Table 3 Multivariable binary logistic regression analysis and difficult airway physiological score schema of the 12 predictor variables of the score for the prediction of serious outcomes among patients with physiological difficult airway during endotracheal intubation

Female gender

1.49 [1.07–2.07]

0.017*

1

Age ≥ 45 years

1.58 [1.13–2.19]

0.007*

2

Shift Duty (Morning-Evening)

2.12 [1.55–2.9]

< 0.001*

2

Presentation Hypotension

1.99 [1.19–3.34]

0.009*

2

Presentation Respiratory Distress

1.68 [1.17–2.42]

0.005*

2

Vomiting

3.41 [2.17–5.35]

< 0.001*

3

Shock Index ≥ 0.9

1.68 [1.33–2.57]

0.032*

2

pH group < 7.3

4.39 [3.17–6.09]

< 0.001*

4

Fever

2.13 [1.38–3.3]

< 0.001*

2

Anticipated decline in unstable patients

1.89 [1.16–3.06]

0.01*

2

GCS < 15

1.66 [1.14–2.41]

0.008*

2

Agitation

1.42 [1 -2.02]

0.048*

1