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Table 5 Patient-based correlation between PSMA-derived tumor volumes and PSA values at different time points

From: [68Ga]Ga-PSMA-11 PET before and after initial long-term androgen deprivation in patients with newly diagnosed prostate cancer: a retrospective single-center study

All patients (n = 21)   miPSMA score
∑All lesions
PSMA_TV
∑All lesions
TL_PSMA
∑All lesions
PSMA_TV
∑Prostate
TL_PSMA
∑Prostate
PSMA_TV
∑Lymph nodes
TL_PSMA
∑Lymph nodes
PSMA_TV
∑Bone
TL_PSMA
∑Bone
Parameter time point T2 T2 T2 T2 T2 T2 T2 T2 T2
T2 PSA Correlation coefficient 0.343 0.315 0.504* 0.392 0.456* 0.213 0.244 0.037 0.137
  Parameter time point T2/T1 T2/T1 T2/T1 T2/T1 T2/T1 T2/T1 T2/T1 T2/T1 T2/T1
T2 PSA Correlation coefficient 0.604* 0.753** 0.752** 0.564* 0.529* 0.572* 0.548* 0.304 0.513
T2/T1 PSA Correlation coefficient 0.464* 0.615* 0.620* 0.436* 0.478* 0.169 0.217 0.075 0.304
  1. *p < 0.05; **p < 0.001. All significant correlation coefficients are indicated bold