09 October 2020: Clinical Research
Comparison Between Percutaneous Transforaminal Endoscopic Discectomy and Fenestration in the Treatment of Degenerative Lumbar Spinal Stenosis
Yang Zhang ABCDEF* , Hengjie Zhu ABCDEF* , Zheng Zhou BCDEF , Jixiang Wu BCDEF , Yinming Sun BCD , Xiang Shen BCDE , Chengcun Li BCDEF*DOI: 10.12659/MSM.926631
Med Sci Monit 2020; 26:e926631
Table 1 Patient demographics in the fenestration and PTED groups.
| Characteristic | Fenestration (n=94) | PTED (n=94) | P |
|---|---|---|---|
| Age | 73.02±5.23 | 74.46±6.01 | 0.081 |
| Sex | 0.770 | ||
| Female | 44 (46.81%) | 46 (48.94%) | |
| Male | 50 (53.19%) | 48 (51.06%) | |
| Duration of symptoms (years) | 5.36±0.41 | 5.46±0.50 | 0.136 |
| BMI | 23.75±3.67 | 24.01±3.58 | 0.624 |
| Stenosis level | 0.725 | ||
| L3–L4 | 13 (13.83%) | 17 (18.09%) | |
| L4–L5 | 50 (53.19%) | 47 (50.00%) | |
| L5–S1 | 31 (32.98%) | 30 (31.91%) | |
| Comorbid disease (n/%) | |||
| Hypertension | 54 (57.45%) | 58 (61.70%) | |
| Diabetes | 26 (27.66%) | 29 (30.85%) | |
| Heart disease | 23 (24.47%) | 18 (19.15%) | |
| Cerebrovascular infarction | 13 (13.83%) | 15 (15.96%) | |
| Respiratory disease | 9 (9.57%) | 11 (11.70%) | |
| Renal/ureteral disease | 4 (4.26%) | 4 (4.26%) | |
| Peripheral vascular disease | 5 (5.32%) | 6 (6.38%) | |
| Neoplasia | 4 (4.26%) | 1 (1.06%) | |
| Anxiety neurosis | 2 (2.13%) | 1 (1.06%) | |
| PTED – percutaneous transforaminal endoscopic decompression; BMI – body mass index. Sex and stenosis level were compared using Fisher’s exact test; the rest of the data were compared using a test. | |||