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. 2024 Feb 8;36:8. doi: 10.1186/s43019-023-00206-1

Table 4.

Comparison of arthroscopic scores and MRI findings between groups

Partial tear
(n = 15)
Complete tear
(n = 86)
p value
Arthroscopic scores
 Arthroscopic meniscal healing score (point) [range] 8.3 ± 1.2 [8, 9] 7.1 ± 1.1 [7, 8]  < 0.001*
  Width of bridging tissues (point) 4.0 ± 0.0 3.9 ± 0.4 0.419
  Stability (point) 3.3 ± 0.9 2.3 ± 0.6  < 0.001*
  Synovial coverage (point) 1.0 ± 0.7 0.9 ± 0.5 0.252
MRI findings
 Pre-operative MME (mm) 3.0 ± 0.7 [2.5–3.6] 3.2 ± 0.9 [2.6–3.6] 0.598
 3 M postoperative MME (mm) [range] 3.2 ± 0.8 [2.6–3.6] 3.5 ± 0.7 [3.1–4.0] 0.651
 1 Y postoperative MME (mm) [range] 3.4 ± 1.0 [2.6–4.0] 4.2 ± 1.3 [3.7–4.9] 0.009*
 ΔMME preoperative to 3 M (mm) [range] 0.2 ± 0.5 [0–0.5] 0.3 ± 0.5 [0.2–0.7] 0.213
 ΔMME preoperative to 1 Y (mm) [range] 0.4 ± 0.6 [0.3–0.7] 1.0 ± 1.0 [0.5–1.6] 0.019*
 Suspension bridge sign (positive/negative) 14/1 57/29 0.036*
Bone tunnel (anatomical/ non-anatomical) 14/1 76/10 1.000

Values are presented as mean ± standard deviation and first-third quartiles

MRI magnetic resonance imaging, MME medial meniscus extrusion, 3 M 3-months, 1 Y 1-year

*p < 0.05