Functional and Radiological Outcome Analysis of Osteoperiosteal Decortication Flap in Nonunion of Tibia

Table 2

Comparison of RUST score at serial follow-up.

RUST score	Group A NUSS (1–25) [n = 14]		Group B NUSS (25–50) [n = 10]		Group C NUSS (51–75) [n = 10]
	95.00% CI of diff.	value	95.00% CI of diff.	value	95.00% CI of diff.	value
Pre-op vs. 3 months	−1.833 to 0.1132	0.1080	−2.129 to 0.9295	0.7980	−1.48 to 1.68	0.9998
3 months vs. 6 months	−3.473 to −1.527	<0.0001	−2.929 to 0.1295	0.0872	−2.08 to 1.08	0.8958
6 months vs. 9 months	−3.473 to −1.527	<0.0001	−4.029 to −0.9705	0.0003	−3.58 to −0.4196	0.0068
9 months vs. 12 months	−2.693 to −0.7468	<0.0001	−3.379 to −0.3205	0.0107	−6.08 to −2.92	<0.0001

Significant; Student's t-test.