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Table 7 IDH1 and 1p/19q status of high- and low-risk groups of patients with LGG and those with GBM

From: Identification of potential biomarkers related to glioma survival by gene expression profile analysis

  LGG GBM
High risk Low risk High risk Low risk
n 121 395 135 19
IDH1 status
 Wild type 73 (60.3%) 21 (5.3%) 130 (96.3%) 10 (52.6%)
 Mutation 47 (38.8%) 372 (94.2%) 2 (1.5%) 8 (42.1%)
 Unknown 1 (0.8%) 2 (0.5%) 3 (2.2%) 1(5.3%)
1p/19q status
 Codel 13 (10.7%) 156 (39.5%)   
 Noncodel 108 (89.3%) 239 (60.5%) 130 (96.3%) 18 (94.7%)
 Unknown    5 (3.7%) 1 (5.3%)
IDH1 and 1p/19q status
 Wild type and noncodel 73 (60.3%) 21 (5.3%) 126 (93.3%) 10 (52.6%)
 Mutation and noncodel 34 (28.1%) 216 (54.7%) 1 (0.7%) 7 (36.8%)
 Mutation and codel 13 (10.7%) 156 (39.5%)   
 Wild type    4 (3.0%)  
 Mutation    1 (0.7%) 1 (5.3%)
 Codel     
 Noncodel 1 (0.8%) 2 (0.5%) 3 (2.2%) 1 (5.3%)