Table 5.

Association between the quartiles of serum phosphate and the presence of dynapenia and sarcopenia.

Variables	Models
	Model 1			Model 2			Model 3
Age group	Quartiles	OR (95% CI)	P Value	OR (95% CI)	P Value	OR (95% CI)	P Value
Dynapenia
20–65 years old	Q2 v.s. Q1	1.37(0.99–1.89)	0.06	1.42(1.02–1.99)	0.04	1.37(0.98–1.93)	0.07
	Q3 v.s. Q1	1.69(1.24–2.31)	<0.001	1.74(1.26–2.40)	<0.001	1.67(1.20–2.32)	0.003
	Q4 v.s. Q1	1.60(1.15–2.24)	0.006	1.82(1.28–2.60)	<0.001	1.80(1.25–2.58)	<0.001
>65 years old	Q2 v.s. Q1	1.62(1.16–2.27)	0.005	1.64(1.16–2.33)	0.006	1.57(1.10–2.23)	0.013
	Q3 v.s. Q1	1.86(1.31–2.62)	<0.001	1.76(1.23–2.51)	0.002	1.71(1.19–2.46)	0.004
	Q4 v.s. Q1	2.25(1.55–3.27)	<0.001	2.24(1.52–3.31)	<0.001	2.13(1.43–3.16)	<0.001
Sarcopenia
20–65 years old	Q2 v.s. Q1	1.13(0.96–1.33)	0.151	1.10(0.88–1.38)	0.400	1.11(0.88–1.33)	0.376
	Q3 v.s. Q1	1.37(1.17–1.61)	<0.001	1.13(0.90–1.41)	0.285	1.13(0.90–1.41)	0.297
	Q4 v.s. Q1	1.40(1.19–1.65)	<0.001	1.27(1.01–1.61)	0.043	1.28(1.01–1.62)	0.038
>65 years old	Q2 v.s. Q1	1.53(1.16–2.02)	0.003	1.11(0.75–1.65)	0.595	1.14(0.77–1.70)	0.513
	Q3 v.s. Q1	1.99(1.50–2.64)	<0.001	1.20(0.81–1.78)	0.371	1.24(0.83–1.85)	0.297
	Q4 v.s. Q1	2.63(1.95–3.55)	<0.001	1.45(0.95–2.20)	0.085	1.47(0.96–2.25)	0.074

Model 1 = Unadjusted.

Model 2 = Model 1 + age, sex, race/ethnicity + BMI, serum fasting glucose, serum cholesterol, AST, serum HDL, serum calcium, serum creatinine.

Model 3 = Model 2 + history of congestive heart failure, coronary heart disease, angina/angina pectoris, heart attack, stroke, smoking.