TABLE 3.

Clinical presentation of coronavirus disease 2019 (COVID-19) in case and control groups.

	With dementia	Without dementia	p-value
N° of patients	23	46
PA02 (mmHg) at admission, median (IQR)	69.5 (79,563)	65 (74.5–59.5)	0.46
P/F at admission, median (IQR)	244.5 (320.5–169.75)	245 (290–205)	0.81
N° (%) of patients with the worst respiratory support:
No respiratory support or need for nasal cannula	9 (39.13)	23(50)	0.39
With need for HFNC	9 (39.13)	9 (19.56)	0.08
With need for CPAP	1 (4.34)	8 (17.39)	0.25
With need for NIV	4 (17.4)	6 (13)	0.72
With need for invasive ventilation	10 (43.5)	10 (21.7)	0.06
N° (%) of patients with mild disease	4 (17.4)	7 (15.2)	1
N° (%) of patients with moderate disease	8 (34.8)	29 (63)	0.02
N° (%) of patients with severe disease	11 (47.8)	10 (21.7)	0.03
N° of deaths (%)	11 (47.8)	10 (21.7)	0.03
Days form admission to discharge, median (IQR)	20(12–45)	20(15–31)	0.63
Days from admission to death, median (IQR)	12(9–21)	19(12.5–30)	0.34

IQR, interquartile range; HFNC, high flow nasal cannulas; CPAP, continuous positive airway pressure; NIV, non-invasive ventilation. Bold value indicate our way to highlight statistically significant p-value.