Table 3 P values of Begg’s and Egger’s test for investigating the publication bias
|  | Begg’s test | Egger’s test |
|---|---|---|
All cause mortality | ||
 Hypothyroidism | 1.00 | 0.870 |
 Hyperthyroidism | 1.00 | 0.504 |
Cardiac death and/or hospitalization | ||
 Hypothyroidism | 0.119 | 0.005 |
 Hyperthyroidism | 0.806 | 0.932 |