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Table 4 Comparison of whole-body bone SPECT/CT results between PSA doubling time classes according to trigger PSA classes (p = 0.01 for global interaction)

From: Does whole-body bone SPECT/CT provide additional diagnostic information over [18F]-FCH PET/CT for the detection of bone metastases in the setting of prostate cancer biochemical recurrence?

PSA ≤10 ng/ml, N = 87
Bone SPECT/CT result Negative
(N = 74)
Positive
(N = 13)
OR (CI95) p
 PSAdt > 6 months 49 (92.5) 4 (7.5) reference 0.03
 PSAdt ≤6 months 25 (73.5) 9 (26.5) 4.4 (1.1–21.2)
PSA > 10 ng/ml, N = 28
Bone SPECT/CT result Negative
(N = 14)
Positive
(N = 14)
OR (CI95) p
 PSAdt > 6 months 4 (66.7) 2 (33.3) reference 0.32
 PSAdt ≤6 months 10 (45.5) 12 (54.5) 2.4 (0.3–30.9)