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Table 3 Radiotracer activity in salivary glands of the bilateral icepack group versus the control group

From: Impact of external cooling with icepacks on 68Ga-PSMA uptake in salivary glands

Radiotracer activity Bilateral icepacks (N = 20) No icepacks (N = 45) Absolute difference (%) p value*
Right parotid gland
 SUVmax (mean, ± SD) 11.26 (± 3.33) 13.14 (± 4.23) 1.88 (14.31) 0.08
 SUVpeak (mean, ± SD) 9.98 (± 3.08) 11.53 (± 3.67) 1.55 (13.44) 0.10
 SUVmean (mean, ± SD) 4.22 (± 1.32) 4.89 (± 1.59) 0.67 (13.70) 0.10
Left parotid gland
 SUVmax (mean, ± SD) 11.01 (± 3.40) 12.96 (± 4.16) 1.95 (15.05) 0.07
 SUVpeak (mean, ± SD) 9.89 (± 2.99) 11.45 (± 3.61) 1.56 (13.62) 0.10
 SUVmean (mean, ± SD) 4.44 (± 1.64) 4.94 (± 1.61) 0.50 (10.12) 0.25
Right submandibular gland
 SUVmax (mean, ± SD) 12.36 (± 3.38) 12.54 (± 3.36) 0.18 (1.44) 0.84
 SUVpeak (mean, ± SD) 10.33 (± 2.60) 10.89 (± 3.11) 0.56 (5.14) 0.49
 SUVmean (mean, ± SD) 4.78 (± 1.70) 4.48 (± 1.34) +  0.30 (6.70) 0.45
Left submandibular gland
 SUVmax (mean, ± SD) 11.74 (± 2.78) 12.27 (± 3.64) 0.53 (4.32) 0.57
 SUVpeak (mean, ± SD) 9.85 (± 2.30) 10.84 (± 2.98) 0.99 (9.13) 0.19
 SUVmean (mean, ± SD) 4.63 (± 1.74) 4.51 (± 1.32) +  0.12 (2.66) 0.76
  1. *p < 0.05 is considered significant