Table 3 The pooled estimates of the sonographic finding for the diagnosis of acute cholecystitis
From: Diagnostic performance of ultrasound in acute cholecystitis: a systematic review and meta-analysis
Sonographic finding | No. of studies | Sensitivity (95% CI) | Specificity (95% CI) | PLR (95% CI) | NLR (95% CI) | Accuracy (95% CI) |
|---|---|---|---|---|---|---|
GB wall thickness | 8 | 0.45 (0.40–0.50) | 0.84 (0.81–0.87) | 3.29 (1.83–5.69) | 0.52 (0.31–0.75) | 59.0 (57.2–60.8) |
Gallstone | 7 | 0.88 (0.84–0.91) | 0.71 (0.65–0.76) | 4.10 (1.46–11.5) | 0.16 (0.08–0.29) | 93.2 (92.3–94.2) |
Peri-GB fluid | 7 | 0.26 (0.22–0.31) | 0.92 (0.89–0.93) | 5.62 (1.71–13.9) | 0.72 (0.58–0.89) | 63.9 (62.2–65.7) |
Sonographic Murphy sign | 7 | 0.51 (0.46–0.56) | 0.75 (0.72–0.78) | 3.6 (1.07–9.74) | 0.58 (0.32–0.96) | 65.9 (63.9–68.0) |