Table 2.
Comparison of OCCT and CTVEGB in 96 gallbladder polyps
| Modality | Polyps | Diameter (mm) |
Location (n) |
Configuration (n) |
Base (n) peduncle |
|||||||||
| < 5 | 5-10 | 10- | Neck | Body | Base | Spherical | Papillary | Irregular | Butterfly | Cauliflower | (-) | (+) | ||
| Pathology | 96 | 54 | 30 | 12 | 24 | 64 | 8 | 81 | 7 | 6 | 1 | 1 | 58 | 38 |
| OCCT | 76 | 34 | 30 | 12 | 24 | 44 | 8 | 61 | 7 | 6 | 1 | 1 | 52 | 24 |
| CTVEGB | 90 | 48 | 30 | 12 | 24 | 58 | 8 | 75 | 7 | 6 | 1 | 1 | 52 | 38 |
| χ2 | 7.518 | 8.561 | 8.157 | 7.743 | 14.797 | |||||||||
| P value | < 0.01 | < 0.01 | < 0.01 | < 0.01 | < 0.01 | |||||||||
1. Statistical difference between ultrasound and CTVEGB findings (P < 0.01, a = 0.05); 2. CTVEGB is abbreviation of CT virtual endoscopy of the gall bladder; 3. OCCT is abbreviation of spiral CT with oral biliary contrast.