Table 1.
General characteristics of the participants by thyroid nodules
| Variables | Total n=874 |
TN+ n=649 |
TN− n=225 |
P-value |
|---|---|---|---|---|
| Age, years | 102.8±2.8 | 102.9±2.8 | 102.8±2.7 | 0.724 |
| Women, % | 82.8 | 86.6 | 72.0 | <0.001 |
| Illiterate, % | 90.8 | 91.4 | 89.3 | 0.361 |
| Han ethnic, % | 87.3 | 87.2 | 87.6 | 0.894 |
| Heavy manual work, % | 42.7 | 41.9 | 44.9 | 0.436 |
| Underweight, % | 53.0 | 51.5 | 57.3 | 0.128 |
| Hypertension, % | 67.3 | 69.8 | 60.0 | 0.007 |
| Diabetes, % | 10.2 | 11.6 | 6.2 | 0.023 |
| Dyslipidemia, % | 23.7 | 22.8 | 26.2 | 0.299 |
| Anemia, % | 32.0 | 33.3 | 28.4 | 0.180 |
| Self-rated health, % | 0.190 | |||
| Good | 23.6 | 24.8 | 20.0 | |
| Fair | 60.3 | 58.6 | 65.3 | |
| Poor | 16.1 | 16.6 | 14.7 |
Notes: TN+, participants with at least one thyroid nodule under the ultrasound examinations; TN−, participants without thyroid nodule.
Abbreviation: TN, thyroid nodule.