highly significantP =0.0001
Visual outcome There was highly significant statistical difference between preoperative and postoperative visual acuity in group 1 ( P =0.0001), group 2 ( P =0.001), group 3 ( P =0.003), and group 4 ( P =0.002).
Visual outcome There was highly significant statistical difference between preoperative and postoperative visual acuity in group 1 ( P =0.0001), group 2 ( P =0.001), group 3 ( P =0.003), and group 4 ( P =0.002).