Risk Factors in Outpatients with Dermatitis and Eczema in Tertiary Hospitals of China Who Have Clinically Suspected Bacterial Infection

Table 2

Multivariate analysis of bacterial infection-associated risk factors in patients with dermatitis and eczema.

Risk factor	OR	95% CI	value
Age of onset, years ()	1.01	1.00-1.01	0.001
Course of disease, years ()	0.99	0.98-1.00	0.026
Diagnosis, (%)
Atopic dermatitis	1.00 (ref.)
Widespread eczema	1.50	1.14-1.98	<0.001
Other eczema	1.42	1.17-1.72	<0.001
Itching, (%)
None	1.00 (ref.)
Mild	2.11	1.17-3.81	<0.001
Moderate	7.04	3.96-12.51	<0.001
Severe	12.3	6.83-22.28	<0.001
Lesion distribution, (%)
None	1.00 (ref.)
Cubital fossa	1.29	1.03-1.62	0.024
Popliteal fossa	1.25	1.01-1.55	0.043
Side neck	1.17	0.99-1.39	0.060
Face	0.82	0.71-0.94	0.005
Ear	1.43	1.13-1.82	0.004
Shoulder and back	1.75	1.47-2.08	<0.001
Axillary	1.81	1.43-2.30	<0.001
Abdomen	0.78	0.66-0.93	0.004
Foot	1.50	1.25-1.79	<0.001
Pudendum	1.39	1.07-1.81	0.015
Medical history, (%)
None	1.00 (ref.)
Asthma	1.88	1.35-2.61	<0.001
Allergic rhinitis	2.01	1.66-2.44	<0.001
Allergic conjunctivitis	2.52	1.40-4.51	0.002
Atopic dermatitis	4.17	3.05-5.70	<0.001
Dry skin	0.76	0.64-0.90	0.002
Infantile eczema	2.29	1.82-2.89	<0.001
Flexion dermatitis	1.43	1.12-1.83	0.005

CI: confidence interval; OR: odds ratio; SD: standard deviation.