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Mean and standard deviation of continuous variables.
| Variable | N | Mean ± SD | P- value |
|---|---|---|---|
| Age | 80 | 9.03 ± 5.26 years | - |
| Preoperative IPFH | 80 | 4.40±0.910 | - |
| Preoperative MRD | 80 | 0.50 ± 1.00 | - |
| Postoperative IPFH (04 weeks) | 80 | 7.41±0.76 mm | P < 0.001 |
| Postoperative MRD (04 weeks) | 80 | 3.10 ± 1.50 mm | P < 0.001 |
