Table 4 Subgroup analysis of diagnostic performance of 18F-FDG PET/MRI
Covariate/Subgroup | Studies, n | Sensitivity (95% CI) | P-value | Specificity (95% CI) | P-value |
|---|---|---|---|---|---|
Number of patients included | 0.71 | 0.39 | |||
> 50 | 2 | 0.81 (0.61–1.00) | 0.93 (0.80–1.00) | ||
≤ 50 | 5 | 0.81 (0.66–0.97) | 0.87 (0.72–1.00) | ||
Ethnicity | 0.96 | 0.12 | |||
Asian | 3 | 0.83 (0.64–1.00) | 0.80 (0.65–0.95) | ||
The rest | 4 | 0.80 (0.65–0.95) | 0.93 (0.85–1.00) | ||
Study design | 0.22 | 0.38 | |||
Retro | 5 | 0.76 (0.62–0.91) | 0.87 (0.73–1.00) | ||
Pro | 2 | 0.92 (0.79–1.00) | 0.92 (0.78–1.00) |