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

Table 7

Correlation analysis of NUSS versus RUST and LEFS at various follow-ups.

NUSS vs.	RUST score	RUST (1^st FU)	RUST (2^nd FU)	RUST (3^rd FU)	RUST (4^th FU)
Spearman r	−0.2659	−0.5558	−0.7583	−0.7951	−0.5513
95% confidence interval	−0.561 to 0.0897	−0.757 to −0.2584	−0.8751 to −0.5579	−0.8952 to −0.6186	−0.8422 to −0.01182
(two-tailed)	0.1286	0.0006	<0.0001	<0.0001	0.0444
NUSS vs.	LEFS	LEFS (1^st FU)	LEFS (2^nd FU)	LEFS (3^rd FU)	LEFS (4^th FU)
Spearman r	0.2862	−0.5574	−0.7145	−0.7699	−0.4016
95% confidence interval	−0.067 to 0.576	−0.758 to −0.2605	−0.8507 to −0.4884	−0.8815 to −0.5767	−0.7755 to 0.1809
(two-tailed)	0.1008	0.0006	<0.0001	<0.0001	0.1540

Significant; Spearman r correlation.