Table 2. Baba pain-neurological scoring system of osteoporotic vertebral fracture (total score=14).

Postoperative improvement rate was calculated as postoperative score minus preoperative score, divided by 14 minus preoperative score, multiplied by 100 and shown in percent. Excellent was defined as improvement ≥80 percent; good 50–79 percent; fair 25–49 percent; and poor ≤24 percent [7].