Table 3.

Correlation between malignancy and analyzed variables

Correlations between malignancy and analyzed variables	DTC		p value
	Yes (N = 193)	No (N = 567)
Gender
Female	146 (24.7%)	445 (75.3%)	ns
Male	47 (27.6%)	123 (72.4%)
Age groups
< 55 aa	119 (28.8%)	294 (71.2%)	0.017
> 55 aa	74 (21.3%)	274 (78.7%)
Dimensional groups
N < 1	18 (19.6%)	74 (80.4%)	0.38
1 < N < 4	153 (26.3)	428 (73.7%)
N > 4	22 (25%)	66 (75%)
Nodules < 1 cm
Yes	18 (19.6%)	74 (80.4%)	0.173
No	175 (26.2%)	494 (73.8%)
Nodules between 1 and 4 cm
Yes	153 (26.3)	428 (73.7%)	0.268
No	40 (22.2%)	140 (77.8%)
Nodules > 4 cm
Yes	22 (25%)	66 (75%)	0.934
No	171 (25.4%)	502 (74.6%)
Cytological diagnosis
PF group	59/191 (30.9%)
Class 3 of BSRTC	34/184(18.5%)
Class 4 of BSRTC	101/386 (26.2%)