Table 3.
Crude prevalence of thyroid dysfunction in older adults classified according to age.
| Diagnosis | Age (years) | P-value¥ | ||
|---|---|---|---|---|
| 60–69 (n = 211) |
70–79 (n = 118) |
≥ 80 (n = 34) |
||
| Euthyroid, n (%) | 166 (78.67) | 89 (75.42) | 21 (61.76) | Reference |
| Total thyroid dysfunction, n (%) | 45 (21.33) | 29 (24.58) | 13 (38.24) | 0.099# |
| Hypothyroidism, n (%) | ||||
| Subclinical | 31 (14.69) | 25 (21.19) | 11 (32.35) | 0.035# |
| Overt | 9 (4.27) | 3 (2.54) | 2 (5.88) | 0.419* |
| Total | 40 (18.96) | 28 (23.73) | 13 (38.24) | 0.049# |
| Hyperthyroidism, n (%) | ||||
| Subclinical | 4 (1.90) | 1 (0.85) | 0 (0.00) | 0.771* |
| Overt | 1 (0.47) | 0 (0.00) | 0 (0.00) | 1.000* |
| Total | 5 (2.37) | 1 (0.85) | 0 (0.00) | 0.792* |
Significant values are in bold.
#Chi-squared test.
*Fisher's exact test.
¥Thyroid dysfunction categories were compared to the euthyroid group.