Results of Visual Assessment of LR for Main Groups and Primary Therapy Subgroups
| Group | G1* | G2† | P |
|---|---|---|---|
| Overall, LR positive (n) | 38 (17.3%) | 56 (25.5%) | 0.048 |
| Overall, LR negative (n) | 145 (65.9%) | 137 (62.3%) | 0.487 |
| Overall, LR equivocal (n) | 37 (16.8%) | 27 (12.3%) | 0.223 |
| Median SUVmax, LR positive (n) | 8.1 (range, 3.2–47.9) | 8.4 (range, 3.2–139.0) | 0.987 |
| Subgroup pRT, LR positive (n) | 12 (54.5%) | 20 (50.0%) | 0.795 |
| Subgroup pRT, LR negative (n) | 8 (36.4%) | 15 (37.5%) | 1 |
| Subgroup pRT, LR equivocal (n) | 2 (9.1%) | 5 (12.5%) | 1 |
| Subgroup pRPE, LR positive (n) | 26 (13.1%) | 36 (20.0%) | 0.095 |
| Subgroup pRPE, LR negative (n) | 137 (69.2%) | 126 (70.0%) | 0.911 |
| Subgroup pRPE, LR equivocal (n) | 35 (17.7%) | 18.0 (10.0%) | 0.038 |
* No preparation.
† Injection of 20 mg of furosemide and 500 mL of NaCl 0.9%.
P values from Fisher exact tests for frequencies and from Mann–Whitney U test for median SUVmax comparison.
pRPE = primary radical prostatectomy; pRT = primary radiation therapy; SUVmax = maximal SUV.