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EJNMMI Research

Table 2 Subgroup analysis of pre-test probability and actual positive findings in 68Ga-PSMA-11-ligand PET

From: Pre-test 68Ga-PSMA-ligand PET/CT positivity in early biochemical recurrent prostate cancer after radical prostatectomy—validation of a prediction model

Patient subgroup

Compact model pre-test probability

Comprehensive model pre-test probability

Positive imaging findings

Entire cohort

67% (95% CI 65–68%)

69% (95% CI 66–71%)

69% (201/292)

Very low PSA (0.2–0.5 ng/ml)

57% (95% CI 55–60%)

59% (95% CI 56–61%)

59% (89/151)

Low PSA (> 0.5–1 ng/ml)

72% (95% CI 70–74%)

74% (95% CI 72–76%)

79% (112/141)

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