Table 2 Associations between explanatory and predictor variables and need for intensive care unit stay
Patients requiring ICU treatment | Patients without ICU treatment | ||||||
|---|---|---|---|---|---|---|---|
n | % | % of patients | n | % | % of patients | p-value | |
All | 32 | 7.7 | 383 | 92.5 | |||
Sex | ap = 0.024 | ||||||
Male | 25 | 78.1 | 10.3 | 218 | 56.9 | 89.7 | |
Female | 7 | 21.9 | 4.1 | 165 | 43.1 | 95.9 | |
Age (years) | bp = 0.742 | ||||||
Range | 22–81 | 16–95 | |||||
Mean | 45.2 | 44.0 | |||||
Median | 41.0 | 40.1 | |||||
Smoking | ap = 0.797 | ||||||
Yes | 7 | 21.9 | 7.4 | 88 | 23.0 | 92.6 | |
No | 9 | 28.1 | 6.4 | 131 | 34.2 | 93.6 | |
Not known | 16 | 50.0 | 8.9 | 164 | 42.8 | 91.1 | |
Heavy alcohol consumption | ap = 0.264 | ||||||
Yes | 2 | 6.3 | 15.4 | 11 | 2.9 | 84.6 | |
No | 30 | 93.8 | 7.4 | 373 | 97.4 | 92.6 | |
Immunodeficiency | ap = 0.313 | ||||||
Yes | 7 | 21.9 | 10.8 | 58 | 15.1 | 89.2 | |
No | 25 | 78.1 | 7.1 | 325 | 84.9 | 92.9 | |
Swallowing difficulty | ap = 0.436 | ||||||
Yes | 20 | 62.5 | 8.0 | 231 | 60.6 | 92.0 | |
No | 9 | 28.1 | 5.8 | 147 | 38.4 | 94.2 | |
Not known | 3 | 9.4 | 37.5 | 5 | 1.3 | 62.5 | |
Restricted mouth opening | ap < 0.001 | ||||||
Yes | 26 | 81.3 | 16.8 | 129 | 33.7 | 83.2 | |
No | 4 | 12.5 | 2.3 | 172 | 44.9 | 97.7 | |
Not known | 2 | 6.3 | 2.4 | 82 | 21.4 | 97.6 | |
Respiratory difficulty | ap = 0.193 | ||||||
Yes | 3 | 9.4 | 15.0 | 17 | 4.4 | 85.0 | |
No | 29 | 90.6 | 7.3 | 366 | 95.6 | 92.7 | |
Skin redness | ap = 0.340 | ||||||
Yes | 8 | 25.0 | 10.1 | 71 | 18.5 | 89.9 | |
No | 22 | 68.8 | 6.8 | 300 | 78.3 | 93.2 | |
Not known | 2 | 6.3 | 14.3 | 12 | 3.1 | 85.7 | |
Facial and/or neck swelling | ap < 0.001 | ||||||
Yes | 27 | 84.4 | 16.1 | 141 | 36.8 | 83.9 | |
No | 5 | 15.6 | 2.0 | 239 | 62.4 | 98.0 | |
Not known | 0 | 0.0 | 0.0 | 3 | 0.8 | 100.0 | |
CRP level at hospital admission (mg/l) | cp = 0.095 | ||||||
Range | 0–370 | 0–513 | |||||
Mean | 191.0 | 142.7 | |||||
Median | 209.0 | IQR (115.3–238.0) | 129.0 | IQR (71.3–201.0) | |||
White blood cell count at hospital admission (E9/l) | cp = 0.867 | ||||||
Range | 8.8–33.5 | 1.1–36.6 | |||||
Mean | 15.5 | 14.3 | |||||
Median | 13.8 | IQR (11.5–17.7) | 13.9 | IQR (10.7–17.1) | |||
Tympanic temperature | ap < 0.001 | ||||||
< 38 °C | 20 | 62.5 | 6.3 | 295 | 77.0 | 93.7 | |
≥ 38 °C | 9 | 28.1 | 14.1 | 55 | 14.4 | 85.9 | |
Not known | 3 | 9.4 | 8.3 | 33 | 8.6 | 91.7 | |
Surgical intervention | ap < 0.001 | ||||||
Yes | 32 | 100 | 11.1 | 257 | 67.1 | 88.9 | |
No | 0 | 0 | 0.0 | 126 | 32.9 | 100.0 | |
Delay (days) from beginning of symptoms to hospital admission | cp = 0.092 | ||||||
Range | 1–22 | 0–44 | |||||
Mean | 5.3 | 2.4 | |||||
Median | 4.0 | IQR (2–7) | 2.0 | IQR (2–6) | |||
Odontogenic infection | ap < 0.001 | ||||||
Yes | 24 | 75 | 23.8 | 77 | 20.1 | 76.2 | |
No | 8 | 25 | 2.5 | 306 | 79.9 | 97.5 | |
Peritonsillar and/or tonsillar and/or parapharyngeal infectiond | 5 | 15.6 | 2.4 | 205 | 53.5 | 97.6 | |
Sinusititise | 0 | 0.0 | 0.0 | 6 | 2.1 | 100.0 | |
Epiglottitis and/or supraglottitisf | 1 | 3.1 | 2.4 | 41 | 10.7 | 97.6 | |
Sialadenitisg | 0 | 0.0 | 0.0 | 31 | 8.1 | 100.0 | |
Other soft-tissue infectionh | 1 | 3.1 | 6.3 | 15 | 3.9 | 93.8 | |
Iatrogenic/traumai | 1 | 3.1 | 11.1 | 8 | 2.1 | 88.9 | |