Table 4.

CHEK2 variant c.470C occurrence in patients with differentiated thyroid carcinoma (DTC) in the age groups due to the age at onset

age group (years)	Number of patients	Number of patients with genotypes TC+CC (frequency)	OR	CI	p-value
0 - 30	80	7 (8.75%)	1.1	[0.41-2.74]	0.763
30 - 40	98	8 (8.16%)	1.0	[0.40-2.40]	0.918
40 – 50	115	8 (6.96%)	0.8	[0.33-1.92]	0.669
50 - 60	133	17 (12.78%)	2.2	[1.07-4.38]	0.016
60 -100	105	2 (1.9%)	0.2	[0.02-0.75]	0.008

In bold: statistically significant numbers with 95% confidence intervals.