Normal thyroid gland | Number of cigarettes | |||||||
0 - 5 | 5 - 10 | 10 - 20 | more than 20 | |||||
N | N% | N | N% | n | N% | n | N% | |
No | 0 | 0.00% | 0 | 0.00% | 2 | 18.2% | 2 | 50.0% |
Yes | 3 | 100% | 8 | 100% | 9 | 81.8% | 2 | 50.0% |