Table 6.

Demographic and baseline clinical characteristics of pneumonia with ARDS or without ARDS.

	With ARDS (n = 35)	Without ARDS (n = 44)	P value
Age, years, mean (SD)	68 (14)	63.5 (15)	0.194
Male/female	22/15	26/18	0.818
APACHE II score, median (IQR)	23 (19–27)	—
PaO2/FIO2 ratio, median (IQR)	108 (84–130)	—
Duration of mechanical ventilation, mean (SD)	13.5 (8)	—
Length of Intensive Care Unit stay, mean (SD)	15.5 (8.5)	—
Length of hospital stay, mean (SD)	22 (11)	11 (4)	0.000
Death in hospital, n (%)	17 (48.6%)	0