Analysis of Clinical Manifestations of Acute and Chronic Brucellosis in Patients Admitted to a Public General Hospital in Northern China

Figures & data

Table 1 Comparison of Age Between Acute and Chronic Groups

Age (Years)	Acute Phase Group (%)	Chronic Phase Group (%)	P-value
0–17	4 (4.65%)	0	0.216
18–44	23 (26.74%)	19 (32.76%)
45–59	35 (40.70%)	28 (48.28%)
60–74	24 (27.91%)	11 (18.97%)
Total	86	58

Table 2 Comparison of Biological Types of Contact Infection Between Acute Stage and Chronic Stage

Group	Num.	Sheep	Cows	Both Sheep and Cows	Other
Acute Phase	86	61	14	6	5
Chronic Phase	58	12	38	4	4
χ^2		34.98	36.4	0	0.069
p		P<0.01	P<0.01	P>0.05	P>0.05

Table 3 Comparison of Main Clinical Manifestations Between the Acute Phase and Chronic Phase

Group	Num. (%)	Number of Clinical Symptoms
		Fever	Weakness	Excessive Sweating	Joint and Muscle Pain	Testicular Swelling and Pain	Liver Enlargement	Splenomegaly	Lymph Node Enlargement
Acute phase	86 (%)	65 75.58	71 82.56	52 60.47	55 63.95	13 15.12	16 18.61	31 36.05	42 48.84
Chronic phase	58 (%)	12 20.69	48 82.76	21 36.21	51 87.93	3 5.17	7 12.07	9 15.52	12 20.69
Χ^2		42.63	0.001	8.24	10.99	3.72	2.09	7.48	11.92
P		P<0.01	P>0.05	P<0.01	P<0.01	P<0.05	P>0.05	P<0.01	<0.01