Variant Preoperative At 12 months postoperative At 24 months postoperative P value
MRD I Group I 0.72±0.6 2.60±1.2 2.57±0.9 0.001a
Group II 0.85±0.7 2.87±1.1 2.58±0.9 0.001a
aPaired t test
Table 2: Preoperative and 12 months and 24 months postoperative MRD I of both groups.