Risk factors analysis for poor prognosis after percutaneous drainage in liver abscess patients with fatty liver

Table 1 Baseline characteristics of patients with liver abscess and fatty liver, mean ± SD/n (%)

Characteristics	Good prognosis group (n = 121)	Poor prognosis group (n = 44)	Test statistic	P value
Gender			χ² = 0.901	0.342
Male	77 (63.6)	26 (59.1)
Female	44 (36.4)	18 (40.9)
Age (years)	56.1 ± 11.9	65.2 ± 11.8	t = 4.852	0.001
Body mass index (kg/m²)	26.1 ± 3.8	28.9 ± 4.6	t = 4.176	0.001
Duration from onset to admission (days)	8.7 ± 4.1	12.4 ± 5.2	t = 5.063	0.001
Temperature on admission (°C)	38.7 ± 0.7	39.4 ± 0.9	t = 5.547	0.001
Number of comorbidities	1.7 ± 1.1	3.2 ± 1.5	t = 7.329	0.001
Smoking history	51 (42.1)	27 (61.4)	χ² = 7.841	0.005
Alcohol consumption history	62 (51.2)	30 (68.2)	χ² = 7.026	0.008
Residence			χ² = 0.628	0.428
Urban	84 (69.4)	24 (54.5)
Rural	58 (47.9)	20 (45.5)
Education level			χ² = 4.658	0.031
Junior high school or below	90 (74.4)	36 (81.8)
High school or above	52 (43.0)	8 (18.2)

Continuous variables are presented as mean ± SD and compared using independent samples t-test. Categorical variables are presented as number (percentage) [n (%)] and compared using χ² test. P < 0.05 was considered statistically significant.