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. 2015 Apr 26;17(8):1157–1165. doi: 10.1093/neuonc/nov063

Table 2.

Supplementary data of EBL, EP, and CNS-PNET NOS cases regarding spinal MRI, MR spectroscopy, and CT findings

EBL, n = 22 EP, n = 22 CNS-PNET NOS, n = 22 (a) P 1 vs 2 (b) P 1 vs 3
Spinal MRI available 22 22 18
 Yes 7 (32%) 12 (55%) 12 (67%)
 No 3 (14%) 2 (9%) 3 (17%)
 Not sufficient 12 (55%) 8 (36%) 3 (17%)
Meningeal dissemination* 22 22 22 .66 .246
 Unknown (M0 or M1) 17 (77%) 20 (91%) 14 (64%)
 M2 0 (0.0%) 1 (5%) 1 (5%)
 M3 3 (14%) 0 (0.0%) 0 (0.0%)
 M2 + M3 2 (9%) 1 (5%) 7 (32%)
MR spectroscopy available 22 22 18
 Yes 3 (14%) 0 (0.0%) 3 (17%)
 No 19 (86%) 22 (100%) 15 (83%)
CT available 22 22 18
 Yes 5 (23%) 3 (14%) 5 (28%)
 No 17 (77%) 19 (86%) 13 (72%)
Calcifications (CT) 5 3 5 .392 .334
 Yes 3 (60%) 0 (0.0%) 0 (0.0%)
 No 2 (40.0%) 3 (100%) 5 (100%)

Note that relative frequencies do not equal 100% in some cases, due to mathematical rounding.

This table shows P-values after paired comparison of imaging parameters in (a) EBL vs EP and (b) EBL vs CNS-PNET NOS.

*Macroscopic dissemination (detectable with MRI).