Research Article

Serum Folate Correlates with Severity of Guillain-Barré Syndrome and Predicts Disease Progression

Table 2

Characteristics of GBS patients with and without folate .

GroupGBS with folate deficiency (n = 21)GBS without folate deficiency (n = 91)p

Demographics
Age, mean (SD)53.48 (17.20)51.95 (12.73)0.70
Female9.5% (2/21)50.5% (46/91)0.001
Weakness at nadir, median (IQR)
GBS disability score3 (2-4)4 (3-4)0.61
MRC score 48 (28.5-50)40 (24-48)0.30
Disease course, median (IQR)
Hospital days15 (12-19)13 (11-18)0.55
Ventilator days (n = 10)13 (8-13)27 (14-101)0.27
Progression duration, d13 (7-18)6 (4-11)0.006

MRC, Medical Research Council.
are presented as percentage of patients unless otherwise indicated. All items are shown for 112 patients unless otherwise specified.