Table 3 Comparison of [18F]FDG and [18F]FAPI uptake in primary tumors
Variables | No. of Lesions | Tumor Size Median (Range) | Median FAPI Uptake Median SUVmax (Range) | Median FDG Uptake Median SUVmax (Range) | P Value |
|---|---|---|---|---|---|
Primary tumor | 53 | 2.6 (1.0-5.5) | 10.88(2.18–24.48) | 11.17(0.88–35.07) | 0.677 |
T stage | |||||
T1 | 30 | 2.25(1.0–3.0) | 10.72(2.18–23.74) | 9.32(1.17–24.10) | 0.967 |
T2-T3 | 23 | 3.4(1.5–5.5) | 12.69(3.46–24.48) | 13.73(0.88–35.07) | 0.484 |
Histology | |||||
ADC | 44 | 2.6(1.0-5.5) | 11.48(2.18–24.48) | 9.71(0.88–35.07) | 0.510 |
SCC | 5 | 3.7(1.6–4.5) | 12.39(8.29–20.18) | 17.3(9.24–25.12) | 0.043 |
Other | 4 | 3.8(1.5–4.5) | 10.28(2.59–52.18) | 20.76(4.13–34.44) | 0.715 |