From: Determinants of p14/ARF methylation in healthy females: association with reproductive and non-reproductive risk factors of breast cancer
Age in years
Low p14/ARF methylation expression (72)
n (%)
High p14/ARF methylation expression (48)
Chi-square
p value
Age < 40 years (60)
42 (70%)
18 (30%)
2.88
0.088
Age > 40 years (60)
30 (50%)