27 February 2023 : Clinical Research
Comparison of Lumbar Fusion Surgical Outcomes Between Patients with Lumbar Spinal Stenosis ≥80 Versus 65-79 Years Old
Kuan Li1BCDE, Xiao Han
12BCD, Haozhi Zhang1BCD, Xin Chen1BCD, Derong Xu3BCD, Zheng Li1ABG*
DOI: 10.12659/MSM.938837
Med Sci Monit 2023; 29:e938837
Table 1 Clinical characteristics of the patients.
| ≥80 years (n=33) | 65–79 years (n=33) | P | |
|---|---|---|---|
| Age (years) | 82.9±2.1 | 69.1±2.9 | <0.001 |
| Sex (M/F) | 14/19 | 14/19 | Matched |
| BMI (kg/m) | 23.6±2.0 | 25.4±2.6 | 0.003 |
| Comorbidity (CCI) | 2 (0–4) | 1 (0–4) | 0.032 |
| ASA classification | 2 (1–3) | 2 (1–3) | 0.011 |
| Osteoporosis | 11 (33.3%) | 4 (12.1%) | 0.038 |
| Surgical segment | |||
| L2-S1 | 1 | 1 | |
| L2-5 | 4 | 4 | |
| L3-S1 | 3 | 3 | |
| L3-5 | 9 | 9 | Matched |
| L4-S1 | 3 | 3 | |
| L2-3 | 1 | 1 | |
| L4-5 | 10 | 10 | |
| L5-S1 | 2 | 2 | |
| Operation time (min) | 127±23 | 115±22 | 0.029 |
| Blood loss (ml) | 232±102 | 173±63 | 0.007 |
| Drainage tube placement time (d) | 3 (2–6) | 2 (2–4) | 0.012 |
| Pre-op hospital stay (d) | 5 (2–10) | 3 (1–5) | <0.001 |
| Post-op hospital stay (d) | 10 (6–40) | 5 (3–14) | <0.001 |
| Cost (CNY) | 74,618 (57,321–157,582) | 69,873 (50,045–117,893) | 0.113 |
| Complications | 6 (18.2%) | 1 (3.0%) | <0.001 |
| Preoperative | |||
| NRS (back) | 5.6±1.6 | 5.1±2.2 | 0.347 |
| NRS (leg) | 6.3±2.0 | 6.4±1.6 | 0.946 |
| ODI | 65.4±14.0 | 62.4±13.4 | 0.375 |
| SF-36 | 76.2±5.3 | 82.0±5.8 | <0.001 |
| PCS | 34.3±4.0 | 37.3±3.2 | 0.001 |
| MCS | 41.9±2.4 | 44.8±3.1 | <0.001 |
| T2-5 | 10.1±6.4 | 10.7±6.3 | 0.685 |
| T5-12 | 27.2±13.7 | 23.9±12.0 | 0.310 |
| T10-L2 | 8 (0–24) | 4 (0–19) | 0.055 |
| T12-S1 | 43.7±16.2 | 46.0±17.2 | 0.572 |
| SS | 31.6±12.4 | 34.1±13.2 | 0.438 |
| PT | 21.2±8.0 | 21.9±8.6 | 0.746 |
| PI | 52.9±13.0 | 56.0±13.7 | 0.346 |
| SVA (mm) | 7 (−62–160) | 4 (−57–80) | 0.944 |
| OVF | 4 (12.1%) | 1 (3.0%) | 0.355 |
| Pfirrmann | 5 (4–8) | 4.5 (3–8) | <0.001 |
| F – female; M – male; BMI – body mass index; CCI – Charlson comorbidity index; ASA – American Society of Anesthesiologists; Pre-op – preoperative; Post-op – postoperative; CNY – Chinese Yuan; NRS – numerical rating scale; ODI – Oswestry Disability Index; SF-36 – Short-Form Health Survey; PCS – physical component score; MCS – mental component score; SS – sacral slope; PT – pelvic tilt; PI – pelvic incidence; SVA – sagittal vertical axis; OVF – osteoporotic compression vertebra fractures. | |||