Table 2

ORs for a lower GBS disability score at 4 and 26 weeks

NUnadjusted OR
(95% CI)
P valueNAdjusted OR*
(95% CI)
P value
Week 4:
 Treatment
 Control167Ref.125Ref.
 Early second IVIg180.31 (0.12 to 0.78)0.01100.70 (0.16 to 3.04)0.63
 Late second IVIg160.28 (0.11 to 0.76)0.01140.66 (0.18 to 2.50)0.54
Week 26:
 Treatment
 Control154Ref.105Ref.
 Early second IVIg160.98 (0.39 to 2.44)0.9780.89 (0.22 to 3.53)0.87
 Late second IVIg110.23 (0.08 to 0.70)0.0180.40 (0.10 to 1.62)0.40
  • *Adjusted for age, preceding diarrhoea, GBS disability score at entry and week 1, MRC sum score at entry and week 1, axonal or inexcitable NCS, country of residence.

  • GBS, Guillain-Barré syndrome; IVIg, intravenous immunoglobulin; MRC, medical research council; NCS, nerve conduction study.