Table 2. Multivariate logistic regression analysis of risk factors.

Factors		OR(95%CI)	P	Factors		OR(95%CI)	P
Gender	Female	1.459(0.746∼2.851)	0.269	Organ transplant	Have	0.371(0.044∼3.103)	0.36
	Male		0		Without	Ref	0
Age		0.991(0.97∼1.012)	0.399	Other comorbidities	Have	0.629(0.305∼1.298)	0.21
The number of days in hospital		0.991(0.975∼1.008)	0.305		Without	Ref	0
Onset season		Ref	0.061	Capsular antigen	(+)	1.034(0.529∼2.021)	0.922
	Summer	1.313(0.468∼3.682)	0.605		(-)	Ref	0
	Autumn	3.02(1.218∼7.486)	0.017*	Cytotoxic drugs	Have	5.342(1.195∼23.881)	0.028*
	Winter	2.352(0.927∼5.968)	0.072		Without	Ref	0
	Spring	Ref	0	White blood cell count		1.148(1.026∼1.285)	0.016*
Fever	Have	0.845(0.428∼1.67)	0.628	Lymphocytes		0.979(0.948∼1.012)	0.214
	Without	Ref	0	Hemoglobin		0.991(0.976∼1.006)	0.253
Twitch	Have	2.712(0.646∼11.389)	0.173	Packed cell volume		1.076(1.021∼1.135)	0.006*
	Without	Ref	0	Platelet count		0.994(0.99∼0.998)	0.005*
Cough	Have	0.597(0.31∼1.148)	0.122	CRP		1.014(1.003∼1.025)	0.014*
	Without	Ref	0	PCT		1.12(1.015∼1.236)	0.024*
Shortness of breath	Have	1.84(0.711∼4.764)	0.209	Albumin		0.918(0.865∼0.974)	0.005*
	Without	Ref	0	Globulin		1.047(0.998∼1.099)	0.059
Mental symptoms	Have	2.904(1.199∼7.029)	0.018*	Alanine aminotransferase		0.984(0.966∼1.003)	0.099
	Without	Ref	0	Aspartate aminotransferase		1.012(0.986∼1.04)	0.371
Asymptomatic	No	1.669(0.616∼4.523)	0.314	Creatinine		0.996(0.989∼1.003)	0.278
	Yes	Ref	0	Auxiliary T		0.986(0.943∼1.03)	0.525
Diabetes	Have	0.389(0.151∼0.998)	0.05*	Lethality T		1.029(0.985∼1.075)	0.2
	Without	Ref	0	cd4/cd8		1.584(1.103∼2.275)	0.013*
Tuberculosis	Have	0.505(0.158∼1.618)	0.25	Constant		0.054	0.239
	Without	Ref	0
Malignant tumor	Have	0.145(0.013∼1.624)	0.117
	Without	Ref	0

Notes.

^*P < 0.05