Association between MDM2-SNP309 and hepatocellular carcinoma in Taiwanese population

Table 1 The demography of HCC patients and cancer-free healthy controls from Taiwan n (%)

Characteristics1	Cases (58)	Controls (138)	P value
Age (yr)
mean	65.90	40.20	< 0.0001
SD	10.14	15.24
Gender
Male	45 (77.6)	42 (30.2)	< 0.0001
Female	13 (22.4)	96 (69.8)
Hepatitis
Yes	49 (84.5)	10 (7.2)	< 0.0001
No	9 (15.5)	79 (57.25)
Unknown	0	49 (35.5)
HBV2
+	29	10	0.0002
-	28	40
HCV3
+	20	0	< 0.0001
-	37	50
Alcohol intake
Yes	26 (44.8)	81 (58.7)	0.0851
No	32 (55.2)	57 (41.3)
Cardiovascular diseases and/or disorders
Yes	23 (39.7)	26 (18.7)	0.0035
No	35 (59.6)	116 (81.3)
BMI	22.7 ± 3.13	22.59 ± 3.44	0.8341

¹Age and BMI (Body Mass Index) were determined by t test. Other parameters were analyzed by Fisher’s exact test; ^2,3Two HCC cases were infected with both HBV and HCV. HCC: Hepatocellular carcinoma.