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Comparing Pre-LC and Post-LC CBD Diameters (Mean±SD) in the Interval LC Group (Group A)
| Age Groups in years | No. Patients | Pre-LC Mean CBD diameter in mm | Post-LC Mean CBD diameter in mm | P |
|---|---|---|---|---|
| ≤40 | 5 | 6.24±0.79878 | 8.97±1.29084 | 0.033 |
| 41-50 | 10 | 6.36±0.48747 | 7.38±0.54663 | 0.006 |
| 51-60 | 10 | 6.51±0.62331 | 6.99±0.51237 | 0.014 |
| 61-70 | 19 | 6.78±0.56448 | 7.97±0.62939 | <0.0001 |
| ≥71 | 12 | 8.14±0.61815 | 9.95±0.62015 | <0.0001 |
| TOTAL | 56 | 6.90±2.14866 | 8.20±2.45692 | <0.0001 |
