TABLE 2:

Differentiation of tumors as benign versus malignant

ParameterMalignant (n = 36)Benign (n = 13)Control (n = 15)F Score*P Value*
MeanSDMeanSDMeanSD
NAA/Cho0.650.281.120.591.350.1425.186.000
NAA/Cr1.050.381.420.511.680.2815.310.000
NAA/Cho + Cr0.390.150.610.250.750.0128.061.000
Cho/Cr1.740.611.450.651.240.164.696.013§
Lactate/Cr0.280.220.010.140.000.0016.632.000|
Lipid/Cr0.360.280.290.190.160.013.779.028§
Lactate/lipid0.850.780.180.430.000.0012.291.000
Alanin/Cr0.000.000.210.250.000.0018.451.000#
ADCT102.8117.94107.698.0579.374.1018.018.000**
ADCPT158.9032.8794.2329.2579.374.1053.419.000††
  • Note.—ADCT indicates calculated ADC values from tumoral area; ADCPT, calculated ADC values from peritumoral area; NS, no significance.

  • * F score and P values were obtained by using Tukey pairwise post hoc test.

  • benign > malignant, control > malignant P < .001; control > benign P < .05.

  • control > malignant P < .001; benign > malignant P < .05; otherwise NS.

  • § malignant > control P < .05; otherwise NS.

  • | malignant > benign, malignant > control P ≤ .001; otherwise NS.

  • malignant > control P < .001; malignant > benign P < .05; otherwise NS.

  • # benign > malignant, benign > control P < .001; otherwise NS.

  • ** benign > control, malignant > control P < .001; otherwise NS.

  • †† malignant > benign, malignant > control P < .001; otherwise NS.