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Table 2 Comparison of 68Ga-PSMA PET parameters in tissues for control and intervention scans

From: Muscarinic inhibition of salivary glands with glycopyrronium bromide does not reduce the uptake of PSMA-ligands or radioiodine

Tissue Parameter Control Intervention Relative change (%) p Value
Parotid Glands SULmean 5.57 ± 0.93 5.72 ± 1.16 2.7 0.50
SULpeak 10.31 ± 1.46 10.43 ± 1.92 1.2 0.75
SULmax 15.26 ± 2.10 15.28 ± 2.49 0.1 0.97
Submandibular Glands SULmean 6.25 ± 1.95 5.89 ± 2.21 − 5.8 0.12
SULpeak 10.96 ± 2.37 10.33 ± 2.62 − 5.7 0.10
SULmax 18.82 ± 3.77 17.87 ± 4.57 − 5.0 0.19
Aorta SULmean 1.08 ± 0.11 1.03 ± 0.13 − 4.0 0.34
Liver SULmean 4.21 ± 0.65 4.30 ± 0.60 2.1 0.55
Kidneys SULmean 22.29 ± 5.67 20.31 ± 6.00 − 8.9 0.01*
Tumour or metastasis SULmax 9.71 ± 6.58 9.00 ± 6.62 − 7.3 0.33
  1. SUL = Standardised uptake value corrected for lean body mass corrected; *p < 0.05 is considered statistically significant
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