Prevalence, Predictive Factors, and Characteristics of Osteoporosis in Hyperthyroid Patients

Table 1

Correlation of some variables with BMD z-scores.

Variable	Pearson’s correlation	Level of significance
FT4	−0.33	0.009
FT3	−0.49	0.005
TSH	0.54	0.000
Corrected calcium	−0.31	0.039
PTH	0.14	0.206
Serum creatinine	0.43	0.001
Urinary calcium	−0.17	0.142
Urinary phosphate	−0.21	0.057
Urine creatinine	0.23	0.043
Osteocalcin	−0.61	0.000
Alkaline phosphatase	−0.53	0.000
Vitamin D	0.15	0.197
Age	0.16	0.166
BMI	0.25	>0.05