Table 2.

Improvements of the PROMs from the baseline to the last follow-up (FU: follow-up; MD: mean difference; CI: confidence interval; AOFAS: American Orthopaedic Foot and Ankle Score; FFI: Foot Function Index; MOCART: magnetic resonance observation of cartilage repair tissue).

Endpoint	Baseline	Last FU	MD	SE	95% CI	p
Visual Analogue Scale	7.1 ± 1.2	2.2 ± 0.7	−5.0	0.1	−4.9 to −4.8	<0.001
Tegner Activity Scale	3.3 ± 0.6	4.2 ± 0.7	0.9	0.0	0.8 to 0.9	0.08
AOFAS	54.2 ± 8.3	86.3 ± 5.5	32.2	0.4	31.3 to 32.8	<0.001
FFI	49.6 ± 4.3	29.6 ± 12.4	−20.0	0.5	−20.9 to −19.0	0.02
MOCART	39.3 ± 9.9	59.6 ± 11.9	20.3	0.6	19.2 to 21.3	0.03