. 2017 Aug 1;27(8):1011–1016. doi: 10.1089/thy.2016.0662

Table 2.

Association of Left (Upper Panel) and Right (Lower Panel) Hemithyroid Volume with Sex, Age, Sex- and Age-Specific Body Surface Area, and Hemiagenesis

Factors	Volume, mL [CI]	p-Value
Left thyroid
Sex (male vs. female)	0.06 [0.055–0.069]	<0.001
Age (per 1 SD increase)^a	1.05 [1.046–1.053]	<0.001
Sex-age-specific BSA (per 1 SD increase)^b	0.34 [0.340–0.347]	<0.001
Right hemiagenesis (bilateral vs. hemiagenesis)	1.38 [0.841–1.924]	<0.001
Right thyroid
Sex (male vs. female)	0.04 [0.029–0.045]	<0.001
Age (per 1 SD)^a	1.28 [1.279–1.287]	<0.001
Sex-age-specific BSA (per 1 SD)^b	0.43 [0.430–0.438]	<0.001
Left hemiagenesis (bilateral vs. hemiagenesis)	1.70 [1.399–1.991]	<0.001

^{^a}

1 SD: 5.0 years; ^b1 SD: 0.15 m².

CI, confidence interval; SD, standard deviation; BSA, body surface area.