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Table 4 Fitting results and dependent analysis of SUV vs BMI for the PSMA study (n = 28)

From: Evaluation of SUVlean consistency in FDG and PSMA PET/MR with Dixon-, James-, and Janma-based lean body mass correction

    Mean ± SD CV Slope with BMI Correlation with BMI Significance of correlation with BMI (p) ANOVA
(p)
Liver Max bw 8.85 ± 2.40 0.271 0.167 0.189 0.336 p < 0.001
Dixon 5.97 ± 1.45 0.243 0.024 0.044 0.822 0.058
James 6.96 ± 1.81 0.260 0.022 0.033 0.866
Janma 6.87 ± 1.77 0.258 0.010 0.016 0.938
Mean bw 7.06 ± 2.04 0.289 0.148 0.197 0.316 p < 0.001
Dixon 4.75 ± 1.24 0.260 0.032 0.070 0.725 0.080
James 5.55 ± 1.55 0.279 0.032 0.056 0.776
Janma 5.47 ± 1.52 0.277 0.023 0.041 0.837
Parotid Max bw 19.90 ± 5.62 0.283 0.208 0.101 0.611 p < 0.001
Dixon 13.51 ± 3.93 0.291 0.004 0.003 0.990 0.120
James 15.66 ± 4.44 0.283 − 0.054 − 0.033 0.867
Janma 15.45 ± 4.37 0.283 − 0.076 − 0.047 0.812
Mean bw 10.32 ± 2.72 0.264 − 0.054 − 0.053 0.787 p < 0.001
Dixon 7.02 ± 1.95 0.278 − 0.113 − 0.158 0.422 0.101
James 8.13 ± 2.22 0.273 − 0.157 − 0.192 0.329
Janma 8.03 ± 2.19 0.273 − 0.166 − 0.206 0.293
Blood Max bw 0.72 ± 0.23 0.325 0.033 0.389 0.041 p < 0.001
Dixon 0.49 ± 0.15 0.318 0.017 0.298 0.124 0.166
James 0.56 ± 0.17 0.302 0.017 0.267 0.169
Janma 0.56 ± 0.17 0.300 0.016 0.252 0.195
Mean bw 0.54 ± 0.20 0.368 0.016 0.218 0.265 0.001
Dixon 0.37 ± 0.14 0.371 0.006 0.129 0.514 0.266
James 0.42 ± 0.15 0.360 0.006 0.104 0.600
Janma 0.42 ± 0.15 0.359 0.005 0.092 0.644
Muscle Max bw 0.52 ± 0.18 0.351 0.009 0.129 0.513 p < 0.001
Dixon 0.35 ± 0.12 0.334 0.001 0.031 0.878 0.198
James 0.41 ± 0.14 0.347 0.001 0.009 0.964
Janma 0.40 ± 0.14 0.346 0.000 − 0.004 0.983
Mean bw 0.33 ± 0.09 0.280 0.010 0.293 0.130 p < 0.001
Dixon 0.22 ± 0.05 0.249 0.004 0.201 0.304 0.064
James 0.26 ± 0.07 0.266 0.004 0.149 0.449
Janma 0.25 ± 0.07 0.265 0.003 0.133 0.501
Prostate Max bw 14.0 ± 10.92 0.777 0.483 0.120 0.542 0.267
Dixon 9.39 ± 7.20 0.767 0.200 0.075 0.703 0.709
James 11.03 ± 8.71 0.790 0.200 0.062 0.753
Janma 10.88 ± 8.61 0.791 0.179 0.056 0.776
Mean bw 5.89 ± 3.77 0.639 0.190 0.137 0.487 0.143
Dixon 3.99 ± 2.67 0.670 0.074 0.075 0.705 0.660
James 4.63 ± 3.00 0.648 0.073 0.066 0.738
Janma 4.56 ± 2.96 0.649 0.064 0.059 0.768
Lesion Peak bw 4.53 ± 2.33 0.516 0.590 0.629 0.003 0.080
Dixon 3.05 ± 1.55 0.507 0.357 0.575 0.008 0.655
James 3.49 ± 1.72 0.493 0.403 0.583 0.007
Janma 3.44 ± 1.69 0.491 0.392 0.579 0.007
Mean bw 3.86 ± 1.73 0.448 0.463 0.666 0.001 0.032
Dixon 2.60 ± 1.15 0.443 0.278 0.600 0.005 0.565
James 2.98 ± 1.28 0.428 0.312 0.609 0.004
Janma 2.94 ± 1.25 0.426 0.304 0.604 0.005
  1. SUV, standardized uptake value; BMI, body mass index; CV, coefficient of variation; DXA, dual energy X-ray absorptiometry; SD, standard deviation; ANOVA, analysis of variance