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. 2021 May 28;21:112. doi: 10.1186/s12902-021-00772-z

Table 3.

Multiple linear regression of lifestyle and thyroid homeostasis in subclinical hypothyroidism

Dependent variable Influence factors β P value
TSH Exercise -0.224 0.004
SPINA-GT Iodine excess 0.209 0.001
Exercise 0.244 0.006
Stay up late on weekends 0.151 0.047
TSHI Smoking 0.161 0.040
Iodine excess 0.167 0.034
TTSI− 1 Exercise 0.206 0.009

*P value < 0.05 was considered significant

SPINA-GT secretory capacity of the thyroid gland; TSHI Jostel’s TSH index; TTSI thyrotroph thyroid hormone resistance index