Radiographic and Functional Results following Subtalar Arthroereisis in Pediatric Flexible Flatfoot

Table 1

Pre- and postoperative differences in the measurement of angles. All values are statistically significant.

	Preoperative				Postoperative				Difference in means
	Left foot	95% CI	Right foot	95% CI	Left foot	95% CI	Right foot	95% CI	Left foot (p value)	Right foot (p value)
Costa-Bartani angle	144.43	138.84 - 150.03	143.31	139.29 - 147.34	133.62	129.13 - 138.11	131.5	127.61 - 135.39	<0.001	<0.001
AP talocalcaneal angle	28.69	25.05 - 32.32	29.06	26.6 - 31.52	17.43	13.89 - 20.98	16.06	13.54 - 18.58	<0.001	<0.001
Lateral talocalcaneal angle	44.68	41.12 - 48.25	40.5	37.04 - 43.95	35	32.18 - 37.81	34.56	31.53 - 37.59	<0.001	0.002
Talonavicular coverage angle	31.18	25.77 - 36.6	34.12	29.71 - 38.53	14.37	8.78 - 19.96	16.12	11.18 - 21.06	<0.001	<0.001
Naviculocuboid overlap (%)	66.43	52.37 - 80.49	57.81	47.51 - 68.11	40.31	28.8 - 51.82	32.37	23.06 - 41.69	0.003	<0.001