Table 5.
Diagnosis of common bile duct dilatation by abdominal ultrasound and MRCP in the MRCP group
| ultrasonography | MRCP | Total | χ2/Z | P | |
|---|---|---|---|---|---|
| + | - | ||||
| + | 10 | 0 | 10 | -2.236 | 0.025 |
| - | 5 | 86 | 91 | ||
| Total | 15 | 86 | 101 | ||
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