Characteristics | Full-activity cohort (N = 19) | Low-activity cohort (N = 57) | x2/t | P value |
---|---|---|---|---|
Gender, % | 2.60 | 0.11 | ||
Male | 8 (42.1) | 36 (63.2) | ||
Female | 11 (57.9) | 21 (36.8) | ||
Age, years | 51.7 ± 13.7 [30.0–74.0] | 53.6 ± 11.2 [30.0–80.0] | 0.60 | 0.55 |
Weight, kg | 62.3 ± 11.2 [45.0–90.0] | 67.7 ± 13.4 [42.8–101.8] | 1.58 | 0.12 |
Height, cm | 165.1 ± 8.4 [152.0–183.0] | 166.7 ± 7.5 [152.3–180.0] | 0.78 | 0.44 |
BMI, kg/m2 | 22.7 ± 2.8 [17.3–27.6] | 24.3 ± 4.1 [17.1–34.9] | 1.58 | 0.12 |
Injection activity per weight, MBq/kg | 1.9 ± 0.2 [1.6–2.3] | 1.0 ± 0.1 [0.8–1.2] | 25.83 | < 0.0001 |
Injection activity, MBq | 120.4 ± 27.2 [88.7–204.9] | 66.9 ± 11.3 [41.9–88.0] | 12.14 | < 0.0001 |
Acquisition time, min | 10 | 10 | - | - |
Primary tumor location, % | 0.72 | |||
Pelviabdominal | 17 (89.5) | 48 (84.2) | ||
Chest | 2 (10.5) | 9 (15.8) | ||
AJCC grade, % | 0.55 | |||
G1 | 6 (31.6) | 18 (31.6) | ||
G2 | 12 (63.2) | 29 (50.8) | ||
G3 or NC | 1 (5.3) | 10 (17.5) |