Table 2. Open in new tab Body...

Method and Variable	Visit C-1	Visit C-2	Visit C-3	Visit C-4
Model 1: unadjusted
MF-BIA
FM kg	0.89	0.80–0.99	< 0.001	0.88	0.76–1.01	< 0.001	0.79	0.64–0.93	< 0.001	0.82	0.68–0.97	< 0.001
FM percentage, %	0.79	0.64–0.94	< 0.001	0.76	0.63–0.89	< 0.001	0.73	0.61–0.85	< 0.001	0.75	0.63–0.87	< 0.001
FFM, kg	0.91	0.80–1.01	< 0.001	0.84	0.75–0.94	< 0.001	0.84	0.75–0.93	< 0.001	0.86	0.79–0.94	< 0.001
ADP
FM, kg	0.74	0.56–0.92	< 0.001	0.61	0.47–0.76	< 0.001	0.52	0.24–0.80	0.001	0.49	0.26–0.72	< 0.001
FM percentage, %	0.50	0.31–0.69	< 0.001	0.49	0.28–0.70	< 0.001	0.34	0.12–0.56	0.004	0.37	0.07–0.66	0.017
FFM, kg	0.76	0.60–0.93	< 0.001	0.72	0.50–0.95	< 0.001	0.67	0.51–0.84	< 0.001	0.82	0.52–1.12	< 0.001
Model 2: adjusted by age and sex
MF-BIA
FM, kg	0.90	0.81–1.00	< 0.001	0.95	0.84–1.05	< 0.001	0.86	0.73–0.99	< 0.001	0.86	0.74–0.98	< 0.001
FM percentage, %	0.77	0.57–0.96	< 0.001	0.81	0.62–1.00	< 0.001	0.73	0.57–0.89	< 0.001	0.76	0.59–0.93	< 0.001
FFM, kg	0.89	0.71–1.07	< 0.001	0.84	0.66–1.02	< 0.001	0.79	0.63–0.94	< 0.001	0.82	0.67–0.97	< 0.001
ADP
FM, kg	0.75	0.55–0.94	< 0.001	0.61	0.46–0.76	< 0.001	0.59	0.26–0.91	0.001	0.55	0.27–0.82	0.001
FM percentage, %	0.40	0.20–0.61	0.001	0.35	0.15–0.56	0.002	0.15	−0.12–0.42	0.271	0.36	0.08–0.63	0.013
FFM, kg	0.57	0.37–0.76	< 0.001	0.37	0.07–0.66	0.016	0.42	0.17–0.66	0.002	0.45	0.19–0.71	0.002

