Effectiveness of a multi-modal intervention protocol for preventing stress ulcers in critically ill older patients after gastrointestinal surgery

Table 2 Secondary outcomes, n (%)

Outcome	Intervention group (n = 100)	Control group (n = 100)	P value
Ulcer healing time, days (mean ± SD)1	5.2 ± 2.1	7.8 ± 3.4	0.003
Stress ulcer-related complications	3 (3)	9 (9)	0.04
Length of ICU stay, days [median (IQR)]	5 [3-8]	7 [4-11]	0.01
Length of hospital stay, days (mean ± SD)	12.3 ± 5.6	15.7 ± 7.2	0.001
30-day mortality	8 (8)	13 (13)	0.25
Ventilator-associated pneumonia	7 (7)	15 (15)	0.07
Clostridium difficile infection	2 (2)	5 (5)	0.25

¹Among patients who developed stress ulcers. ICU: Intensive care unit.