 ns
≥ 2 27 40.35 2.36 ns .159 .069 .02 49.86 3.31 ns
Hydrocephalus No 23 41.64 2.60 ns .178 .075 .02 52.34 3.49 ns
Yes 48 45.31 1.88 ns .072 .054 ns 49.65 2.47 ns
Shunt No 49 44.88 1.79 ns .124 .052 .01 52.31 2.41 ns
Yes 22 42.03 2.83 ns .083 .079 ns 47.02 3.51 ns
Pre CRT Chemotherapy No 56 44.99 1.66 ns .093 .048 .05 50.60 2.24 ns
Yes 15 40.12 3.49 ns .180 .109 ns 50.93 4.88 ns
Visual Auditory Learning (VAL)
Age at CRT ≥ 5 years 34 97.93 3.29 ns .178 .065 <.01 108.58 3.32 ns
< 5 years 37 89.18 3.77 ns .176 .099 ns 99.74 4.22 ns
Diagnosis to CRT ≥ 2 months 33 88.58 3.62 ns .190 .081 .02 99.95 3.81 ns
< 2 months 38 97.49 3.29 ns .175 .074 .02 108.00 3.55 ns
Gender Female 35 92.27 3.60 ns .149 .080 ns 101.20 3.74 ns
Male 36 94.61 3.42 ns .208 .073 <.01 107.10 3.66 ns
Tumor Location Infratentorial 52 94.94 2.91 ns .160 .064 .01 104.52 3.09 ns
Supratentorial 19 89.56 4.64 ns .223 .103 .03 102.93 5.14 ns
Number of Surgeries 1 44 97.86 3.02 .02 .147 .068 .03 106.68 3.26 ns
≥ 2 27 86.21 3.91 ns .226 .089 .01 99.79 4.27 ns
Hydrocephalus No 23 97.08 4.28 ns .208 .094 .02 109.59 4.51 ns
Yes 48 91.54 3.04 ns .169 .068 .01 101.67 3.20 ns
Shunt No 49 97.47 2.80 .01 .148 .063 .02 106.37 3.13 ns
Yes 22 84.46 4.32 ns .244 .095 .01 99.13 4.54 ns
Pre CRT Chemotherapy No 56 94.04 2.78 ns .212 .058 <.01 106.75 2.76 .05
Yes 15 91.40 5.64 ns .037 .134 ns 93.62 6.01 ns

CRT = conformal radiation therapy; ns = not significant