TABLE 3.

Overall Patient Outcomes by Pre/Postintervention Period

Outcome	Preintervention (n = 371)	Postintervention (n = 201)	Difference (95% Cl)
In-hospital mortality, n (%)
Live	250 (94)	185 (92)	0.02 (−0.03 to 0.07)
Died	21 (6)	16 (8)
Ventilator-free days Overall
Mean (SD)	23.3 (8.7)	23.2 (9.2)	0.04 (−1.5 to 1.6)
Median (IQR)	28.0 (24.0–28.0)	28.0 (24.0–28.0)	n/a
Ever mechanically ventilated only
Mean (SD)	17.2 (10.3)	16.4 (11.1)	0.9 (−2.1 to 3.8)
Median (IQR)	22.0 (6.0–26.0)	22.0 (1.0–26.0)	n/a
Required mechanical ventilation, n (%)	161 (43)	78 (39)	0.05 (−0.04 to 0.1)
Hospital-free days
Mean (SD)	73.8 (23.2)	71.7 (25.5)	2.09 (−2.2 to 6.4)
Median (IQR)	83.0 (74.0–87.0)	83.0 (72.0–86.0)	n/a
Length of stay
Mean (SD)	12.9 (27.5)	11.8 (14.7)	1.1 (−2.4 to 4.6)
Median (IQR)	6.0 (3.0–13.0)	7.0 (4.0–15)	n/a

IQR, interquartile range; n/a, not applicable.