Total (n = 89) | Group GO (n = 54) | Group PO (n = 35) | t/z | p | |
---|---|---|---|---|---|
Age (year) | 58.97 ± 5.79 | 58.19 ± 5.68 | 60.17 ± 5.82 | 1.596 | 0.114 |
Sex (male/female) | 40/49 | 26/28 | 14/21 | 0.570 | 0.450 |
BMI | 25.74 ± 4.00 | 25.47 ± 3.53 | 26.17 ± 4.66 | 0.550 | 0.582 |
Duration of symptoms (months) | 14.64 ± 8.02 | 11.41 ± 5.42 | 19.63 ± 8.85 | 4.618 | < 0.001 |
Follow-up time (years) | 2.57 ± 0.78 | 2.45 ± 0.64 | 2.76 ± 0.94 | 1.410 | 0.159 |
JOA score | |||||
Preoperative | 7.73 ± 2.84 | 8.39 ± 2.60 | 6.17 ± 2.94 | 2.468 | 0.014 |
Last follow-up | 13.16 ± 2.74 | 14.74 ± 1.12 | 10.71 ± 2.72 | 7.205 | < 0.001 |
t/z | 8.206 | 6.414 | 5.144 | ||
p | < 0.001 | < 0.001 | < 0.001 | ||
Recovery rate | 61.13% ± 21.48% | 75.00% ± 9.52% | 39.73% ± 16.62% | 7.948 | < 0.001 |
Operative segments | 0.087 | 0.768 | |||
Three | 75 | 46 | 29 | ||
Four | 14 | 8 | 6 |