. 2016;15(2):101–107.

Table 2.

The frequency distribution of VAP in the experimental and the control group on the fifth day

Groups		Experimental group		Control group		χ²^a	P value

		N ^a	%	N ^a	%
VAP on the fifth day	Infected	25	29.8	40	47.6	5.65	0.02
VAP on the fifth day	Uninfected	59	70.2	44	52.4	5.65	0.02

Abbreviations: χ²: Chi-square test, N: number