failed to reach significancep = 0.074
The second subgroup with abnormal [ 123 I]MIBG and normal [ 123 I]FP-CIT-SPECT worsened in the TDI-score and the threshold subscore, but this failed to reach significance (TDI: BL: 16.0 (5.5–21.9), FU: 12.0 (6.0–13.8), p = 0.074; T: BL: 1.5 (0.0–5.5), FU: 0.0 (0.0–1.5), p = 0.063).