Method and Variable

Visit C-1

Visit C-2

Visit C-3

Visit C-4

r²

95% CI

r²

95% CI

r²

95% CI

r²

95% CI

Model 1: unadjusted

MF-BIA

FM kg

0.89

0.80–0.99

< 0.001

0.88

0.76–1.01

< 0.001

0.79

0.64–0.93

< 0.001

0.82

0.68–0.97

< 0.001

FM percentage, %

0.79

0.64–0.94

< 0.001

0.76

0.63–0.89

< 0.001

0.73

0.61–0.85

< 0.001

0.75

0.63–0.87

< 0.001

FFM, kg

0.91

0.80–1.01

< 0.001

0.84

0.75–0.94

< 0.001

0.84

0.75–0.93

< 0.001

0.86

0.79–0.94

< 0.001

ADP

FM, kg

0.74

0.56–0.92

< 0.001

0.61

0.47–0.76

< 0.001

0.52

0.24–0.80

0.001

0.49

0.26–0.72

< 0.001

FM percentage, %

0.50

0.31–0.69

< 0.001

0.49

0.28–0.70

< 0.001

0.34

0.12–0.56

0.004

0.37

0.07–0.66

0.017

FFM, kg

0.76

0.60–0.93

< 0.001

0.72

0.50–0.95

< 0.001

0.67

0.51–0.84

< 0.001

0.82

0.52–1.12

< 0.001

Model 2: adjusted by age and sex

MF-BIA

FM, kg

0.90

0.81–1.00

< 0.001

0.95

0.84–1.05

< 0.001

0.86

0.73–0.99

< 0.001

0.86

0.74–0.98

< 0.001

FM percentage, %

0.77

0.57–0.96

< 0.001

0.81

0.62–1.00

< 0.001

0.73

0.57–0.89

< 0.001

0.76

0.59–0.93

< 0.001

FFM, kg

0.89

0.71–1.07

< 0.001

0.84

0.66–1.02

< 0.001

0.79

0.63–0.94

< 0.001

0.82

0.67–0.97

< 0.001

ADP

FM, kg

0.75

0.55–0.94

< 0.001

0.61

0.46–0.76

< 0.001

0.59

0.26–0.91

0.001

0.55

0.27–0.82

0.001

FM percentage, %

0.40

0.20–0.61

0.001

0.35

0.15–0.56

0.002

0.15

−0.12–0.42

0.271

0.36

0.08–0.63

0.013

FFM, kg

0.57

0.37–0.76

< 0.001

0.37

0.07–0.66

0.016

0.42

0.17–0.66

0.002

0.45

0.19–0.71

0.002

Method and Variable	Visit C-1	Visit C-2	Visit C-3	Visit C-4
Model 1: unadjusted
MF-BIA
FM kg	0.89	0.80–0.99	< 0.001	0.88	0.76–1.01	< 0.001	0.79	0.64–0.93	< 0.001	0.82	0.68–0.97	< 0.001
FM percentage, %	0.79	0.64–0.94	< 0.001	0.76	0.63–0.89	< 0.001	0.73	0.61–0.85	< 0.001	0.75	0.63–0.87	< 0.001
FFM, kg	0.91	0.80–1.01	< 0.001	0.84	0.75–0.94	< 0.001	0.84	0.75–0.93	< 0.001	0.86	0.79–0.94	< 0.001
ADP
FM, kg	0.74	0.56–0.92	< 0.001	0.61	0.47–0.76	< 0.001	0.52	0.24–0.80	0.001	0.49	0.26–0.72	< 0.001
FM percentage, %	0.50	0.31–0.69	< 0.001	0.49	0.28–0.70	< 0.001	0.34	0.12–0.56	0.004	0.37	0.07–0.66	0.017
FFM, kg	0.76	0.60–0.93	< 0.001	0.72	0.50–0.95	< 0.001	0.67	0.51–0.84	< 0.001	0.82	0.52–1.12	< 0.001
Model 2: adjusted by age and sex
MF-BIA
FM, kg	0.90	0.81–1.00	< 0.001	0.95	0.84–1.05	< 0.001	0.86	0.73–0.99	< 0.001	0.86	0.74–0.98	< 0.001
FM percentage, %	0.77	0.57–0.96	< 0.001	0.81	0.62–1.00	< 0.001	0.73	0.57–0.89	< 0.001	0.76	0.59–0.93	< 0.001
FFM, kg	0.89	0.71–1.07	< 0.001	0.84	0.66–1.02	< 0.001	0.79	0.63–0.94	< 0.001	0.82	0.67–0.97	< 0.001
ADP
FM, kg	0.75	0.55–0.94	< 0.001	0.61	0.46–0.76	< 0.001	0.59	0.26–0.91	0.001	0.55	0.27–0.82	0.001
FM percentage, %	0.40	0.20–0.61	0.001	0.35	0.15–0.56	0.002	0.15	−0.12–0.42	0.271	0.36	0.08–0.63	0.013
FFM, kg	0.57	0.37–0.76	< 0.001	0.37	0.07–0.66	0.016	0.42	0.17–0.66	0.002	0.45	0.19–0.71	0.002

Table 2.

Open in new tab

Body Composition Measured During the Entire Study: Comparison of MF-BIA and ADP With DXA

