12 January 2025 : Clinical Research
Chiari Malformation Type I and Syringomyelia: Outcomes of Arachnoid-Preserving Surgical Technique
Okan Turk ABCDEFG 1*, Nail Demirel AG 1, Muhammet Teoman KarakurtDOI: 10.12659/MSM.946978
Med Sci Monit 2025; 31:e946978
Table 4 Preoperative and postoperative VAS Score related to syrinx.
| Syrinx | No syrinx | P | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | Mean | SD | Median | Min | Max | N | Mean | SD | Median | Min | Max | ||
| VAS Score (preoperative) | 42 | 6.59 | 1.71 | 7 | 2 | 9 | 447 | 5.29 | 1.54 | 5 | 3 | 9 | <0.001* |
| VAS Score (postoperative) | 442 | 0.429 | 0.73 | 0 | 0 | 2 | 447 | 0.66 | 1.27 | 0 | 0 | 7 | ns |
| Age | 442 | 38.38 | 11.49 | 38.5 | 14 | 61 | 447 | 38.74 | 10.76 | 39 | 19 | 60 | ns |
| Ectopia (mm) | 442 | 8.57 | 4.00 | 8 | 3 | 17 | 447 | 9.02 | 3.83 | 9 | 3 | 19 | ns |
| Hospitalization duration (Day) | 442 | 2.83 | 0.88 | 3 | 2 | 5 | 447 | 2.68 | 1.16 | 2 | 1 | 8 | ns |






