Correlation analyse between thyroid hormone levels and severity of schizophrenia symptoms

Table 5 Receiver operating characteristic curve analyse of related factors

Index	AUC	SE	95%CI	P value	Optimal cutoff value	Sensitivity (%)	Specificity (%)
T3	0.749	0.071	0.614-0.856	0.001	≤ 1.68	75.0	74.4
T4	0.766	0.070	0.632-0.870	< 0.001	≤ 98.82	87.5	56.4
FT3	0.545	0.093	0.405-0.680	0.628	> 4.49	50.0	74.36
FT4	0.547	0.092	0.407-0.682	0.608	> 13.86	62.5	66.7
TSH	0.890	0.051	0.777	0.958	> 2.74	81.2	89.7
Cortisol	0.925	0.038	0.821-0.978	< 0.001	> 5.88	81.3	89.7

T3: Triiodothyronine; T4: Thyroxine; FT3: Free triiodothyronine; FT4: Free thyroxine; TSH: Thyroid stimulating hormone; AUC: Area under the curve; CI: Confidence interval.