Method and Variable	Visit C-1			Visit C-2			Visit C-3			Visit C-4
Method and Variable	r²	95% CI	P	r²	95% CI	P	r²	95% CI	P	r²	95% CI	P
Model 1: unadjusted
MF-BIA
FM kg	0.89	0.80–0.99	< 0.001	0.88	0.76–1.01	< 0.001	0.79	0.64–0.93	< 0.001	0.82	0.68–0.97	< 0.001
FM percentage, %	0.79	0.64–0.94	< 0.001	0.76	0.63–0.89	< 0.001	0.73	0.61–0.85	< 0.001	0.75	0.63–0.87	< 0.001
FFM, kg	0.91	0.80–1.01	< 0.001	0.84	0.75–0.94	< 0.001	0.84	0.75–0.93	< 0.001	0.86	0.79–0.94	< 0.001
ADP
FM, kg	0.74	0.56–0.92	< 0.001	0.61	0.47–0.76	< 0.001	0.52	0.24–0.80	0.001	0.49	0.26–0.72	< 0.001
FM percentage, %	0.50	0.31–0.69	< 0.001	0.49	0.28–0.70	< 0.001	0.34	0.12–0.56	0.004	0.37	0.07–0.66	0.017
FFM, kg	0.76	0.60–0.93	< 0.001	0.72	0.50–0.95	< 0.001	0.67	0.51–0.84	< 0.001	0.82	0.52–1.12	< 0.001
Model 2: adjusted by age and sex
MF-BIA
FM, kg	0.90	0.81–1.00	< 0.001	0.95	0.84–1.05	< 0.001	0.86	0.73–0.99	< 0.001	0.86	0.74–0.98	< 0.001
FM percentage, %	0.77	0.57–0.96	< 0.001	0.81	0.62–1.00	< 0.001	0.73	0.57–0.89	< 0.001	0.76	0.59–0.93	< 0.001
FFM, kg	0.89	0.71–1.07	< 0.001	0.84	0.66–1.02	< 0.001	0.79	0.63–0.94	< 0.001	0.82	0.67–0.97	< 0.001
ADP
FM, kg	0.75	0.55–0.94	< 0.001	0.61	0.46–0.76	< 0.001	0.59	0.26–0.91	0.001	0.55	0.27–0.82	0.001
FM percentage, %	0.40	0.20–0.61	0.001	0.35	0.15–0.56	0.002	0.15	−0.12–0.42	0.271	0.36	0.08–0.63	0.013
FFM, kg	0.57	0.37–0.76	< 0.001	0.37	0.07–0.66	0.016	0.42	0.17–0.66	0.002	0.45	0.19–0.71	0.002

Method and Variable	Visit C-1			Visit C-2			Visit C-3			Visit C-4
Method and Variable	r²	95% CI	P	r²	95% CI	P	r²	95% CI	P	r²	95% CI	P
Model 1: unadjusted
MF-BIA
FM kg	0.89	0.80–0.99	< 0.001	0.88	0.76–1.01	< 0.001	0.79	0.64–0.93	< 0.001	0.82	0.68–0.97	< 0.001
FM percentage, %	0.79	0.64–0.94	< 0.001	0.76	0.63–0.89	< 0.001	0.73	0.61–0.85	< 0.001	0.75	0.63–0.87	< 0.001
FFM, kg	0.91	0.80–1.01	< 0.001	0.84	0.75–0.94	< 0.001	0.84	0.75–0.93	< 0.001	0.86	0.79–0.94	< 0.001
ADP
FM, kg	0.74	0.56–0.92	< 0.001	0.61	0.47–0.76	< 0.001	0.52	0.24–0.80	0.001	0.49	0.26–0.72	< 0.001
FM percentage, %	0.50	0.31–0.69	< 0.001	0.49	0.28–0.70	< 0.001	0.34	0.12–0.56	0.004	0.37	0.07–0.66	0.017
FFM, kg	0.76	0.60–0.93	< 0.001	0.72	0.50–0.95	< 0.001	0.67	0.51–0.84	< 0.001	0.82	0.52–1.12	< 0.001
Model 2: adjusted by age and sex
MF-BIA
FM, kg	0.90	0.81–1.00	< 0.001	0.95	0.84–1.05	< 0.001	0.86	0.73–0.99	< 0.001	0.86	0.74–0.98	< 0.001
FM percentage, %	0.77	0.57–0.96	< 0.001	0.81	0.62–1.00	< 0.001	0.73	0.57–0.89	< 0.001	0.76	0.59–0.93	< 0.001
FFM, kg	0.89	0.71–1.07	< 0.001	0.84	0.66–1.02	< 0.001	0.79	0.63–0.94	< 0.001	0.82	0.67–0.97	< 0.001
ADP
FM, kg	0.75	0.55–0.94	< 0.001	0.61	0.46–0.76	< 0.001	0.59	0.26–0.91	0.001	0.55	0.27–0.82	0.001
FM percentage, %	0.40	0.20–0.61	0.001	0.35	0.15–0.56	0.002	0.15	−0.12–0.42	0.271	0.36	0.08–0.63	0.013
FFM, kg	0.57	0.37–0.76	< 0.001	0.37	0.07–0.66	0.016	0.42	0.17–0.66	0.002	0.45	0.19–0.71	0.002

Correlation coefficients (r²), confidence intervals (95% CIs), and P values are given for each of the methods compared with DXA.

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