[Retracted] Analysis of Microbiological and Clinical Characteristics of Bacterial Infection in Patients with Pulmonary Infection

Table 6

Single factor analysis of pulmonary infection.Influencing factors.

	Bacterial infection (n = 104)	Constituent ratio (%)	Nonbacterial infection (n = 56)	Constituent ratio (%)	t/x^2
Gender
Male	57	54.81	31	55.36	0.004	>0.05
Female	47	45.19	25	44.64
Age (years)
<18	27	25.96	6	10.71	9.675	<0.05
18–60	39	37.50	16	28.57
>60	38	36.54	34	60.71
Smoking
Suction	27	25.96	49	87.50	55.277	<0.05
Do not suck	77	74.04	7	12.50
Body mass index (kg/m^2)
<18.5	20	19.23	11	19.64	0.005	>0.05
18.5∼24.0	73	70.19	39	69.64
>24.0	11	10.58	6	10.71
Home cooking
Yes	54	51.92	39	69.64	4.696	<0.05
No	50	48.08	17	30.36
Exposure to dust or harmful gases
Yes	9	8.65	14	25.00	7.902	<0.05
No	95	91.35	42	75.00
Family members smoke
Yes	55	52.88	39	69.64	13.908	<0.05
No	49	47.12	17	30.36
History of chronic lung disease
Yes	9	8.65	23	41.07	23.908	<0.05
No	95	91.35	33	58.93
Length of stay (days)
≤7	57	54.81	14	25.00	13.908	<0.05
>7	47	45.19	43	76.79
Catheter indwelling
Yes	41	39.42	43	76.79	20.376	<0.05
None	63	60.58	13	23.21