Efficacy of Hi-Lo Evac Endotracheal Tube in Prevention of Ventilator-Associated Pneumonia in Mechanically Ventilated Poisoned Patients

Table 2

Comparison of sex, age, vital signs on admission, and time elapsed between exposure and admission between the case and control groups.

Variables	Case group (Evac ETT)	Control group (C-ETT)	value
Male	26 (60.5%)	30 (62.5%)	0.84
Female	17 (39.5%)	(37.5%)
Age	35.4 ± 13.7	32.2 ± 15.2	0.16^‡
Systolic blood pressure	109 ± 20	117 ± 25	0.09^†
Temperature	37 ± 1	37 ± 1	0.97^‡
Pulse rate	93 ± 21	99 ± 26	0.2^†
Time elapsed between exposure and admission	5.7 ± 6.2	4.5 ± 4.7	0.27^‡

Based on -test. ^‡Based on Mann-Whitney test. Based on Chi-square test.