Table 2. The testosterone levels and sarcopenia status at the baseline examination. The p values were obtained using the chi-square test.

	Normal (Skeletal muscle index ≥ 6.87 kg/m2)		Sarcopenia (Skeletal muscle index <6.87 kg/m2)
	n	%	n	%
Total testosterone
Normal (≥2.9 ng/ml)	677	74.5	232	25.5
Low (<2.9 ng/ml)	31	64.6	17	35.4
Calculated free testosterone
Normal (≥46.3 pg/ml)	313	73.0	116	27.0
Low (<46.3 pg/ml)	14	53.9	12	46.1
Free testosterone
Normal (≥7.7 pg/ml)	681	75.3	224	24.7
Low (<7.7 pg/ml)	27	51.9	25	48.1