Table 2.
Prevalence of LS stage 2 and LS based on each of the three LS risk tests and total assessment
| Groups | Total (n = 257) |
Lumbar (n = 81) |
Hip (n = 106) |
Knee (n = 43) |
Foot & Ankle (n = 27) |
|---|---|---|---|---|---|
| Total assessment: prevalence of LS stage 2, % (that of LS [LS stage 1 and 2], %) | |||||
| Before surgery | 94.9 (100) | 95.1 (100) | 95.3 (100) | 100 (100) | 85.2 (100) |
| 6 months after surgery | 63.0 (97.7) | 59.3 (96.3) | 55.7 (98.1) | 88.4 (100) | 63.0 (96.3) |
| 12 months after surgery | 56.8 (94.6) | 54.3 (97.5) | 46.2 (90.6) | 90.7 (100) | 51.9 (92.6) |
| Stand-up test: prevalence of LS stage 2, % (that of LS [LS stage 1 and 2], %) | |||||
| Before surgery | 47.5 (84.4) | 21.0 (79.0) | 60.4 (87.7) | 83.7 (93.0) | 18.5 (74.1) |
| 6 months after surgery | 36.2 (86.4) | 22.2 (86.4) | 33.0 (86.8) | 86.0 (95.3) | 11.1 (70.4) |
| 12 months after surgery | 33.5 (80.9) | 17.3 (79.0) | 30.2 (77.4) | 86.0 (97.7) | 11.1 (74.1) |
| Two-step test: prevalence of LS stage 2, % (that of LS [LS stage 1 and 2], %) | |||||
| Before surgery | 58.8 (89.9) | 44.4 (79.0) | 71.7 (96.2) | 76.7 (95.3) | 22.2 (74.1) |
| 6 months after surgery | 39.3 (76.7) | 37.0 (67.9) | 37.7 (79.2) | 53.5 (83.7) | 29.6 (81.5) |
| 12 months after surgery | 31.1 (69.3) | 28.4 (61.7) | 29.2 (69.8) | 53.5 (86.0) | 11.1 (63.0) |
| GLFS-25: prevalence of LS stage 2, % (that of LS [LS stage 1 and 2], %) | |||||
| Before surgery | 90.3 (99.6) | 92.6 (100) | 91.5 (100) | 93.0 (100) | 74.1 (96.3) |
| 6 months after surgery | 43.6 (77.8) | 46.9 (77.8) | 33.0 (69.8) | 60.5 (93.0) | 48.1 (85.2) |
| 12 months after surgery | 39.7 (75.9) | 45.7 (84.0) | 28.3 (62.3) | 53.5 (90.7) | 44.4 (81.5) |
GLFD-25 25-Question Geriatric Locomotive Function Scale; LS locomotive syndrome