Parameters | GBS without recent surgery (n = 956) | GBS after surgery (n = 45) | Two-tailed P-value |
---|---|---|---|
Patient age (mean, y) | 51.37 ± 15.85 | 53.93 ± 12.86 | 0.285 |
Male, n (%) | 575 (60.1) | 26 (57.8) | 0.751 |
Diabetes mellitus, n (%) | 72 (7.5) | 4 (8.9) | 0.962 |
Hypertension, n (%) | 241 (25.2) | 11 (24.4) | 0.908 |
Initial symptoms, n (%) | |||
Motor weakness | 729 (76.3) | 36 (80.0) | 0.563 |
Sensory change | 402 (42.1) | 12 (25.2) | 0.041 |
HFGS score upon admission, n (%) | |||
≥ 3 | 608 (63.6) | 37 (82.2) | 0.011 |
< 3 | 348 (36.4) | 8 (17.8) | |
HFGS score at nadir, n (%) | |||
≥ 3 | 692 (72.4) | 41 (91.1) | 0.006 |
< 3 | 264 (27.6) | 4 (8.9) | |
Hospital stay (d) | 15 (11–20) | 21 (14–26) | 0.000 |
HFGS score at discharge (g) | 2 (1–3) | 3 (2–4) | 0.001 |
Mechanical ventilation (MV), n (%) | 91 (9.5) | 4 (8.9) | 1.000 |
Deaths during hospital stay, n (%) | 6 (0.6) | 1 (2.2) | 0.276 |
Lumbar puncture | 757 | 31 | |
Mean protein concentration (g/L) | 1.18 ± 0.86 | 0.99 ± 0.71 | 0.346 |
Albumin-cytologic dissociations, n (%) | 611 (80.7) | 23 (74.2) | 0.370 |
Electrodiagnostic subtypes, n (%) | 691 | 29 | |
AIDP | 339 (49.1) | 12 (41.4) | 0.418 |
AMAN | 98 (14.2) | 11 (37.9) | 0.001 |
AMSAN | 21 | 2 | 0.236 |
Treatment, n (%) | |||
IVIg | 407 (42.6) | 18 (40.0) | 0.733 |
Plasmapheresis | 41 (4.3) | 1 (2.2) | 0.768 |