Factors related to indication for intubation with statistical significance included: consciousness disorder at onset (OR: 20.83, 95% CI: 1.18 - 36.78), head-eye deviation (OR: 4.41, 95% CI: 1.34 - 14.49), NIHSS score at hospital admission ≥ 20 points (OR: 39.48, 95% CI: 1.63 - 95.53), displacement midline ≥ 5 mm (OR: 13.65, 95% CI: 2.10 - 88.90).