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Table 2 Comparison of patients according to mechanical ventilation requirement

From: A simple functional marker to predict the need for prolonged mechanical ventilation in patients with Guillain-Barré syndrome

Characteristics Ventilated (MV+) patients
n= 40
Nonventilated (MV-) patients
n= 21
P value
Sex, males/females 23/17 10/11 NS
Age, years 56 ± 20 46 ± 19 NS
SAPS II 28.2 ± 18.6 14.1 ± 6.8 0.0052
DSH, days 5.9 ± 6.9 5.8 ± 5.1 NS
Autonomic dysfunction, percentage 60 14 0.0006
Intensive care unit length of stay, days 40.4 13.0 0.001
EMG subtype, percentage of demyelinating type 77 71 NS
Infectious complications, percentage 85 5 0.0001
Median delay between immunotherapy and neurological improvement, days 27 4 0.001
Independent ambulation at follow-up, percentage 50 58 NS
Deaths, number (percentage) 4 (10) 0 (0) -
  1. Data are presented as mean ± standard deviation (median) unless otherwise stated. DSH, delay between onset of symptoms and hospital admission; EMG, electromyography; MV, mechanical ventilation; NS, not significant; SAPS II, Simplified Acute Physiology Score II.