Table 1.

Demographic characteristics of the three groups of treatment

	S	L	LB	P*
Age (years) (mean ± SD)	49.57 ± 9.36	50.85 ± 8.93	53.42±10.39	NS
Sex (female) n, (%)	4 (57)	5 (71)	5 (71)	NS
BMI (Kg/m2) (mean ± SD)	26.2 ± 4.7	27.5 ± 3.8	26.9 ± 5.3	NS
Basal FT4 (ng/dL) (mean ± SD)	0.92 ± 0.22	0.88 ± 0.10	0.91 ± 0.15	NS

S, solid in fasting conditions; L, liquid in fasting conditions; LB, liquid at breakfast; FT4, free thyroxine;

*, ANOVA or Chi-square as appropriate; SD, standard deviation